'Constructs a CredentialListContext
:param sid: Fetch by unique credential Sid
:returns: twilio.rest.api.v2010.account.sip.credential_list.CredentialListContext
:rtype: twilio.rest.api.v2010.account.sip.credential_list.CredentialListContext'

def get(self, sid):

    return CredentialListContext(self._version, account_sid=self._solution['account_sid'], sid=sid)
