def parse_args_and_create_context(self, args):
        """
        Helper method that will parse the args into options and
        remaining args as well as create an initial
        :py:class:`swiftly.cli.context.CLIContext`.

        The new context will be a copy of
        :py:attr:`swiftly.cli.cli.CLI.context` with the following
        attributes added:

        =======================  ===================================
        muted_account_headers    The headers to omit when outputting
                                 account headers.
        muted_container_headers  The headers to omit when outputting
                                 container headers.
        muted_object_headers     The headers to omit when outputting
                                 object headers.
        =======================  ===================================

        :returns: options, args, context
        """
        original_args = args
        try:
            options, args = self.option_parser.parse_args(args)
        except UnboundLocalError:
            # Happens sometimes with an error handler that doesn't raise its
            # own exception. We'll catch the error below with
            # error_encountered.
            pass
        if self.option_parser.error_encountered:
            if '-?' in original_args or '-h' in original_args or \
                    '--help' in original_args:
                self.option_parser.print_help()
            raise ReturnCode()
        if options.help:
            self.option_parser.print_help()
            raise ReturnCode()
        if self.min_args is not None and len(args) < self.min_args:
            raise ReturnCode(
                'requires at least %s args.' % self.min_args)
        if self.max_args is not None and len(args) > self.max_args:
            raise ReturnCode(
                'requires no more than %s args.' % self.max_args)
        context = self.cli.context.copy()
        context.muted_account_headers = [
            'accept-ranges', 'content-length', 'content-type', 'date']
        context.muted_container_headers = [
            'accept-ranges', 'content-length', 'content-type', 'date']
        context.muted_object_headers = ['accept-ranges', 'date']
        return options, args, context
dataset/ETHPy150Open gholt/swiftly/swiftly/cli/command.py/CLICommand.parse_args_and_create_context/original