Unpacking modules

app/__main__.py

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+'''
+Run the app as module.
+
+You can also use `flask run` on the parent directory of the package.
+
+XXX Using "--debug" argument currently causes an ImportError.
+'''
+
+import argparse
+from . import app
+from .models import create_tables
+
+arg_parser = argparse.ArgumentParser()
+arg_parser.add_argument('--norun', action='store_true', 
+    help='Don\'t run the app. Useful for debugging.')
+arg_parser.add_argument('--no-create-tables', action='store_true',
+    help='Don\'t create tables.')
+arg_parser.add_argument('--debug', action='store_true', 
+    help='Run the app in debug mode.')
+arg_parser.add_argument('-p', '--port', type=int, default=5000,
+    help='The port where to run the app. Defaults to 5000')
+
+args = arg_parser.parse_args()
+
+if not args.no_create_tables:
+    create_tables()
+
+if not args.norun:
+    app.run(port=args.port, debug=args.debug)