PEP8 applied

devscripts/bash-completion.py

@@ -9,16 +9,17 @@ import youtube_dl
 BASH_COMPLETION_FILE = "youtube-dl.bash-completion"
 BASH_COMPLETION_TEMPLATE = "devscripts/bash-completion.in"
 
+
 def build_completion(opt_parser):
     opts_flag = []
     for group in opt_parser.option_groups:
         for option in group.option_list:
-            #for every long flag
+            # for every long flag
             opts_flag.append(option.get_opt_string())
     with open(BASH_COMPLETION_TEMPLATE) as f:
         template = f.read()
     with open(BASH_COMPLETION_FILE, "w") as f:
-        #just using the special char
+        # just using the special char
         filled_template = template.replace("{{flags}}", " ".join(opts_flag))
         f.write(filled_template)
 

devscripts/buildserver.py

@@ -233,6 +233,7 @@ def rmtree(path):
 
 #==============================================================================
 
+
 class BuildError(Exception):
     def __init__(self, output, code=500):
         self.output = output
@@ -369,7 +370,7 @@ class Builder(PythonBuilder, GITBuilder, YoutubeDLBuilder, DownloadBuilder, Clea
 
 
 class BuildHTTPRequestHandler(BaseHTTPRequestHandler):
-    actionDict = { 'build': Builder, 'download': Builder } # They're the same, no more caching.
+    actionDict = {'build': Builder, 'download': Builder}  # They're the same, no more caching.
 
     def do_GET(self):
         path = urlparse.urlparse(self.path)

devscripts/fish-completion.py

@@ -23,6 +23,7 @@ EXTRA_ARGS = {
     'batch-file': ['--require-parameter'],
 }
 
+
 def build_completion(opt_parser):
     commands = []
 

devscripts/gh-pages/sign-versions.py

@@ -11,18 +11,18 @@ except NameError:
 
 versions_info = json.load(open('update/versions.json'))
 if 'signature' in versions_info:
-	del versions_info['signature']
+    del versions_info['signature']
 
 print('Enter the PKCS1 private key, followed by a blank line:')
 privkey = b''
 while True:
-	try:
+    try:
-		line = input()
+        line = input()
-	except EOFError:
+    except EOFError:
-		break
+        break
-	if line == '':
+    if line == '':
-		break
+        break
-	privkey += line.encode('ascii') + b'\n'
+    privkey += line.encode('ascii') + b'\n'
 privkey = rsa.PrivateKey.load_pkcs1(privkey)
 
 signature = hexlify(rsa.pkcs1.sign(json.dumps(versions_info, sort_keys=True).encode('utf-8'), privkey, 'SHA-256')).decode()

devscripts/gh-pages/update-copyright.py

@@ -5,7 +5,7 @@ from __future__ import with_statement
 
 import datetime
 import glob
-import io # For Python 2 compatibilty
+import io  # For Python 2 compatibilty
 import os
 import re
 

devscripts/gh-pages/update-feed.py

@@ -73,4 +73,3 @@ atom_template = atom_template.replace('@ENTRIES@', entries_str)
 
 with io.open('update/releases.atom', 'w', encoding='utf-8') as atom_file:
     atom_file.write(atom_template)
-

devscripts/gh-pages/update-sites.py

@@ -9,6 +9,7 @@ sys.path.append(os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(
 
 import youtube_dl
 
+
 def main():
     with open('supportedsites.html.in', 'r', encoding='utf-8') as tmplf:
         template = tmplf.read()

devscripts/transition_helper.py

@@ -4,7 +4,7 @@ import sys, os
 
 try:
     import urllib.request as compat_urllib_request
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import urllib2 as compat_urllib_request
 
 sys.stderr.write(u'Hi! We changed distribution method and now youtube-dl needs to update itself one more time.\n')
@@ -12,9 +12,9 @@ sys.stderr.write(u'This will only happen once. Simply press enter to go on. Sorr
 sys.stderr.write(u'The new location of the binaries is https://github.com/rg3/youtube-dl/downloads, not the git repository.\n\n')
 
 try:
-	raw_input()
+    raw_input()
-except NameError: # Python 3
+except NameError:  # Python 3
-	input()
+    input()
 
 filename = sys.argv[0]
 

devscripts/transition_helper_exe/setup.py

@@ -9,4 +9,4 @@ py2exe_options = {
     "dll_excludes": ['w9xpopen.exe']
 }
 
-setup(console=['youtube-dl.py'], options={ "py2exe": py2exe_options }, zipfile=None)
+setup(console=['youtube-dl.py'], options={"py2exe": py2exe_options}, zipfile=None)

devscripts/transition_helper_exe/youtube-dl.py

@@ -4,13 +4,17 @@ import sys, os
 import urllib2
 import json, hashlib
 
+
 def rsa_verify(message, signature, key):
     from struct import pack
     from hashlib import sha256
     from sys import version_info
+
     def b(x):
-        if version_info[0] == 2: return x
+        if version_info[0] == 2:
-        else: return x.encode('latin1')
+            return x
+        else:
+            return x.encode('latin1')
     assert(type(message) == type(b('')))
     block_size = 0
     n = key[0]
@@ -23,13 +27,17 @@ def rsa_verify(message, signature, key):
         raw_bytes.insert(0, pack("B", signature & 0xFF))
         signature >>= 8
     signature = (block_size - len(raw_bytes)) * b('\x00') + b('').join(raw_bytes)
-    if signature[0:2] != b('\x00\x01'): return False
+    if signature[0:2] != b('\x00\x01'):
+        return False
     signature = signature[2:]
-    if not b('\x00') in signature: return False
+    if not b('\x00') in signature:
+        return False
     signature = signature[signature.index(b('\x00'))+1:]
-    if not signature.startswith(b('\x30\x31\x30\x0D\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20')): return False
+    if not signature.startswith(b('\x30\x31\x30\x0D\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20')):
+        return False
     signature = signature[19:]
-    if signature != sha256(message).digest(): return False
+    if signature != sha256(message).digest():
+        return False
     return True
 
 sys.stderr.write(u'Hi! We changed distribution method and now youtube-dl needs to update itself one more time.\n')
@@ -92,7 +100,7 @@ echo Updating youtube-dl...
 ping 127.0.0.1 -n 5 -w 1000 > NUL
 move /Y "%s.new" "%s"
 del "%s"
-    \n""" %(exe, exe, bat))
+    \n""" % (exe, exe, bat))
     b.close()
 
     os.startfile(bat)

test/helper.py

@@ -72,8 +72,10 @@ class FakeYDL(YoutubeDL):
     def expect_warning(self, regex):
         # Silence an expected warning matching a regex
         old_report_warning = self.report_warning
+
         def report_warning(self, message):
-            if re.match(regex, message): return
+            if re.match(regex, message):
+                return
             old_report_warning(message)
         self.report_warning = types.MethodType(report_warning, self)
 

test/test_YoutubeDL.py

@@ -266,6 +266,7 @@ class TestFormatSelection(unittest.TestCase):
             'ext': 'mp4',
             'width': None,
         }
+
         def fname(templ):
             ydl = YoutubeDL({'outtmpl': templ})
             return ydl.prepare_filename(info)

test/test_all_urls.py

@@ -32,19 +32,19 @@ class TestAllURLsMatching(unittest.TestCase):
     def test_youtube_playlist_matching(self):
         assertPlaylist = lambda url: self.assertMatch(url, ['youtube:playlist'])
         assertPlaylist('ECUl4u3cNGP61MdtwGTqZA0MreSaDybji8')
-        assertPlaylist('UUBABnxM4Ar9ten8Mdjj1j0Q') #585
+        assertPlaylist('UUBABnxM4Ar9ten8Mdjj1j0Q')  # 585
         assertPlaylist('PL63F0C78739B09958')
         assertPlaylist('https://www.youtube.com/playlist?list=UUBABnxM4Ar9ten8Mdjj1j0Q')
         assertPlaylist('https://www.youtube.com/course?list=ECUl4u3cNGP61MdtwGTqZA0MreSaDybji8')
         assertPlaylist('https://www.youtube.com/playlist?list=PLwP_SiAcdui0KVebT0mU9Apz359a4ubsC')
-        assertPlaylist('https://www.youtube.com/watch?v=AV6J6_AeFEQ&playnext=1&list=PL4023E734DA416012') #668
+        assertPlaylist('https://www.youtube.com/watch?v=AV6J6_AeFEQ&playnext=1&list=PL4023E734DA416012')  # 668
         self.assertFalse('youtube:playlist' in self.matching_ies('PLtS2H6bU1M'))
         # Top tracks
         assertPlaylist('https://www.youtube.com/playlist?list=MCUS.20142101')
 
     def test_youtube_matching(self):
         self.assertTrue(YoutubeIE.suitable('PLtS2H6bU1M'))
-        self.assertFalse(YoutubeIE.suitable('https://www.youtube.com/watch?v=AV6J6_AeFEQ&playnext=1&list=PL4023E734DA416012')) #668
+        self.assertFalse(YoutubeIE.suitable('https://www.youtube.com/watch?v=AV6J6_AeFEQ&playnext=1&list=PL4023E734DA416012'))  # 668
         self.assertMatch('http://youtu.be/BaW_jenozKc', ['youtube'])
         self.assertMatch('http://www.youtube.com/v/BaW_jenozKc', ['youtube'])
         self.assertMatch('https://youtube.googleapis.com/v/BaW_jenozKc', ['youtube'])

test/test_download.py

@@ -40,18 +40,22 @@ from youtube_dl.extractor import get_info_extractor
 
 RETRIES = 3
 
+
 class YoutubeDL(youtube_dl.YoutubeDL):
     def __init__(self, *args, **kwargs):
         self.to_stderr = self.to_screen
         self.processed_info_dicts = []
         super(YoutubeDL, self).__init__(*args, **kwargs)
+
     def report_warning(self, message):
         # Don't accept warnings during tests
         raise ExtractorError(message)
+
     def process_info(self, info_dict):
         self.processed_info_dicts.append(info_dict)
         return super(YoutubeDL, self).process_info(info_dict)
 
+
 def _file_md5(fn):
     with open(fn, 'rb') as f:
         return hashlib.md5(f.read()).hexdigest()
@@ -61,10 +65,13 @@ defs = gettestcases()
 
 class TestDownload(unittest.TestCase):
     maxDiff = None
+
     def setUp(self):
         self.defs = defs
 
-### Dynamically generate tests
+# Dynamically generate tests
+
+
 def generator(test_case):
 
     def test_template(self):
@@ -101,6 +108,7 @@ def generator(test_case):
         ydl = YoutubeDL(params, auto_init=False)
         ydl.add_default_info_extractors()
         finished_hook_called = set()
+
         def _hook(status):
             if status['status'] == 'finished':
                 finished_hook_called.add(status['filename'])
@@ -111,6 +119,7 @@ def generator(test_case):
             return tc.get('file') or ydl.prepare_filename(tc.get('info_dict', {}))
 
         res_dict = None
+
         def try_rm_tcs_files(tcs=None):
             if tcs is None:
                 tcs = test_cases
@@ -206,7 +215,7 @@ def generator(test_case):
 
     return test_template
 
-### And add them to TestDownload
+# And add them to TestDownload
 for n, test_case in enumerate(defs):
     test_method = generator(test_case)
     tname = 'test_' + str(test_case['name'])

test/test_subtitles.py

@@ -23,6 +23,7 @@ from youtube_dl.extractor import (
 class BaseTestSubtitles(unittest.TestCase):
     url = None
     IE = None
+
     def setUp(self):
         self.DL = FakeYDL()
         self.ie = self.IE(self.DL)

test/test_utils.py

@@ -120,7 +120,7 @@ class TestUtil(unittest.TestCase):
         self.assertEqual(orderedSet([1, 1, 2, 3, 4, 4, 5, 6, 7, 3, 5]), [1, 2, 3, 4, 5, 6, 7])
         self.assertEqual(orderedSet([]), [])
         self.assertEqual(orderedSet([1]), [1])
-        #keep the list ordered
+        # keep the list ordered
         self.assertEqual(orderedSet([135, 1, 1, 1]), [135, 1])
 
     def test_unescape_html(self):
@@ -129,7 +129,7 @@ class TestUtil(unittest.TestCase):
             unescapeHTML('é'), 'é')
 
     def test_daterange(self):
-        _20century = DateRange("19000101","20000101")
+        _20century = DateRange("19000101", "20000101")
         self.assertFalse("17890714" in _20century)
         _ac = DateRange("00010101")
         self.assertTrue("19690721" in _ac)

test/test_write_annotations.py

@@ -31,19 +31,18 @@ params = get_params({
 })
 
 
-
 TEST_ID = 'gr51aVj-mLg'
 ANNOTATIONS_FILE = TEST_ID + '.flv.annotations.xml'
 EXPECTED_ANNOTATIONS = ['Speech bubble', 'Note', 'Title', 'Spotlight', 'Label']
 
+
 class TestAnnotations(unittest.TestCase):
     def setUp(self):
         # Clear old files
         self.tearDown()
 
-
     def test_info_json(self):
-        expected = list(EXPECTED_ANNOTATIONS) #Two annotations could have the same text.
+        expected = list(EXPECTED_ANNOTATIONS)  # Two annotations could have the same text.
         ie = youtube_dl.extractor.YoutubeIE()
         ydl = YoutubeDL(params)
         ydl.add_info_extractor(ie)
@@ -51,7 +50,7 @@ class TestAnnotations(unittest.TestCase):
         self.assertTrue(os.path.exists(ANNOTATIONS_FILE))
         annoxml = None
         with io.open(ANNOTATIONS_FILE, 'r', encoding='utf-8') as annof:
-                annoxml = xml.etree.ElementTree.parse(annof)
+            annoxml = xml.etree.ElementTree.parse(annof)
         self.assertTrue(annoxml is not None, 'Failed to parse annotations XML')
         root = annoxml.getroot()
         self.assertEqual(root.tag, 'document')
@@ -59,19 +58,18 @@ class TestAnnotations(unittest.TestCase):
         self.assertEqual(annotationsTag.tag, 'annotations')
         annotations = annotationsTag.findall('annotation')
 
-        #Not all the annotations have TEXT children and the annotations are returned unsorted.
+        # Not all the annotations have TEXT children and the annotations are returned unsorted.
         for a in annotations:
-                self.assertEqual(a.tag, 'annotation')
+            self.assertEqual(a.tag, 'annotation')
-                if a.get('type') == 'text':
+            if a.get('type') == 'text':
-                        textTag = a.find('TEXT')
+                textTag = a.find('TEXT')
-                        text = textTag.text
+                text = textTag.text
-                        self.assertTrue(text in expected) #assertIn only added in python 2.7
+                self.assertTrue(text in expected)  # assertIn only added in python 2.7
-                        #remove the first occurance, there could be more than one annotation with the same text
+                # remove the first occurance, there could be more than one annotation with the same text
-                        expected.remove(text)
+                expected.remove(text)
-        #We should have seen (and removed) all the expected annotation texts.
+        # We should have seen (and removed) all the expected annotation texts.
         self.assertEqual(len(expected), 0, 'Not all expected annotations were found.')
 
-
     def tearDown(self):
         try_rm(ANNOTATIONS_FILE)
 

youtube_dl/YoutubeDL.py

@@ -552,7 +552,7 @@ class YoutubeDL(object):
 
             try:
                 ie_result = ie.extract(url)
-                if ie_result is None: # Finished already (backwards compatibility; listformats and friends should be moved here)
+                if ie_result is None:  # Finished already (backwards compatibility; listformats and friends should be moved here)
                     break
                 if isinstance(ie_result, list):
                     # Backwards compatibility: old IE result format
@@ -565,7 +565,7 @@ class YoutubeDL(object):
                     return self.process_ie_result(ie_result, download, extra_info)
                 else:
                     return ie_result
-            except ExtractorError as de: # An error we somewhat expected
+            except ExtractorError as de:  # An error we somewhat expected
                 self.report_error(compat_str(de), de.format_traceback())
                 break
             except MaxDownloadsReached:
@@ -700,6 +700,7 @@ class YoutubeDL(object):
             self.report_warning(
                 'Extractor %s returned a compat_list result. '
                 'It needs to be updated.' % ie_result.get('extractor'))
+
             def _fixup(r):
                 self.add_extra_info(r,
                     {
@@ -1010,7 +1011,7 @@ class YoutubeDL(object):
                     else:
                         self.to_screen('[info] Writing video subtitles to: ' + sub_filename)
                         with io.open(encodeFilename(sub_filename), 'w', encoding='utf-8') as subfile:
-                                subfile.write(sub)
+                            subfile.write(sub)
                 except (OSError, IOError):
                     self.report_error('Cannot write subtitles file ' + sub_filename)
                     return
@@ -1111,7 +1112,7 @@ class YoutubeDL(object):
 
         for url in url_list:
             try:
-                #It also downloads the videos
+                # It also downloads the videos
                 res = self.extract_info(url)
             except UnavailableVideoError:
                 self.report_error('unable to download video')
@@ -1428,4 +1429,3 @@ class YoutubeDL(object):
         if encoding is None:
             encoding = preferredencoding()
         return encoding
-

youtube_dl/__init__.py

@@ -128,7 +128,6 @@ def _real_main(argv=None):
             compat_print(desc)
         sys.exit(0)
 
-
     # Conflicting, missing and erroneous options
     if opts.usenetrc and (opts.username is not None or opts.password is not None):
         parser.error('using .netrc conflicts with giving username/password')
@@ -197,7 +196,7 @@ def _real_main(argv=None):
         # In Python 2, sys.argv is a bytestring (also note http://bugs.python.org/issue2128 for Windows systems)
         if opts.outtmpl is not None:
             opts.outtmpl = opts.outtmpl.decode(preferredencoding())
-    outtmpl =((opts.outtmpl is not None and opts.outtmpl)
+    outtmpl = ((opts.outtmpl is not None and opts.outtmpl)
             or (opts.format == '-1' and opts.usetitle and '%(title)s-%(id)s-%(format)s.%(ext)s')
             or (opts.format == '-1' and '%(id)s-%(format)s.%(ext)s')
             or (opts.usetitle and opts.autonumber and '%(autonumber)s-%(title)s-%(id)s.%(ext)s')
@@ -317,7 +316,6 @@ def _real_main(argv=None):
                 ydl.add_post_processor(FFmpegAudioFixPP())
             ydl.add_post_processor(AtomicParsleyPP())
 
-
         # Please keep ExecAfterDownload towards the bottom as it allows the user to modify the final file in any way.
         # So if the user is able to remove the file before your postprocessor runs it might cause a few problems.
         if opts.exec_cmd:

youtube_dl/aes.py

@@ -7,6 +7,7 @@ from .utils import bytes_to_intlist, intlist_to_bytes
 
 BLOCK_SIZE_BYTES = 16
 
+
 def aes_ctr_decrypt(data, key, counter):
     """
     Decrypt with aes in counter mode
@@ -20,10 +21,10 @@ def aes_ctr_decrypt(data, key, counter):
     expanded_key = key_expansion(key)
     block_count = int(ceil(float(len(data)) / BLOCK_SIZE_BYTES))
 
-    decrypted_data=[]
+    decrypted_data = []
     for i in range(block_count):
         counter_block = counter.next_value()
-        block = data[i*BLOCK_SIZE_BYTES : (i+1)*BLOCK_SIZE_BYTES]
+        block = data[i*BLOCK_SIZE_BYTES: (i+1)*BLOCK_SIZE_BYTES]
         block += [0]*(BLOCK_SIZE_BYTES - len(block))
 
         cipher_counter_block = aes_encrypt(counter_block, expanded_key)
@@ -32,6 +33,7 @@ def aes_ctr_decrypt(data, key, counter):
 
     return decrypted_data
 
+
 def aes_cbc_decrypt(data, key, iv):
     """
     Decrypt with aes in CBC mode
@@ -44,10 +46,10 @@ def aes_cbc_decrypt(data, key, iv):
     expanded_key = key_expansion(key)
     block_count = int(ceil(float(len(data)) / BLOCK_SIZE_BYTES))
 
-    decrypted_data=[]
+    decrypted_data = []
     previous_cipher_block = iv
     for i in range(block_count):
-        block = data[i*BLOCK_SIZE_BYTES : (i+1)*BLOCK_SIZE_BYTES]
+        block = data[i*BLOCK_SIZE_BYTES: (i+1)*BLOCK_SIZE_BYTES]
         block += [0]*(BLOCK_SIZE_BYTES - len(block))
 
         decrypted_block = aes_decrypt(block, expanded_key)
@@ -57,6 +59,7 @@ def aes_cbc_decrypt(data, key, iv):
 
     return decrypted_data
 
+
 def key_expansion(data):
     """
     Generate key schedule
@@ -64,7 +67,7 @@ def key_expansion(data):
     @param {int[]} data  16/24/32-Byte cipher key
     @returns {int[]}     176/208/240-Byte expanded key
     """
-    data = data[:] # copy
+    data = data[:]  # copy
     rcon_iteration = 1
     key_size_bytes = len(data)
     expanded_key_size_bytes = (key_size_bytes // 4 + 7) * BLOCK_SIZE_BYTES
@@ -73,24 +76,25 @@ def key_expansion(data):
         temp = data[-4:]
         temp = key_schedule_core(temp, rcon_iteration)
         rcon_iteration += 1
-        data += xor(temp, data[-key_size_bytes : 4-key_size_bytes])
+        data += xor(temp, data[-key_size_bytes: 4-key_size_bytes])
 
         for _ in range(3):
             temp = data[-4:]
-            data += xor(temp, data[-key_size_bytes : 4-key_size_bytes])
+            data += xor(temp, data[-key_size_bytes: 4-key_size_bytes])
 
         if key_size_bytes == 32:
             temp = data[-4:]
             temp = sub_bytes(temp)
-            data += xor(temp, data[-key_size_bytes : 4-key_size_bytes])
+            data += xor(temp, data[-key_size_bytes: 4-key_size_bytes])
 
         for _ in range(3 if key_size_bytes == 32  else 2 if key_size_bytes == 24 else 0):
             temp = data[-4:]
-            data += xor(temp, data[-key_size_bytes : 4-key_size_bytes])
+            data += xor(temp, data[-key_size_bytes: 4-key_size_bytes])
     data = data[:expanded_key_size_bytes]
 
     return data
 
+
 def aes_encrypt(data, expanded_key):
     """
     Encrypt one block with aes
@@ -107,10 +111,11 @@ def aes_encrypt(data, expanded_key):
         data = shift_rows(data)
         if i != rounds:
             data = mix_columns(data)
-        data = xor(data, expanded_key[i*BLOCK_SIZE_BYTES : (i+1)*BLOCK_SIZE_BYTES])
+        data = xor(data, expanded_key[i*BLOCK_SIZE_BYTES: (i+1)*BLOCK_SIZE_BYTES])
 
     return data
 
+
 def aes_decrypt(data, expanded_key):
     """
     Decrypt one block with aes
@@ -122,7 +127,7 @@ def aes_decrypt(data, expanded_key):
     rounds = len(expanded_key) // BLOCK_SIZE_BYTES - 1
 
     for i in range(rounds, 0, -1):
-        data = xor(data, expanded_key[i*BLOCK_SIZE_BYTES : (i+1)*BLOCK_SIZE_BYTES])
+        data = xor(data, expanded_key[i*BLOCK_SIZE_BYTES: (i+1)*BLOCK_SIZE_BYTES])
         if i != rounds:
             data = mix_columns_inv(data)
         data = shift_rows_inv(data)
@@ -131,6 +136,7 @@ def aes_decrypt(data, expanded_key):
 
     return data
 
+
 def aes_decrypt_text(data, password, key_size_bytes):
     """
     Decrypt text
@@ -157,6 +163,7 @@ def aes_decrypt_text(data, password, key_size_bytes):
 
     class Counter:
         __value = nonce + [0]*(BLOCK_SIZE_BYTES - NONCE_LENGTH_BYTES)
+
         def next_value(self):
             temp = self.__value
             self.__value = inc(self.__value)
@@ -200,14 +207,14 @@ SBOX_INV = (0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x
             0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef,
             0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61,
             0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d)
-MIX_COLUMN_MATRIX = ((0x2,0x3,0x1,0x1),
+MIX_COLUMN_MATRIX = ((0x2, 0x3, 0x1, 0x1),
-                     (0x1,0x2,0x3,0x1),
+                     (0x1, 0x2, 0x3, 0x1),
-                     (0x1,0x1,0x2,0x3),
+                     (0x1, 0x1, 0x2, 0x3),
-                     (0x3,0x1,0x1,0x2))
+                     (0x3, 0x1, 0x1, 0x2))
-MIX_COLUMN_MATRIX_INV = ((0xE,0xB,0xD,0x9),
+MIX_COLUMN_MATRIX_INV = ((0xE, 0xB, 0xD, 0x9),
-                         (0x9,0xE,0xB,0xD),
+                         (0x9, 0xE, 0xB, 0xD),
-                         (0xD,0x9,0xE,0xB),
+                         (0xD, 0x9, 0xE, 0xB),
-                         (0xB,0xD,0x9,0xE))
+                         (0xB, 0xD, 0x9, 0xE))
 RIJNDAEL_EXP_TABLE = (0x01, 0x03, 0x05, 0x0F, 0x11, 0x33, 0x55, 0xFF, 0x1A, 0x2E, 0x72, 0x96, 0xA1, 0xF8, 0x13, 0x35,
                       0x5F, 0xE1, 0x38, 0x48, 0xD8, 0x73, 0x95, 0xA4, 0xF7, 0x02, 0x06, 0x0A, 0x1E, 0x22, 0x66, 0xAA,
                       0xE5, 0x34, 0x5C, 0xE4, 0x37, 0x59, 0xEB, 0x26, 0x6A, 0xBE, 0xD9, 0x70, 0x90, 0xAB, 0xE6, 0x31,
@@ -241,15 +248,19 @@ RIJNDAEL_LOG_TABLE = (0x00, 0x00, 0x19, 0x01, 0x32, 0x02, 0x1a, 0xc6, 0x4b, 0xc7
                       0x44, 0x11, 0x92, 0xd9, 0x23, 0x20, 0x2e, 0x89, 0xb4, 0x7c, 0xb8, 0x26, 0x77, 0x99, 0xe3, 0xa5,
                       0x67, 0x4a, 0xed, 0xde, 0xc5, 0x31, 0xfe, 0x18, 0x0d, 0x63, 0x8c, 0x80, 0xc0, 0xf7, 0x70, 0x07)
 
+
 def sub_bytes(data):
     return [SBOX[x] for x in data]
 
+
 def sub_bytes_inv(data):
     return [SBOX_INV[x] for x in data]
 
+
 def rotate(data):
     return data[1:] + [data[0]]
 
+
 def key_schedule_core(data, rcon_iteration):
     data = rotate(data)
     data = sub_bytes(data)
@@ -257,14 +268,17 @@ def key_schedule_core(data, rcon_iteration):
 
     return data
 
+
 def xor(data1, data2):
     return [x^y for x, y in zip(data1, data2)]
 
+
 def rijndael_mul(a, b):
-    if(a==0 or b==0):
+    if(a == 0 or b == 0):
         return 0
     return RIJNDAEL_EXP_TABLE[(RIJNDAEL_LOG_TABLE[a] + RIJNDAEL_LOG_TABLE[b]) % 0xFF]
 
+
 def mix_column(data, matrix):
     data_mixed = []
     for row in range(4):
@@ -275,33 +289,38 @@ def mix_column(data, matrix):
         data_mixed.append(mixed)
     return data_mixed
 
+
 def mix_columns(data, matrix=MIX_COLUMN_MATRIX):
     data_mixed = []
     for i in range(4):
-        column = data[i*4 : (i+1)*4]
+        column = data[i*4: (i+1)*4]
         data_mixed += mix_column(column, matrix)
     return data_mixed
 
+
 def mix_columns_inv(data):
     return mix_columns(data, MIX_COLUMN_MATRIX_INV)
 
+
 def shift_rows(data):
     data_shifted = []
     for column in range(4):
         for row in range(4):
-            data_shifted.append( data[((column + row) & 0b11) * 4 + row] )
+            data_shifted.append(data[((column + row) & 0b11) * 4 + row])
     return data_shifted
 
+
 def shift_rows_inv(data):
     data_shifted = []
     for column in range(4):
         for row in range(4):
-            data_shifted.append( data[((column - row) & 0b11) * 4 + row] )
+            data_shifted.append(data[((column - row) & 0b11) * 4 + row])
     return data_shifted
 
+
 def inc(data):
-    data = data[:] # copy
+    data = data[:]  # copy
-    for i in range(len(data)-1,-1,-1):
+    for i in range(len(data)-1, -1, -1):
         if data[i] == 255:
             data[i] = 0
         else:

youtube_dl/compat.py

@@ -10,47 +10,47 @@ import sys
 
 try:
     import urllib.request as compat_urllib_request
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import urllib2 as compat_urllib_request
 
 try:
     import urllib.error as compat_urllib_error
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import urllib2 as compat_urllib_error
 
 try:
     import urllib.parse as compat_urllib_parse
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import urllib as compat_urllib_parse
 
 try:
     from urllib.parse import urlparse as compat_urllib_parse_urlparse
-except ImportError: # Python 2
+except ImportError:  # Python 2
     from urlparse import urlparse as compat_urllib_parse_urlparse
 
 try:
     import urllib.parse as compat_urlparse
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import urlparse as compat_urlparse
 
 try:
     import http.cookiejar as compat_cookiejar
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import cookielib as compat_cookiejar
 
 try:
     import html.entities as compat_html_entities
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import htmlentitydefs as compat_html_entities
 
 try:
     import html.parser as compat_html_parser
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import HTMLParser as compat_html_parser
 
 try:
     import http.client as compat_http_client
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import httplib as compat_http_client
 
 try:
@@ -111,7 +111,7 @@ except ImportError:
 
 try:
     from urllib.parse import parse_qs as compat_parse_qs
-except ImportError: # Python 2
+except ImportError:  # Python 2
     # HACK: The following is the correct parse_qs implementation from cpython 3's stdlib.
     # Python 2's version is apparently totally broken
 
@@ -157,12 +157,12 @@ except ImportError: # Python 2
         return parsed_result
 
 try:
-    compat_str = unicode # Python 2
+    compat_str = unicode  # Python 2
 except NameError:
     compat_str = str
 
 try:
-    compat_chr = unichr # Python 2
+    compat_chr = unichr  # Python 2
 except NameError:
     compat_chr = chr
 
@@ -182,8 +182,10 @@ except ImportError:  # Python < 3.3
 
 
 def compat_ord(c):
-    if type(c) is int: return c
+    if type(c) is int:
-    else: return ord(c)
+        return c
+    else:
+        return ord(c)
 
 
 if sys.version_info >= (3, 0):
@@ -254,7 +256,7 @@ else:
                     drive = ''
                 userhome = os.path.join(drive, compat_getenv('HOMEPATH'))
 
-            if i != 1: #~user
+            if i != 1:  # ~user
                 userhome = os.path.join(os.path.dirname(userhome), path[1:i])
 
             return userhome + path[i:]

youtube_dl/downloader/common.py

@@ -81,7 +81,7 @@ class FileDownloader(object):
         if total is None:
             return None
         dif = now - start
-        if current == 0 or dif < 0.001: # One millisecond
+        if current == 0 or dif < 0.001:  # One millisecond
             return None
         rate = float(current) / dif
         return int((float(total) - float(current)) / rate)
@@ -95,7 +95,7 @@ class FileDownloader(object):
     @staticmethod
     def calc_speed(start, now, bytes):
         dif = now - start
-        if bytes == 0 or dif < 0.001: # One millisecond
+        if bytes == 0 or dif < 0.001:  # One millisecond
             return None
         return float(bytes) / dif
 
@@ -108,7 +108,7 @@ class FileDownloader(object):
     @staticmethod
     def best_block_size(elapsed_time, bytes):
         new_min = max(bytes / 2.0, 1.0)
-        new_max = min(max(bytes * 2.0, 1.0), 4194304) # Do not surpass 4 MB
+        new_max = min(max(bytes * 2.0, 1.0), 4194304)  # Do not surpass 4 MB
         if elapsed_time < 0.001:
             return int(new_max)
         rate = bytes / elapsed_time

youtube_dl/downloader/hls.py

@@ -101,4 +101,3 @@ class NativeHlsFD(FileDownloader):
         })
         self.try_rename(tmpfilename, filename)
         return True
-

youtube_dl/downloader/rtmp.py

@@ -180,7 +180,7 @@ class RtmpFD(FileDownloader):
         while (retval == RD_INCOMPLETE or retval == RD_FAILED) and not test and not live:
             prevsize = os.path.getsize(encodeFilename(tmpfilename))
             self.to_screen('[rtmpdump] %s bytes' % prevsize)
-            time.sleep(5.0) # This seems to be needed
+            time.sleep(5.0)  # This seems to be needed
             retval = run_rtmpdump(basic_args + ['-e'] + [[], ['-k', '1']][retval == RD_FAILED])
             cursize = os.path.getsize(encodeFilename(tmpfilename))
             if prevsize == cursize and retval == RD_FAILED:

youtube_dl/extractor/adultswim.py

@@ -5,6 +5,7 @@ import re
 
 from .common import InfoExtractor
 
+
 class AdultSwimIE(InfoExtractor):
     _VALID_URL = r'https?://video\.adultswim\.com/(?P<path>.+?)(?:\.html)?(?:\?.*)?(?:#.*)?$'
     _TEST = {

youtube_dl/extractor/aparat.py

@@ -1,4 +1,4 @@
-#coding: utf-8
+# coding: utf-8
 
 from __future__ import unicode_literals
 

youtube_dl/extractor/appletrailers.py

@@ -70,11 +70,13 @@ class AppleTrailersIE(InfoExtractor):
         uploader_id = mobj.group('company')
 
         playlist_url = compat_urlparse.urljoin(url, 'includes/playlists/itunes.inc')
+
         def fix_html(s):
             s = re.sub(r'(?s)<script[^<]*?>.*?</script>', '', s)
             s = re.sub(r'<img ([^<]*?)>', r'<img \1/>', s)
             # The ' in the onClick attributes are not escaped, it couldn't be parsed
             # like: http://trailers.apple.com/trailers/wb/gravity/
+
             def _clean_json(m):
                 return 'iTunes.playURL(%s);' % m.group(1).replace('\'', '&#39;')
             s = re.sub(self._JSON_RE, _clean_json, s)

youtube_dl/extractor/ard.py

@@ -192,4 +192,3 @@ class ARDIE(InfoExtractor):
             'upload_date': upload_date,
             'thumbnail': thumbnail,
         }
-

youtube_dl/extractor/audiomack.py

@@ -12,17 +12,17 @@ class AudiomackIE(InfoExtractor):
     _VALID_URL = r'https?://(?:www\.)?audiomack\.com/song/(?P<id>[\w/-]+)'
     IE_NAME = 'audiomack'
     _TESTS = [
-        #hosted on audiomack
+        # hosted on audiomack
         {
             'url': 'http://www.audiomack.com/song/roosh-williams/extraordinary',
             'info_dict':
             {
-                'id' : 'roosh-williams/extraordinary',
+                'id': 'roosh-williams/extraordinary',
                 'ext': 'mp3',
                 'title': 'Roosh Williams - Extraordinary'
             }
         },
-        #hosted on soundcloud via audiomack
+        # hosted on soundcloud via audiomack
         {
             'url': 'http://www.audiomack.com/song/xclusiveszone/take-kare',
             'file': '172419696.mp3',
@@ -49,7 +49,7 @@ class AudiomackIE(InfoExtractor):
             raise ExtractorError("Unable to deduce api url of song")
         realurl = api_response["url"]
 
-        #Audiomack wraps a lot of soundcloud tracks in their branded wrapper
+        # Audiomack wraps a lot of soundcloud tracks in their branded wrapper
         # - if so, pass the work off to the soundcloud extractor
         if SoundcloudIE.suitable(realurl):
             return {'_type': 'url', 'url': realurl, 'ie_key': 'Soundcloud'}

youtube_dl/extractor/bambuser.py

@@ -18,7 +18,7 @@ class BambuserIE(InfoExtractor):
     _TEST = {
         'url': 'http://bambuser.com/v/4050584',
         # MD5 seems to be flaky, see https://travis-ci.org/rg3/youtube-dl/jobs/14051016#L388
-        #u'md5': 'fba8f7693e48fd4e8641b3fd5539a641',
+        # u'md5': 'fba8f7693e48fd4e8641b3fd5539a641',
         'info_dict': {
             'id': '4050584',
             'ext': 'flv',

youtube_dl/extractor/bandcamp.py

@@ -83,12 +83,12 @@ class BandcampIE(InfoExtractor):
         initial_url = mp3_info['url']
         re_url = r'(?P<server>http://(.*?)\.bandcamp\.com)/download/track\?enc=mp3-320&fsig=(?P<fsig>.*?)&id=(?P<id>.*?)&ts=(?P<ts>.*)$'
         m_url = re.match(re_url, initial_url)
-        #We build the url we will use to get the final track url
+        # We build the url we will use to get the final track url
         # This url is build in Bandcamp in the script download_bunde_*.js
         request_url = '%s/statdownload/track?enc=mp3-320&fsig=%s&id=%s&ts=%s&.rand=665028774616&.vrs=1' % (m_url.group('server'), m_url.group('fsig'), video_id, m_url.group('ts'))
         final_url_webpage = self._download_webpage(request_url, video_id, 'Requesting download url')
         # If we could correctly generate the .rand field the url would be
-        #in the "download_url" key
+        # in the "download_url" key
         final_url = re.search(r'"retry_url":"(.*?)"', final_url_webpage).group(1)
 
         return {

youtube_dl/extractor/bild.py

@@ -1,4 +1,4 @@
-#coding: utf-8
+# coding: utf-8
 from __future__ import unicode_literals
 
 from .common import InfoExtractor

youtube_dl/extractor/channel9.py

@@ -5,6 +5,7 @@ import re
 from .common import InfoExtractor
 from ..utils import ExtractorError
 
+
 class Channel9IE(InfoExtractor):
     '''
     Common extractor for channel9.msdn.com.
@@ -31,7 +32,7 @@ class Channel9IE(InfoExtractor):
                 'session_code': 'KOS002',
                 'session_day': 'Day 1',
                 'session_room': 'Arena 1A',
-                'session_speakers': [ 'Ed Blankenship', 'Andrew Coates', 'Brady Gaster', 'Patrick Klug', 'Mads Kristensen' ],
+                'session_speakers': ['Ed Blankenship', 'Andrew Coates', 'Brady Gaster', 'Patrick Klug', 'Mads Kristensen'],
             },
         },
         {
@@ -44,7 +45,7 @@ class Channel9IE(InfoExtractor):
                 'description': 'md5:d1e6ecaafa7fb52a2cacdf9599829f5b',
                 'duration': 1540,
                 'thumbnail': 'http://video.ch9.ms/ch9/87e1/0300391f-a455-4c72-bec3-4422f19287e1/selfservicenuk_512.jpg',
-                'authors': [ 'Mike Wilmot' ],
+                'authors': ['Mike Wilmot'],
             },
         }
     ]
@@ -83,7 +84,7 @@ class Channel9IE(InfoExtractor):
             'format_id': x.group('quality'),
             'format_note': x.group('note'),
             'format': '%s (%s)' % (x.group('quality'), x.group('note')),
-            'filesize': self._restore_bytes(x.group('filesize')), # File size is approximate
+            'filesize': self._restore_bytes(x.group('filesize')),  # File size is approximate
             'preference': self._known_formats.index(x.group('quality')),
             'vcodec': 'none' if x.group('note') == 'Audio only' else None,
         } for x in list(re.finditer(FORMAT_REGEX, html)) if x.group('quality') in self._known_formats]
@@ -202,17 +203,17 @@ class Channel9IE(InfoExtractor):
 
         if slides is not None:
             d = common.copy()
-            d.update({ 'title': title + '-Slides', 'url': slides })
+            d.update({'title': title + '-Slides', 'url': slides})
             result.append(d)
 
         if zip_ is not None:
             d = common.copy()
-            d.update({ 'title': title + '-Zip', 'url': zip_ })
+            d.update({'title': title + '-Zip', 'url': zip_})
             result.append(d)
 
         if len(formats) > 0:
             d = common.copy()
-            d.update({ 'title': title, 'formats': formats })
+            d.update({'title': title, 'formats': formats})
             result.append(d)
 
         return result
@@ -270,5 +271,5 @@ class Channel9IE(InfoExtractor):
             else:
                 raise ExtractorError('Unexpected WT.entryid %s' % page_type, expected=True)
 
-        else: # Assuming list
+        else:  # Assuming list
             return self._extract_list(content_path)

youtube_dl/extractor/clipsyndicate.py

@@ -39,6 +39,7 @@ class ClipsyndicateIE(InfoExtractor):
             transform_source=fix_xml_ampersands)
 
         track_doc = pdoc.find('trackList/track')
+
         def find_param(name):
             node = find_xpath_attr(track_doc, './/param', 'name', name)
             if node is not None:

youtube_dl/extractor/common.py

@@ -423,17 +423,18 @@ class InfoExtractor(object):
         """Report attempt to log in."""
         self.to_screen('Logging in')
 
-    #Methods for following #608
+    # Methods for following #608
     @staticmethod
     def url_result(url, ie=None, video_id=None):
         """Returns a url that points to a page that should be processed"""
-        #TODO: ie should be the class used for getting the info
+        # TODO: ie should be the class used for getting the info
         video_info = {'_type': 'url',
                       'url': url,
                       'ie_key': ie}
         if video_id is not None:
             video_info['id'] = video_id
         return video_info
+
     @staticmethod
     def playlist_result(entries, playlist_id=None, playlist_title=None):
         """Returns a playlist"""

youtube_dl/extractor/cracked.py

@@ -54,7 +54,7 @@ class CrackedIE(InfoExtractor):
 
         return {
             'id': video_id,
-            'url':video_url,
+            'url': video_url,
             'title': title,
             'description': description,
             'timestamp': timestamp,

youtube_dl/extractor/crunchyroll.py

@@ -69,11 +69,9 @@ class CrunchyrollIE(SubtitlesInfoExtractor):
         login_request.add_header('Content-Type', 'application/x-www-form-urlencoded')
         self._download_webpage(login_request, None, False, 'Wrong login info')
 
-
     def _real_initialize(self):
         self._login()
 
-
     def _decrypt_subtitles(self, data, iv, id):
         data = bytes_to_intlist(data)
         iv = bytes_to_intlist(iv)
@@ -99,8 +97,10 @@ class CrunchyrollIE(SubtitlesInfoExtractor):
             return shaHash + [0] * 12
 
         key = obfuscate_key(id)
+
         class Counter:
             __value = iv
+
             def next_value(self):
                 temp = self.__value
                 self.__value = inc(self.__value)
@@ -183,7 +183,7 @@ Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text
 
         return output
 
-    def _real_extract(self,url):
+    def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
         video_id = mobj.group('video_id')
 

youtube_dl/extractor/dailymotion.py

@@ -1,4 +1,4 @@
-#coding: utf-8
+# coding: utf-8
 from __future__ import unicode_literals
 
 import re
@@ -18,6 +18,7 @@ from ..utils import (
     unescapeHTML,
 )
 
+
 class DailymotionBaseInfoExtractor(InfoExtractor):
     @staticmethod
     def _build_request(url):
@@ -27,6 +28,7 @@ class DailymotionBaseInfoExtractor(InfoExtractor):
         request.add_header('Cookie', 'ff=off')
         return request
 
+
 class DailymotionIE(DailymotionBaseInfoExtractor, SubtitlesInfoExtractor):
     """Information Extractor for Dailymotion"""
 

youtube_dl/extractor/dotsub.py

@@ -27,7 +27,7 @@ class DotsubIE(InfoExtractor):
         video_id = mobj.group('id')
         info_url = "https://dotsub.com/api/media/%s/metadata" % video_id
         info = self._download_json(info_url, video_id)
-        date = time.gmtime(info['dateCreated']/1000) # The timestamp is in miliseconds
+        date = time.gmtime(info['dateCreated']/1000)  # The timestamp is in miliseconds
 
         return {
             'id': video_id,

youtube_dl/extractor/fc2.py

@@ -40,7 +40,7 @@ class FC2IE(InfoExtractor):
 
         info_url = (
             "http://video.fc2.com/ginfo.php?mimi={1:s}&href={2:s}&v={0:s}&fversion=WIN%2011%2C6%2C602%2C180&from=2&otag=0&upid={0:s}&tk=null&".
-            format(video_id, mimi, compat_urllib_request.quote(refer, safe='').replace('.','%2E')))
+            format(video_id, mimi, compat_urllib_request.quote(refer, safe='').replace('.', '%2E')))
 
         info_webpage = self._download_webpage(
             info_url, video_id, note='Downloading info page')

youtube_dl/extractor/generic.py

@@ -1025,4 +1025,3 @@ class GenericIE(InfoExtractor):
                 '_type': 'playlist',
                 'entries': entries,
             }
-

youtube_dl/extractor/internetvideoarchive.py

@@ -32,7 +32,7 @@ class InternetVideoArchiveIE(InfoExtractor):
     def _clean_query(query):
         NEEDED_ARGS = ['publishedid', 'customerid']
         query_dic = compat_urlparse.parse_qs(query)
-        cleaned_dic = dict((k,v[0]) for (k,v) in query_dic.items() if k in NEEDED_ARGS)
+        cleaned_dic = dict((k, v[0]) for (k, v) in query_dic.items() if k in NEEDED_ARGS)
         # Other player ids return m3u8 urls
         cleaned_dic['playerid'] = '247'
         cleaned_dic['videokbrate'] = '100000'

youtube_dl/extractor/ivi.py

@@ -152,17 +152,17 @@ class IviCompilationIE(InfoExtractor):
         compilation_id = mobj.group('compilationid')
         season_id = mobj.group('seasonid')
 
-        if season_id is not None: # Season link
+        if season_id is not None:  # Season link
             season_page = self._download_webpage(url, compilation_id, 'Downloading season %s web page' % season_id)
             playlist_id = '%s/season%s' % (compilation_id, season_id)
             playlist_title = self._html_search_meta('title', season_page, 'title')
             entries = self._extract_entries(season_page, compilation_id)
-        else: # Compilation link            
+        else:  # Compilation link
             compilation_page = self._download_webpage(url, compilation_id, 'Downloading compilation web page')
             playlist_id = compilation_id
             playlist_title = self._html_search_meta('title', compilation_page, 'title')
             seasons = re.findall(r'<a href="/watch/%s/season(\d+)">[^<]+</a>' % compilation_id, compilation_page)
-            if len(seasons) == 0: # No seasons in this compilation
+            if len(seasons) == 0:  # No seasons in this compilation
                 entries = self._extract_entries(compilation_page, compilation_id)
             else:
                 entries = []

youtube_dl/extractor/jadorecettepub.py

@@ -45,4 +45,3 @@ class JadoreCettePubIE(InfoExtractor):
             'title': title,
             'description': description,
         }
-

youtube_dl/extractor/ku6.py

@@ -30,4 +30,3 @@ class Ku6IE(InfoExtractor):
             'title': title,
             'url': downloadUrl
         }
-

youtube_dl/extractor/laola1tv.py

@@ -75,4 +75,3 @@ class Laola1TvIE(InfoExtractor):
             'categories': categories,
             'ext': 'mp4',
         }
-

youtube_dl/extractor/lifenews.py

@@ -52,7 +52,7 @@ class LifeNewsIE(InfoExtractor):
             r'<div class=\'comments\'>\s*<span class=\'counter\'>(\d+)</span>', webpage, 'comment count', fatal=False)
 
         upload_date = self._html_search_regex(
-            r'<time datetime=\'([^\']+)\'>', webpage, 'upload date',fatal=False)
+            r'<time datetime=\'([^\']+)\'>', webpage, 'upload date', fatal=False)
         if upload_date is not None:
             upload_date = unified_strdate(upload_date)
 

youtube_dl/extractor/malemotion.py

@@ -7,6 +7,7 @@ from ..utils import (
     compat_urllib_parse,
 )
 
+
 class MalemotionIE(InfoExtractor):
     _VALID_URL = r'^(?:https?://)?malemotion\.com/video/(.+?)\.(?P<id>.+?)(#|$)'
     _TEST = {

youtube_dl/extractor/moniker.py

@@ -54,7 +54,7 @@ class MonikerIE(InfoExtractor):
 
         title = os.path.splitext(data['fname'])[0]
 
-        #Could be several links with different quality
+        # Could be several links with different quality
         links = re.findall(r'"file" : "?(.+?)",', webpage)
         # Assume the links are ordered in quality
         formats = [{

youtube_dl/extractor/moviezine.py

@@ -27,7 +27,7 @@ class MoviezineIE(InfoExtractor):
         webpage = self._download_webpage(url, video_id)
         jsplayer = self._download_webpage('http://www.moviezine.se/api/player.js?video=%s' % video_id, video_id, 'Downloading js api player')
 
-        formats =[{
+        formats = [{
             'format_id': 'sd',
             'url': self._html_search_regex(r'file: "(.+?)",', jsplayer, 'file'),
             'quality': 0,

youtube_dl/extractor/mtv.py

@@ -60,7 +60,7 @@ class MTVServicesInfoExtractor(InfoExtractor):
         url = response.geturl()
         # Transform the url to get the best quality:
         url = re.sub(r'.+pxE=mp4', 'http://mtvnmobile.vo.llnwd.net/kip0/_pxn=0+_pxK=18639+_pxE=mp4', url, 1)
-        return [{'url': url,'ext': 'mp4'}]
+        return [{'url': url, 'ext': 'mp4'}]
 
     def _extract_video_formats(self, mdoc, mtvn_id):
         if re.match(r'.*/(error_country_block\.swf|geoblock\.mp4)$', mdoc.find('.//src').text) is not None:

youtube_dl/extractor/muenchentv.py

@@ -73,4 +73,3 @@ class MuenchenTVIE(InfoExtractor):
             'is_live': True,
             'thumbnail': thumbnail,
         }
-

youtube_dl/extractor/muzu.py

@@ -37,7 +37,7 @@ class MuzuTVIE(InfoExtractor):
         player_info_page = self._download_webpage('http://player.muzu.tv/player/playerInit?ai=%s' % video_id,
                                                   video_id, u'Downloading player info')
         video_info = json.loads(player_info_page)['videos'][0]
-        for quality in ['1080' , '720', '480', '360']:
+        for quality in ['1080', '720', '480', '360']:
             if video_info.get('v%s' % quality):
                 break
 

youtube_dl/extractor/myvideo.py

@@ -33,7 +33,7 @@ class MyVideoIE(InfoExtractor):
     # Original Code from: https://github.com/dersphere/plugin.video.myvideo_de.git
     # Released into the Public Domain by Tristan Fischer on 2013-05-19
     # https://github.com/rg3/youtube-dl/pull/842
-    def __rc4crypt(self,data, key):
+    def __rc4crypt(self, data, key):
         x = 0
         box = list(range(256))
         for i in list(range(256)):
@@ -49,10 +49,10 @@ class MyVideoIE(InfoExtractor):
             out += chr(compat_ord(char) ^ box[(box[x] + box[y]) % 256])
         return out
 
-    def __md5(self,s):
+    def __md5(self, s):
         return hashlib.md5(s).hexdigest().encode()
 
-    def _real_extract(self,url):
+    def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
         video_id = mobj.group('id')
 
@@ -173,4 +173,3 @@ class MyVideoIE(InfoExtractor):
             'play_path': video_playpath,
             'player_url': video_swfobj,
         }
-

youtube_dl/extractor/naver.py

@@ -40,7 +40,7 @@ class NaverIE(InfoExtractor):
             raise ExtractorError('couldn\'t extract vid and key')
         vid = m_id.group(1)
         key = m_id.group(2)
-        query = compat_urllib_parse.urlencode({'vid': vid, 'inKey': key,})
+        query = compat_urllib_parse.urlencode({'vid': vid, 'inKey': key, })
         query_urls = compat_urllib_parse.urlencode({
             'masterVid': vid,
             'protocol': 'p2p',
@@ -65,7 +65,7 @@ class NaverIE(InfoExtractor):
             if domain.startswith('rtmp'):
                 f.update({
                     'ext': 'flv',
-                    'rtmp_protocol': '1', # rtmpt
+                    'rtmp_protocol': '1',  # rtmpt
                 })
             formats.append(f)
         self._sort_formats(formats)

youtube_dl/extractor/nba.py

@@ -39,7 +39,6 @@ class NBAIE(InfoExtractor):
         duration = parse_duration(
             self._html_search_meta('duration', webpage, 'duration', fatal=False))
 
-
         return {
             'id': shortened_video_id,
             'url': video_url,

youtube_dl/extractor/nhl.py

@@ -31,7 +31,7 @@ class NHLBaseInfoExtractor(InfoExtractor):
                 path_url, video_id, 'Downloading final video url')
             video_url = path_doc.find('path').text
         else:
-           video_url = initial_video_url
+            video_url = initial_video_url
 
         join = compat_urlparse.urljoin
         return {

youtube_dl/extractor/ooyala.py

@@ -97,4 +97,3 @@ class OoyalaIE(InfoExtractor):
             }
         else:
             return self._extract_result(videos_info[0], videos_more_info)
-        

youtube_dl/extractor/podomatic.py

@@ -6,6 +6,7 @@ import re
 from .common import InfoExtractor
 from ..utils import int_or_none
 
+
 class PodomaticIE(InfoExtractor):
     IE_NAME = 'podomatic'
     _VALID_URL = r'^(?P<proto>https?)://(?P<channel>[^.]+)\.podomatic\.com/entry/(?P<id>[^?]+)'

youtube_dl/extractor/pornhub.py

@@ -56,7 +56,7 @@ class PornHubIE(InfoExtractor):
         comment_count = self._extract_count(
             r'All comments \(<var class="videoCommentCount">([\d,\.]+)</var>', webpage, 'comment')
 
-        video_urls = list(map(compat_urllib_parse.unquote , re.findall(r'"quality_[0-9]{3}p":"([^"]+)', webpage)))
+        video_urls = list(map(compat_urllib_parse.unquote, re.findall(r'"quality_[0-9]{3}p":"([^"]+)', webpage)))
         if webpage.find('"encrypted":true') != -1:
             password = compat_urllib_parse.unquote_plus(self._html_search_regex(r'"video_title":"([^"]+)', webpage, 'password'))
             video_urls = list(map(lambda s: aes_decrypt_text(s, password, 32).decode('utf-8'), video_urls))

youtube_dl/extractor/pornotube.py

@@ -38,7 +38,7 @@ class PornotubeIE(InfoExtractor):
         video_url = self._search_regex(VIDEO_URL_RE, webpage, 'video url')
         video_url = compat_urllib_parse.unquote(video_url)
 
-        #Get the uploaded date
+        # Get the uploaded date
         VIDEO_UPLOADED_RE = r'<div class="video_added_by">Added (?P<date>[0-9\/]+) by'
         upload_date = self._html_search_regex(VIDEO_UPLOADED_RE, webpage, 'upload date', fatal=False)
         if upload_date:

youtube_dl/extractor/ringtv.py

@@ -41,4 +41,3 @@ class RingTVIE(InfoExtractor):
             'thumbnail': thumbnail_url,
             'description': description,
         }
-

youtube_dl/extractor/rtve.py

@@ -54,7 +54,6 @@ def _decrypt_url(png):
     return url
 
 
-
 class RTVEALaCartaIE(InfoExtractor):
     IE_NAME = 'rtve.es:alacarta'
     IE_DESC = 'RTVE a la carta'

youtube_dl/extractor/servingsys.py

@@ -67,5 +67,3 @@ class ServingSysIE(InfoExtractor):
             'title': title,
             'entries': entries,
         }
-
- 

youtube_dl/extractor/sportdeutschland.py

@@ -93,4 +93,3 @@ class SportDeutschlandIE(InfoExtractor):
             'rtmp_live': asset.get('live'),
             'timestamp': parse_iso8601(asset.get('date')),
         }
-

youtube_dl/extractor/subtitles.py

@@ -50,7 +50,7 @@ class SubtitlesInfoExtractor(InfoExtractor):
 
             sub_lang_list = {}
             for sub_lang in requested_langs:
-                if not sub_lang in available_subs_list:
+                if sub_lang not in available_subs_list:
                     self._downloader.report_warning(u'no closed captions found in the specified language "%s"' % sub_lang)
                     continue
                 sub_lang_list[sub_lang] = available_subs_list[sub_lang]

youtube_dl/extractor/telecinco.py

@@ -1,4 +1,4 @@
-#coding: utf-8
+# coding: utf-8
 from __future__ import unicode_literals
 
 from .mitele import MiTeleIE

youtube_dl/extractor/theplatform.py

@@ -35,11 +35,12 @@ class ThePlatformIE(InfoExtractor):
             'skip_download': True,
         },
     }
+
     def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
         video_id = mobj.group('id')
         if mobj.group('config'):
-            config_url = url+ '&form=json'
+            config_url = url + '&form=json'
             config_url = config_url.replace('swf/', 'config/')
             config_url = config_url.replace('onsite/', 'onsite/config/')
             config = self._download_json(config_url, video_id, 'Downloading config')
@@ -48,7 +49,6 @@ class ThePlatformIE(InfoExtractor):
             smil_url = ('http://link.theplatform.com/s/dJ5BDC/{0}/meta.smil?'
                 'format=smil&mbr=true'.format(video_id))
 
-
         meta = self._download_xml(smil_url, video_id)
         try:
             error_msg = next(

youtube_dl/extractor/thisav.py

@@ -1,4 +1,4 @@
-#coding: utf-8
+# coding: utf-8
 from __future__ import unicode_literals
 
 import re

youtube_dl/extractor/traileraddict.py

@@ -25,7 +25,7 @@ class TrailerAddictIE(InfoExtractor):
         webpage = self._download_webpage(url, name)
 
         title = self._search_regex(r'<title>(.+?)</title>',
-                webpage, 'video title').replace(' - Trailer Addict','')
+                webpage, 'video title').replace(' - Trailer Addict', '')
         view_count_str = self._search_regex(
             r'<span class="views_n">([0-9,.]+)</span>',
             webpage, 'view count', fatal=False)
@@ -43,10 +43,10 @@ class TrailerAddictIE(InfoExtractor):
             fvar = "fvar"
 
         info_url = "http://www.traileraddict.com/%s.php?tid=%s" % (fvar, str(video_id))
-        info_webpage = self._download_webpage(info_url, video_id , "Downloading the info webpage")
+        info_webpage = self._download_webpage(info_url, video_id, "Downloading the info webpage")
 
         final_url = self._search_regex(r'&fileurl=(.+)',
-                info_webpage, 'Download url').replace('%3F','?')
+                info_webpage, 'Download url').replace('%3F', '?')
         thumbnail_url = self._search_regex(r'&image=(.+?)&',
                 info_webpage, 'thumbnail url')
 

youtube_dl/extractor/trilulilu.py

@@ -63,4 +63,3 @@ class TriluliluIE(InfoExtractor):
             'description': description,
             'thumbnail': thumbnail,
         }
-

youtube_dl/extractor/tudou.py

@@ -41,7 +41,7 @@ class TudouIE(InfoExtractor):
         if quality:
             info_url += '&hd' + quality
         webpage = self._download_webpage(info_url, id, "Opening the info webpage")
-        final_url = self._html_search_regex('>(.+?)</f>',webpage, 'video url')
+        final_url = self._html_search_regex('>(.+?)</f>', webpage, 'video url')
         return final_url
 
     def _real_extract(self, url):

youtube_dl/extractor/vice.py

@@ -35,4 +35,3 @@ class ViceIE(InfoExtractor):
         except ExtractorError:
             raise ExtractorError('The page doesn\'t contain a video', expected=True)
         return self.url_result(ooyala_url, ie='Ooyala')
-

youtube_dl/extractor/videofyme.py

@@ -6,6 +6,7 @@ from ..utils import (
     determine_ext,
 )
 
+
 class VideofyMeIE(InfoExtractor):
     _VALID_URL = r'https?://(www\.videofy\.me/.+?|p\.videofy\.me/v)/(?P<id>\d+)(&|#|$)'
     IE_NAME = u'videofy.me'

youtube_dl/extractor/vidzi.py

@@ -1,4 +1,4 @@
-#coding: utf-8
+# coding: utf-8
 from __future__ import unicode_literals
 
 from .common import InfoExtractor
@@ -30,4 +30,3 @@ class VidziIE(InfoExtractor):
             'title': title,
             'url': video_url,
         }
-        

youtube_dl/extractor/worldstarhiphop.py

@@ -51,4 +51,3 @@ class WorldStarHipHopIE(InfoExtractor):
             'title': video_title,
             'thumbnail': thumbnail,
         }
-

youtube_dl/extractor/xbef.py

@@ -47,4 +47,3 @@ class XBefIE(InfoExtractor):
             'thumbnail': thumbnail,
             'age_limit': 18,
         }
-

youtube_dl/extractor/xhamster.py

@@ -42,7 +42,7 @@ class XHamsterIE(InfoExtractor):
         }
     ]
 
-    def _real_extract(self,url):
+    def _real_extract(self, url):
         def extract_video_url(webpage):
             mp4 = re.search(r'<video\s+.*?file="([^"]+)".*?>', webpage)
             if mp4 is None:

youtube_dl/extractor/youku.py

@@ -35,10 +35,10 @@ class YoukuIE(InfoExtractor):
 
     def _gen_sid(self):
         nowTime = int(time.time() * 1000)
-        random1 = random.randint(1000,1998)
+        random1 = random.randint(1000, 1998)
-        random2 = random.randint(1000,9999)
+        random2 = random.randint(1000, 9999)
 
-        return "%d%d%d" %(nowTime,random1,random2)
+        return "%d%d%d" % (nowTime, random1, random2)
 
     def _get_file_ID_mix_string(self, seed):
         mixed = []
@@ -49,7 +49,7 @@ class YoukuIE(InfoExtractor):
             index  =  math.floor(seed / 65536 * len(source))
             mixed.append(source[int(index)])
             source.remove(source[int(index)])
-        #return ''.join(mixed)
+        # return ''.join(mixed)
         return mixed
 
     def _get_file_id(self, fileId, seed):
@@ -100,12 +100,12 @@ class YoukuIE(InfoExtractor):
         keys = [s['k'] for s in config['data'][0]['segs'][format]]
         # segs is usually a dictionary, but an empty *list* if an error occured.
 
-        files_info=[]
+        files_info = []
         sid = self._gen_sid()
         fileid = self._get_file_id(fileid, seed)
 
-        #column 8,9 of fileid represent the segment number
+        # column 8,9 of fileid represent the segment number
-        #fileid[7:9] should be changed
+        # fileid[7:9] should be changed
         for index, key in enumerate(keys):
             temp_fileid = '%s%02X%s' % (fileid[0:8], index, fileid[10:])
             download_url = 'http://k.youku.com/player/getFlvPath/sid/%s_%02X/st/flv/fileid/%s?k=%s' % (sid, index, temp_fileid, key)

youtube_dl/extractor/youtube.py

@@ -33,6 +33,7 @@ from ..utils import (
     uppercase_escape,
 )
 
+
 class YoutubeBaseInfoExtractor(InfoExtractor):
     """Provide base functions for Youtube extractors"""
     _LOGIN_URL = 'https://accounts.google.com/ServiceLogin'
@@ -99,7 +100,7 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
 
         # Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
         # chokes on unicode
-        login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in login_form_strs.items())
+        login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k, v in login_form_strs.items())
         login_data = compat_urllib_parse.urlencode(login_form).encode('ascii')
 
         req = compat_urllib_request.Request(self._LOGIN_URL, login_data)
@@ -149,7 +150,7 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
                 'service': 'youtube',
                 'hl': 'en_US',
             }
-            tfa_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in tfa_form_strs.items())
+            tfa_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k, v in tfa_form_strs.items())
             tfa_data = compat_urllib_parse.urlencode(tfa_form).encode('ascii')
 
             tfa_req = compat_urllib_request.Request(self._TWOFACTOR_URL, tfa_data)
@@ -618,7 +619,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
             list_url = caption_url + '&' + list_params
             caption_list = self._download_xml(list_url, video_id)
             original_lang_node = caption_list.find('track')
-            if original_lang_node is None or original_lang_node.attrib.get('kind') != 'asr' :
+            if original_lang_node is None or original_lang_node.attrib.get('kind') != 'asr':
                 self._downloader.report_warning('Video doesn\'t have automatic captions')
                 return {}
             original_lang = original_lang_node.attrib['lang_code']
@@ -651,6 +652,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
 
     def _extract_from_m3u8(self, manifest_url, video_id):
         url_map = {}
+
         def _get_urls(_manifest):
             lines = _manifest.split('\n')
             urls = filter(lambda l: l and not l.startswith('#'),
@@ -850,7 +852,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
         # annotations
         video_annotations = None
         if self._downloader.params.get('writeannotations', False):
-                video_annotations = self._extract_annotations(video_id)
+            video_annotations = self._extract_annotations(video_id)
 
         # Decide which formats to download
         try:
@@ -900,7 +902,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
                 'player_url': player_url,
             }]
         elif len(video_info.get('url_encoded_fmt_stream_map', [])) >= 1 or len(video_info.get('adaptive_fmts', [])) >= 1:
-            encoded_url_map = video_info.get('url_encoded_fmt_stream_map', [''])[0] + ',' + video_info.get('adaptive_fmts',[''])[0]
+            encoded_url_map = video_info.get('url_encoded_fmt_stream_map', [''])[0] + ',' + video_info.get('adaptive_fmts', [''])[0]
             if 'rtmpe%3Dyes' in encoded_url_map:
                 raise ExtractorError('rtmpe downloads are not supported, see https://github.com/rg3/youtube-dl/issues/343 for more information.', expected=True)
             url_map = {}
@@ -974,6 +976,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
                     dash_manifest_url = video_info.get('dashmpd')[0]
                 else:
                     dash_manifest_url = ytplayer_config['args']['dashmpd']
+
                 def decrypt_sig(mobj):
                     s = mobj.group(1)
                     dec_s = self._decrypt_signature(s, video_id, player_url, age_gate)
@@ -1033,6 +1036,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
             'formats':      formats,
         }
 
+
 class YoutubePlaylistIE(YoutubeBaseInfoExtractor):
     IE_DESC = 'YouTube.com playlists'
     _VALID_URL = r"""(?x)(?:
@@ -1333,8 +1337,10 @@ class YoutubeUserIE(InfoExtractor):
         # Don't return True if the url can be extracted with other youtube
         # extractor, the regex would is too permissive and it would match.
         other_ies = iter(klass for (name, klass) in globals().items() if name.endswith('IE') and klass is not cls)
-        if any(ie.suitable(url) for ie in other_ies): return False
+        if any(ie.suitable(url) for ie in other_ies):
-        else: return super(YoutubeUserIE, cls).suitable(url)
+            return False
+        else:
+            return super(YoutubeUserIE, cls).suitable(url)
 
     def _real_extract(self, url):
         # Extract username
@@ -1557,12 +1563,14 @@ class YoutubeFeedsInfoExtractor(YoutubeBaseInfoExtractor):
             paging = mobj.group('paging')
         return self.playlist_result(feed_entries, playlist_title=self._PLAYLIST_TITLE)
 
+
 class YoutubeRecommendedIE(YoutubeFeedsInfoExtractor):
     IE_DESC = 'YouTube.com recommended videos, "ytrec" keyword (requires authentication)'
     _VALID_URL = r'https?://www\.youtube\.com/feed/recommended|:ytrec(?:ommended)?'
     _FEED_NAME = 'recommended'
     _PLAYLIST_TITLE = 'Youtube Recommended videos'
 
+
 class YoutubeWatchLaterIE(YoutubeFeedsInfoExtractor):
     IE_DESC = 'Youtube watch later list, "ytwatchlater" keyword (requires authentication)'
     _VALID_URL = r'https?://www\.youtube\.com/feed/watch_later|:ytwatchlater'
@@ -1570,6 +1578,7 @@ class YoutubeWatchLaterIE(YoutubeFeedsInfoExtractor):
     _PLAYLIST_TITLE = 'Youtube Watch Later'
     _PERSONAL_FEED = True
 
+
 class YoutubeHistoryIE(YoutubeFeedsInfoExtractor):
     IE_DESC = 'Youtube watch history, "ythistory" keyword (requires authentication)'
     _VALID_URL = 'https?://www\.youtube\.com/feed/history|:ythistory'
@@ -1577,6 +1586,7 @@ class YoutubeHistoryIE(YoutubeFeedsInfoExtractor):
     _PERSONAL_FEED = True
     _PLAYLIST_TITLE = 'Youtube Watch History'
 
+
 class YoutubeFavouritesIE(YoutubeBaseInfoExtractor):
     IE_NAME = 'youtube:favorites'
     IE_DESC = 'YouTube.com favourite videos, "ytfav" keyword (requires authentication)'

youtube_dl/options.py

@@ -621,7 +621,7 @@ def parseOpts(overrideArguments=None):
     postproc.add_option(
         '--exec',
         metavar='CMD', dest='exec_cmd',
-        help='Execute a command on the file after downloading, similar to find\'s -exec syntax. Example: --exec \'adb push {} /sdcard/Music/ && rm {}\'' )
+        help='Execute a command on the file after downloading, similar to find\'s -exec syntax. Example: --exec \'adb push {} /sdcard/Music/ && rm {}\'')
 
     parser.add_option_group(general)
     parser.add_option_group(selection)

youtube_dl/postprocessor/execafterdownload.py

@@ -26,4 +26,3 @@ class ExecAfterDownloadPP(PostProcessor):
                 'Command returned error code %d' % retCode)
 
         return None, information  # by default, keep file and do nothing
-

youtube_dl/postprocessor/ffmpeg.py

@@ -202,7 +202,7 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor):
                 extension = 'wav'
                 more_opts += ['-f', 'wav']
 
-        prefix, sep, ext = path.rpartition(u'.') # not os.path.splitext, since the latter does not work on unicode in all setups
+        prefix, sep, ext = path.rpartition(u'.')  # not os.path.splitext, since the latter does not work on unicode in all setups
         new_path = prefix + sep + extension
 
         # If we download foo.mp3 and convert it to... foo.mp3, then don't delete foo.mp3, silly.
@@ -216,7 +216,7 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor):
                 self._downloader.to_screen(u'[' + self._executable + '] Destination: ' + new_path)
                 self.run_ffmpeg(path, new_path, acodec, more_opts)
         except:
-            etype,e,tb = sys.exc_info()
+            etype, e, tb = sys.exc_info()
             if isinstance(e, AudioConversionError):
                 msg = u'audio conversion failed: ' + e.msg
             else:
@@ -231,13 +231,13 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor):
                 self._downloader.report_warning(u'Cannot update utime of audio file')
 
         information['filepath'] = new_path
-        return self._nopostoverwrites,information
+        return self._nopostoverwrites, information
 
 
 class FFmpegVideoConvertor(FFmpegPostProcessor):
-    def __init__(self, downloader=None,preferedformat=None):
+    def __init__(self, downloader=None, preferedformat=None):
         super(FFmpegVideoConvertor, self).__init__(downloader)
-        self._preferedformat=preferedformat
+        self._preferedformat = preferedformat
 
     def run(self, information):
         path = information['filepath']
@@ -245,13 +245,13 @@ class FFmpegVideoConvertor(FFmpegPostProcessor):
         outpath = prefix + sep + self._preferedformat
         if information['ext'] == self._preferedformat:
             self._downloader.to_screen(u'[ffmpeg] Not converting video file %s - already is in target format %s' % (path, self._preferedformat))
-            return True,information
+            return True, information
-        self._downloader.to_screen(u'['+'ffmpeg'+'] Converting video from %s to %s, Destination: ' % (information['ext'], self._preferedformat) +outpath)
+        self._downloader.to_screen(u'['+'ffmpeg'+'] Converting video from %s to %s, Destination: ' % (information['ext'], self._preferedformat) + outpath)
         self.run_ffmpeg(path, outpath, [])
         information['filepath'] = outpath
         information['format'] = self._preferedformat
         information['ext'] = self._preferedformat
-        return False,information
+        return False, information
 
 
 class FFmpegEmbedSubtitlePP(FFmpegPostProcessor):

youtube_dl/postprocessor/xattrpp.py

@@ -108,4 +108,3 @@ class XAttrMetadataPP(PostProcessor):
         except (subprocess.CalledProcessError, OSError):
             self._downloader.report_error("This filesystem doesn't support extended attributes. (You may have to enable them in your /etc/fstab)")
             return False, info
-

youtube_dl/swfinterp.py

@@ -827,4 +827,3 @@ class SWFInterpreter(object):
 
         avm_class.method_pyfunctions[func_name] = resfunc
         return resfunc
-

youtube_dl/update.py

@@ -13,13 +13,17 @@ from .utils import (
 )
 from .version import __version__
 
+
 def rsa_verify(message, signature, key):
     from struct import pack
     from hashlib import sha256
     from sys import version_info
+
     def b(x):
-        if version_info[0] == 2: return x
+        if version_info[0] == 2:
-        else: return x.encode('latin1')
+            return x
+        else:
+            return x.encode('latin1')
     assert(type(message) == type(b('')))
     block_size = 0
     n = key[0]
@@ -32,13 +36,17 @@ def rsa_verify(message, signature, key):
         raw_bytes.insert(0, pack("B", signature & 0xFF))
         signature >>= 8
     signature = (block_size - len(raw_bytes)) * b('\x00') + b('').join(raw_bytes)
-    if signature[0:2] != b('\x00\x01'): return False
+    if signature[0:2] != b('\x00\x01'):
+        return False
     signature = signature[2:]
-    if not b('\x00') in signature: return False
+    if not b('\x00') in signature:
+        return False
     signature = signature[signature.index(b('\x00'))+1:]
-    if not signature.startswith(b('\x30\x31\x30\x0D\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20')): return False
+    if not signature.startswith(b('\x30\x31\x30\x0D\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20')):
+        return False
     signature = signature[19:]
-    if signature != sha256(message).digest(): return False
+    if signature != sha256(message).digest():
+        return False
     return True
 
 
@@ -58,7 +66,8 @@ def update_self(to_screen, verbose):
     try:
         newversion = compat_urllib_request.urlopen(VERSION_URL).read().decode('utf-8').strip()
     except:
-        if verbose: to_screen(compat_str(traceback.format_exc()))
+        if verbose:
+            to_screen(compat_str(traceback.format_exc()))
         to_screen(u'ERROR: can\'t find the current version. Please try again later.')
         return
     if newversion == __version__:
@@ -70,7 +79,8 @@ def update_self(to_screen, verbose):
         versions_info = compat_urllib_request.urlopen(JSON_URL).read().decode('utf-8')
         versions_info = json.loads(versions_info)
     except:
-        if verbose: to_screen(compat_str(traceback.format_exc()))
+        if verbose:
+            to_screen(compat_str(traceback.format_exc()))
         to_screen(u'ERROR: can\'t obtain versions info. Please try again later.')
         return
     if not 'signature' in versions_info:
@@ -118,7 +128,8 @@ def update_self(to_screen, verbose):
             newcontent = urlh.read()
             urlh.close()
         except (IOError, OSError):
-            if verbose: to_screen(compat_str(traceback.format_exc()))
+            if verbose:
+                to_screen(compat_str(traceback.format_exc()))
             to_screen(u'ERROR: unable to download latest version')
             return
 
@@ -131,7 +142,8 @@ def update_self(to_screen, verbose):
             with open(exe + '.new', 'wb') as outf:
                 outf.write(newcontent)
         except (IOError, OSError):
-            if verbose: to_screen(compat_str(traceback.format_exc()))
+            if verbose:
+                to_screen(compat_str(traceback.format_exc()))
             to_screen(u'ERROR: unable to write the new version')
             return
 
@@ -150,7 +162,8 @@ start /b "" cmd /c del "%%~f0"&exit /b"
             subprocess.Popen([bat])  # Continues to run in the background
             return  # Do not show premature success messages
         except (IOError, OSError):
-            if verbose: to_screen(compat_str(traceback.format_exc()))
+            if verbose:
+                to_screen(compat_str(traceback.format_exc()))
             to_screen(u'ERROR: unable to overwrite current version')
             return
 
@@ -161,7 +174,8 @@ start /b "" cmd /c del "%%~f0"&exit /b"
             newcontent = urlh.read()
             urlh.close()
         except (IOError, OSError):
-            if verbose: to_screen(compat_str(traceback.format_exc()))
+            if verbose:
+                to_screen(compat_str(traceback.format_exc()))
             to_screen(u'ERROR: unable to download latest version')
             return
 
@@ -174,19 +188,22 @@ start /b "" cmd /c del "%%~f0"&exit /b"
             with open(filename, 'wb') as outf:
                 outf.write(newcontent)
         except (IOError, OSError):
-            if verbose: to_screen(compat_str(traceback.format_exc()))
+            if verbose:
+                to_screen(compat_str(traceback.format_exc()))
             to_screen(u'ERROR: unable to overwrite current version')
             return
 
     to_screen(u'Updated youtube-dl. Restart youtube-dl to use the new version.')
 
+
 def get_notes(versions, fromVersion):
     notes = []
-    for v,vdata in sorted(versions.items()):
+    for v, vdata in sorted(versions.items()):
         if v > fromVersion:
             notes.extend(vdata.get('notes', []))
     return notes
 
+
 def print_notes(to_screen, versions, fromVersion=__version__):
     notes = get_notes(versions, fromVersion)
     if notes:

youtube_dl/utils.py

@@ -56,6 +56,7 @@ std_headers = {
     'Accept-Language': 'en-us,en;q=0.5',
 }
 
+
 def preferredencoding():
     """Get preferred encoding.
 
@@ -146,6 +147,8 @@ else:
 
 # On python2.6 the xml.etree.ElementTree.Element methods don't support
 # the namespace parameter
+
+
 def xpath_with_ns(path, ns_map):
     components = [c.split(':') for c in path.split('/')]
     replaced = []
@@ -256,6 +259,7 @@ def timeconvert(timestr):
         timestamp = email.utils.mktime_tz(timetuple)
     return timestamp
 
+
 def sanitize_filename(s, restricted=False, is_id=False):
     """Sanitizes a string so it could be used as part of a filename.
     If restricted is set, use a stricter subset of allowed characters.
@@ -288,6 +292,7 @@ def sanitize_filename(s, restricted=False, is_id=False):
             result = '_'
     return result
 
+
 def orderedSet(iterable):
     """ Remove all duplicates from the input iterable """
     res = []
@@ -372,6 +377,7 @@ def decodeOption(optval):
     assert isinstance(optval, compat_str)
     return optval
 
+
 def formatSeconds(secs):
     if secs > 3600:
         return '%d:%02d:%02d' % (secs // 3600, (secs % 3600) // 60, secs % 60)
@@ -424,6 +430,7 @@ def make_HTTPS_handler(opts_no_check_certificate, **kwargs):
 
 class ExtractorError(Exception):
     """Error during info extraction."""
+
     def __init__(self, msg, tb=None, expected=False, cause=None, video_id=None):
         """ tb, if given, is the original traceback (so that it can be printed out).
         If expected is set, this is a normal error message and most likely not a bug in youtube-dl.
@@ -468,6 +475,7 @@ class DownloadError(Exception):
     configured to continue on errors. They will contain the appropriate
     error message.
     """
+
     def __init__(self, msg, exc_info=None):
         """ exc_info, if given, is the original exception that caused the trouble (as returned by sys.exc_info()). """
         super(DownloadError, self).__init__(msg)
@@ -489,9 +497,11 @@ class PostProcessingError(Exception):
     This exception may be raised by PostProcessor's .run() method to
     indicate an error in the postprocessing task.
     """
+
     def __init__(self, msg):
         self.msg = msg
 
+
 class MaxDownloadsReached(Exception):
     """ --max-downloads limit has been reached. """
     pass
@@ -521,6 +531,7 @@ class ContentTooShortError(Exception):
         self.downloaded = downloaded
         self.expected = expected
 
+
 class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
     """Handler for HTTP requests and responses.
 
@@ -640,7 +651,7 @@ def unified_strdate(date_str):
         return None
 
     upload_date = None
-    #Replace commas
+    # Replace commas
     date_str = date_str.replace(',', ' ')
     # %z (UTC offset) is only supported in python>=3.2
     date_str = re.sub(r' ?(\+|-)[0-9]{2}:?[0-9]{2}$', '', date_str)
@@ -681,6 +692,7 @@ def unified_strdate(date_str):
             upload_date = datetime.datetime(*timetuple[:6]).strftime('%Y%m%d')
     return upload_date
 
+
 def determine_ext(url, default_ext='unknown_video'):
     if url is None:
         return default_ext
@@ -690,9 +702,11 @@ def determine_ext(url, default_ext='unknown_video'):
     else:
         return default_ext
 
+
 def subtitles_filename(filename, sub_lang, sub_format):
     return filename.rsplit('.', 1)[0] + '.' + sub_lang + '.' + sub_format
 
+
 def date_from_str(date_str):
     """
     Return a datetime object from a string in the format YYYYMMDD or
@@ -707,7 +721,7 @@ def date_from_str(date_str):
         if sign == '-':
             time = -time
         unit = match.group('unit')
-        #A bad aproximation?
+        # A bad aproximation?
         if unit == 'month':
             unit = 'day'
             time *= 30
@@ -719,6 +733,7 @@ def date_from_str(date_str):
         return today + delta
     return datetime.datetime.strptime(date_str, "%Y%m%d").date()
 
+
 def hyphenate_date(date_str):
     """
     Convert a date in 'YYYYMMDD' format to 'YYYY-MM-DD' format"""
@@ -728,8 +743,10 @@ def hyphenate_date(date_str):
     else:
         return date_str
 
+
 class DateRange(object):
     """Represents a time interval between two dates"""
+
     def __init__(self, start=None, end=None):
         """start and end must be strings in the format accepted by date"""
         if start is not None:
@@ -742,17 +759,20 @@ class DateRange(object):
             self.end = datetime.datetime.max.date()
         if self.start > self.end:
             raise ValueError('Date range: "%s" , the start date must be before the end date' % self)
+
     @classmethod
     def day(cls, day):
         """Returns a range that only contains the given day"""
-        return cls(day,day)
+        return cls(day, day)
+
     def __contains__(self, date):
         """Check if the date is in the range"""
         if not isinstance(date, datetime.date):
             date = date_from_str(date)
         return self.start <= date <= self.end
+
     def __str__(self):
-        return '%s - %s' % ( self.start.isoformat(), self.end.isoformat())
+        return '%s - %s' % (self.start.isoformat(), self.end.isoformat())
 
 
 def platform_name():