code: def _CheckIsPipe(self, file_entry):
      
      if definitions.FILE_ENTRY_TYPE_PIPE not in self._file_entry_types:
        return False
      return file_entry.IsPipe()
docs: Checks the is_pipe find specification.
  
      Args:
        file_entry (FileEntry): file entry.
  
      Returns:
        bool: True if the file entry matches the find specification, False if not.