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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 deleteCertificate(self, certName):
 """ This operation deletes an SSL certificate from the key store. Once a certificate is deleted, it cannot be retrieved or used to enable SSL. Inputs: certName - name of the cert to delete """


        params = {"f" : "json"}
        url = self._url + "/sslCertificates/{cert}/delete".format(
            cert=certName)
        return self._post(url=url, param_dict=params,
                          proxy_port=self._proxy_port,
                          proxy_url=self._proxy_url)