Annoying traceback instead of error message

[ericriff]

If you run an invalid command you get a looong traceback that hides the actual error message. I don't think those tracebacks are needed.
See the following example with a typo on help:

$ poetry --hrlp            

  Stack trace:

  11  /opt/poetry/lib/poetry/_vendor/py3.6/clikit/console_application.py:124 in run
      self, args, input_stream, output_stream, error_stream

  10  /opt/poetry/lib/poetry/console/config/application_config.py:221 in create_io
      resolved_command = application.resolve_command(args)

   9  /opt/poetry/lib/poetry/_vendor/py3.6/clikit/console_application.py:110 in resolve_command
      return self._config.command_resolver.resolve(args, self)

   8  /opt/poetry/lib/poetry/_vendor/py3.6/clikit/resolver/default_resolver.py:43 in resolve
      result = self.process_default_commands(args, application.default_commands)

   7  /opt/poetry/lib/poetry/_vendor/py3.6/clikit/resolver/default_resolver.py:104 in process_default_commands
      if resolved_command.is_parsable():

   6  /opt/poetry/lib/poetry/_vendor/py3.6/clikit/resolver/resolve_result.py:43 in is_parsable
      self._parse()

   5  /opt/poetry/lib/poetry/_vendor/py3.6/clikit/resolver/resolve_result.py:49 in _parse
      self._parsed_args = self._command.parse(self._raw_args)

   4  /opt/poetry/lib/poetry/_vendor/py3.6/clikit/api/command/command.py:113 in parse
      return self._config.args_parser.parse(args, self._args_format, lenient)

   3  /opt/poetry/lib/poetry/_vendor/py3.6/clikit/args/default_args_parser.py:53 in parse
      self._parse(args, _fmt, lenient)

   2  /opt/poetry/lib/poetry/_vendor/py3.6/clikit/args/default_args_parser.py:101 in _parse
      self._parse_long_option(token, tokens, fmt, lenient)

   1  /opt/poetry/lib/poetry/_vendor/py3.6/clikit/args/default_args_parser.py:247 in _parse_long_option
      self._add_long_option(name, None, tokens, fmt, lenient)

  NoSuchOptionException

  The "--hrlp" option does not exist.

  at /opt/poetry/lib/poetry/_vendor/py3.6/clikit/args/default_args_parser.py:300 in _add_long_option
      296│     def _add_long_option(
      297│         self, name, value, tokens, fmt, lenient
      298│     ):  # type: (str, Optional[str], List[str], ArgsFormat, bool) -> None
      299│         if not fmt.has_option(name):
    → 300│             raise NoSuchOptionException(name)
      301│ 
      302│         option = fmt.get_option(name)
      303│ 
      304│         if value is False:

It should only show

  NoSuchOptionException

  The "--hrlp" option does not exist.

This is on the latest poetry version, 1.1.3.

[abn]

Duplicate of #2854

[github-actions]

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