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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def compile(cfg_path, out_path, executable=None, env=None, log=None):
 """ Use ACE to compile a grammar. Args: cfg_path (str):
 the path to the ACE config file out_path (str):
 the path where the compiled grammar will be written executable (str, optional):
 the path to the ACE binary; if `None`, the `ace` command will be used env (dict, optional):
 environment variables to pass to the ACE subprocess log (file, optional):
 if given, the file, opened for writing, or stream to write ACE's stdout and stderr compile messages """

    try:
        check_call(
            [(executable or 'ace'), '-g', cfg_path, '-G', out_path],
            stdout=log, stderr=log, close_fds=True,
            env=(env or os.environ)
        )
    except (CalledProcessError, OSError):
        logging.error(
            'Failed to compile grammar with ACE. See {}'
            .format(log.name if log is not None else '<stderr>')
        )
        raise