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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 Pack(self, msg, type_url_prefix='type.googleapis.com/'):
 """Packs the specified message into current Any message."""

    if len(type_url_prefix) < 1 or type_url_prefix[-1] != '/':
      self.type_url = '%s/%s' % (type_url_prefix, msg.DESCRIPTOR.full_name)
    else:
      self.type_url = '%s%s' % (type_url_prefix, msg.DESCRIPTOR.full_name)
    self.value = msg.SerializeToString()