add simplebot source code

simplebot/simplebot.py

@@ -0,0 +1,33 @@
+import sys, json
+
+def move(command):
+    """ print a command record to stdout """
+    moves = []
+    if command is not None:
+        moves.append(command)
+
+    print(json.dumps({ 'moves': moves }))
+    # flush the buffer, so that the gameserver can receive the json-encoded line.
+    sys.stdout.flush()
+
+
+for line in sys.stdin:
+    state = json.loads(line)
+    # you are always player 1.
+    my_planets = [p for p in state['planets'] if p['owner'] == 1]
+    other_planets = [p for p in state['planets'] if p['owner'] != 1]
+
+    if not my_planets or not other_planets:
+        # we don't own any planets, so we can't make any moves.
+        move(None)
+    else:
+        # find my planet that has the most ships
+        planet = max(my_planets, key=lambda p: p['ship_count'])
+        # find enemy planet that has the least ships
+        destination = min(other_planets, key=lambda p: p['ship_count'])
+        # attack!
+        move({
+            'origin': planet['name'],
+            'destination': destination['name'],
+            'ship_count': planet['ship_count'] - 1
+        })