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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 _send_query(self, do_post=False, **query_dict):
 """Perform a query against Solr and return the response as a Python dict."""

        # self._prepare_query_term()
        param_dict = query_dict.copy()
        param_dict.setdefault('wt', 'json')
        param_dict.setdefault('q', '*.*')
        param_dict.setdefault('fl', '*')
        return self.query('solr', '', do_post=do_post, query=param_dict)