From bbe94a112491761bf771e06b3c6304f50067c1f5 Mon Sep 17 00:00:00 2001
From: Midgard <midgard@zeus.ugent.be>
Date: Tue, 26 Jan 2021 12:40:07 +0100
Subject: [PATCH] Initial commit

---
 hist.py | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100755 hist.py

diff --git a/hist.py b/hist.py
new file mode 100755
index 0000000..2ac4595
--- /dev/null
+++ b/hist.py
@@ -0,0 +1,59 @@
+#!/usr/bin/env python3
+
+import sys
+import re
+
+unknown = 0
+skipped = 0
+hours = [0] * 24
+
+for line in sys.stdin:
+	m = re.match(r'([0-9]*):.*,([0-9])', line.strip())
+	assert m
+	if m.group(2) == "0":
+		skipped += 1
+	elif m.group(2) == "2":
+		unknown += 1
+	else:
+		assert m.group(2) == "1"
+		hours[int(m.group(1))] += 1
+
+BLOCKS = "▁▂▃▄▅▆▇█"
+HEIGHT = 20
+
+max_val = max([*hours, unknown, skipped])
+
+hours_norm = [h / max_val for h in hours]
+unknown_norm = unknown / max_val
+skipped_norm = skipped / max_val
+
+def print_block(value, row):
+	height_value = value * HEIGHT - (HEIGHT - row)
+	if height_value >= 0.99:
+		print(BLOCKS[-1], end=" ")
+	elif height_value < 0.01:
+		if HEIGHT - 1 == row and value > 0:
+			print("⎯", end=" ")
+		else:
+			print(" ", end=" ")
+	else:
+		print(BLOCKS[int(height_value * len(BLOCKS))], end=" ")
+
+cutoff = 12
+hour_indices = [*range(cutoff, 24), *range(0, cutoff)]
+
+for row in range(HEIGHT):
+	print("", end=" ")
+
+	for h in hour_indices:
+		print_block(hours_norm[h], row)
+
+	print("", end="  ")
+	print_block(skipped_norm, row)
+	print("", end="  ")
+	print_block(unknown_norm, row)
+	print()
+
+for h in hour_indices[::2]:
+	print(f"{h: >2}", end="  ")
+print("  skp unk")