Support custom settings files

Author: Nihisil

.gitignore

@@ -6,6 +6,7 @@ __pycache__
 .DS_Store
 logs
 project/settings_local.py
+project/*_settings.py
 project/game/ai/common
 
 tests_validate_hand.py

project/main.py

@@ -43,6 +43,11 @@ def parse_args_and_set_up_settings():
                       default=settings.AI_PACKAGE,
                       help='AI package')
 
+    parser.add_option('-s', '--settings',
+                      type='string',
+                      default=None,
+                      help='Settings file name (without path, just file name without extension)')
+
     opts, _ = parser.parse_args()
 
     settings.USER_ID = opts.user_id
@@ -51,6 +56,13 @@ def parse_args_and_set_up_settings():
     settings.WAITING_GAME_TIMEOUT_MINUTES = opts.timeout
     settings.AI_PACKAGE = opts.ai
 
+    if opts.settings:
+        module = __import__(opts.settings)
+        for key, value in vars(module).items():
+            # let's use only upper case settings
+            if key.isupper():
+                settings.__setattr__(key, value)
+
     # it is important to reload bot class
     settings.load_ai_class()