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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 _FormatIPCPermToken(self, token_data):
 """Formats an IPC permissions token as a dictionary of values. Args: token_data (bsm_token_data_ipc_perm):
 AUT_IPC_PERM token data. Returns: dict[str, str]: token values. """

    return {
        'user_id': token_data.user_identifier,
        'group_id': token_data.group_identifier,
        'creator_user_id': token_data.creator_user_identifier,
        'creator_group_id': token_data.creator_group_identifier,
        'access': token_data.access_mode}