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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 _cast_dict(self, data_dict):
 """Internal method that makes sure any dictionary elements are properly cast into the correct types, instead of just treating everything like a string from the csv file. Args: data_dict: dictionary containing bro log data. Returns: Cleaned Data dict. """

        for key, value in data_dict.iteritems():
            data_dict[key] = self._cast_value(value)

        # Fixme: resp_body_data can be very large so removing it for now
        if 'resp_body_data' in data_dict:
            del data_dict['resp_body_data']

        return data_dict