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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 _deserialize_audience(audience_map):
 """ Helper method to de-serialize and populate audience map with the condition list and structure. Args: audience_map: Dict mapping audience ID to audience object. Returns: Dict additionally consisting of condition list and structure on every audience object. """


    for audience in audience_map.values():
      condition_structure, condition_list = condition_helper.loads(audience.conditions)
      audience.__dict__.update({
        'conditionStructure': condition_structure,
        'conditionList': condition_list
      })

    return audience_map