add a console script

game_backuper/__init__.py

@@ -0,0 +1,9 @@
+from game_backuper.__main__ import main
+
+
+def start():
+    import sys
+    try:
+        sys.exit(main())
+    except Exception:
+        sys.exit(-1)

game_backuper/__main__.py

@@ -16,8 +16,5 @@ def main(cm=None):
 
 
 if __name__ == "__main__":
-    import sys
-    try:
-        sys.exit(main())
-    except Exception:
-        sys.exit(-1)
+    from game_backuper import start
+    start()