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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 saveCertPem(self, cert, path):
        '''
        Save a certificate in PEM format to a file outside the certdir.
        '''
        with s_common.genfile(path) as fd:
            fd.write(crypto.dump_certificate(crypto.FILETYPE_PEM, cert))