Fixed up the current commands. Added a logger. Added a catch-all

dolly/logger.py

@@ -0,0 +1,17 @@
+import logging
+from logging.handlers import RotatingFileHandler
+
+# Configure basic logger
+logging.basicConfig(level=logging.INFO,
+                    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
+                    datefmt='%Y-%m-%d %H:%M:%S')
+
+# Create a rotating file handler which logs even debug messages
+log_file = 'dolly.log'
+handler = RotatingFileHandler(log_file, maxBytes=100000, backupCount=3)
+formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
+handler.setFormatter(formatter)
+
+logger = logging.getLogger('Dolly')
+logger.addHandler(handler)
+logger.setLevel(logging.INFO)