def _get_parameter_conversion_entry(parameter_config):
entry = _PARAM_CONVERSION_MAP.get(parameter_config.get('<STR_LIT:type>'))<EOL>if entry is None and '<STR_LIT>' in parameter_config:<EOL><INDENT>entry = _PARAM_CONVERSION_MAP['<STR_LIT>']<EOL><DEDENT>return entry<EOL>
Get information needed to convert the given parameter to its API type.

    Args:
      parameter_config: The dictionary containing information specific to the
        parameter in question. This is retrieved from request.parameters in the
        method config.

    Returns:
      The entry from _PARAM_CONVERSION_MAP with functions/information needed to
      validate and convert the given parameter from a string to the type expected
      by the API.