<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def HasWarnings(self):
 """Determines if a store contains extraction warnings. Returns: bool: True if the store contains extraction warnings. """

    # To support older storage versions, check for the now deprecated
    # extraction errors.
    has_errors = self._HasAttributeContainers(
        self._CONTAINER_TYPE_EXTRACTION_ERROR)
    if has_errors:
      return True

    return self._HasAttributeContainers(self._CONTAINER_TYPE_EXTRACTION_WARNING)