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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 get_lead(self, lead_id):
 """ Get a specific lead saved on your account. :param lead_id: Id of the lead to search. Must be defined. :return: Lead found as a dict. """

        params = self.base_params

        endpoint = self.base_endpoint.format('leads/' + str(lead_id))

        return self._query_hunter(endpoint, params)