new_contents: # -*- coding: utf-8 -*-
  # Copyright 2015, 2016 OpenMarket Ltd
  # Copyright 2017 Vector Creations Ltd
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  import phonenumbers
  from synapse.api.errors import SynapseError
  
  def phone_number_to_msisdn(country, number):
      try:
          phoneNumber = phonenumbers.parse(number, country)
      except phonenumbers.NumberParseException:
          raise SynapseError(400, "Unable to parse phone number")
      return phonenumbers.format_number(
          phoneNumber, phonenumbers.PhoneNumberFormat.E164
      )[1:]
  
subject: Add msisdn util file