After review comments

Author: hansthen

Lib/argparse.py

@@ -2593,11 +2593,7 @@ def _check_value(self, action, value, arg_string=None):
             action.type and
             all(isinstance(choice, str) for choice in choices)
         ):
-            try:
-                typed_choices = [action.type(v) for v in choices]
-            except Exception:
-                # We use a blanket catch here, because type is user provided.
-                pass
+            typed_choices = [action.type(v) for v in choices]
 
         if value not in choices and value not in typed_choices:
             args = {'value': arg_string,