docs: def add(self, client_id, email_address, name, access_level, password):
          """Adds a person to a client. Password is optional and if not supplied, an invitation will be emailed to the person"""
          body = {
              "EmailAddress": email_address,
              "Name": name,
              "AccessLevel": access_level,
              "Password": password}
          response = self._post("/clients/%s/people.json" %
                                client_id, json.dumps(body))
          return json_to_py(response)