Let argparse source the CLI arguments

There's no point in passing in the defaults.

Co-authored-by: Jeppe Fihl-Pearson <[email protected]>

Author: meshy

mypy_json_report.py

@@ -43,8 +43,7 @@ def main() -> None:
 
     parse_parser.set_defaults(func=_parse_command)
 
-    args = sys.argv[1:]
-    parsed = parser.parse_args(args)
+    parsed = parser.parse_args()
     parsed.func(parsed)