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bpo-46510: update Python2-style exception handling in argparse (GH-30881)

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Kumar Aditya 2022-01-25 21:04:03 +05:30 • committed by GitHub
parent ee60550e9b
commit 45f5f52601
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1 changed files with 4 additions and 6 deletions
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10
Lib/argparse.py
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@ -1875,8 +1875,7 @@ class ArgumentParser(_AttributeHolder, _ActionsContainer):
if self.exit_on_error: if self.exit_on_error:
try: try:
namespace, args = self._parse_known_args(args, namespace) namespace, args = self._parse_known_args(args, namespace)
except ArgumentError: except ArgumentError as err:
err = _sys.exc_info()[1]
self.error(str(err)) self.error(str(err))
else: else:
namespace, args = self._parse_known_args(args, namespace) namespace, args = self._parse_known_args(args, namespace)
@ -2151,8 +2150,7 @@ class ArgumentParser(_AttributeHolder, _ActionsContainer):
arg_strings.append(arg) arg_strings.append(arg)
arg_strings = self._read_args_from_files(arg_strings) arg_strings = self._read_args_from_files(arg_strings)
new_arg_strings.extend(arg_strings) new_arg_strings.extend(arg_strings)
except OSError: except OSError as err:
err = _sys.exc_info()[1]
self.error(str(err)) self.error(str(err))
# return the modified argument list # return the modified argument list
@ -2502,9 +2500,9 @@ class ArgumentParser(_AttributeHolder, _ActionsContainer):
result = type_func(arg_string) result = type_func(arg_string)
# ArgumentTypeErrors indicate errors # ArgumentTypeErrors indicate errors
except ArgumentTypeError: except ArgumentTypeError as err:
name = getattr(action.type, '__name__', repr(action.type)) name = getattr(action.type, '__name__', repr(action.type))
msg = str(_sys.exc_info()[1]) msg = str(err)
raise ArgumentError(action, msg) raise ArgumentError(action, msg)
# TypeErrors or ValueErrors also indicate errors # TypeErrors or ValueErrors also indicate errors