old_contents: """
  The :mod:`websockets.compatibility` module provides helpers for bridging
  compatibility issues across Python versions.
  
  """
  
  import asyncio
  import http
  
  
  # Replace with BaseEventLoop.create_task when dropping Python < 3.4.2.
  try:                                                # pragma: no cover
      asyncio_ensure_future = asyncio.ensure_future   # Python ≥ 3.5
  except AttributeError:                              # pragma: no cover
      asyncio_ensure_future = asyncio.async           # Python < 3.5
  
  try:                                                # pragma: no cover
                                                      # Python ≥ 3.5
      SWITCHING_PROTOCOLS = http.HTTPStatus.SWITCHING_PROTOCOLS
      OK = http.HTTPStatus.OK
      BAD_REQUEST = http.HTTPStatus.BAD_REQUEST
      UNAUTHORIZED = http.HTTPStatus.UNAUTHORIZED
      FORBIDDEN = http.HTTPStatus.FORBIDDEN
      INTERNAL_SERVER_ERROR = http.HTTPStatus.INTERNAL_SERVER_ERROR
      SERVICE_UNAVAILABLE = http.HTTPStatus.SERVICE_UNAVAILABLE
  except AttributeError:                              # pragma: no cover
                                                      # Python < 3.5
      class SWITCHING_PROTOCOLS:
          value = 101
          phrase = "Switching Protocols"
  
      class OK:
          value = 200
          phrase = "OK"
  
      class BAD_REQUEST:
          value = 400
          phrase = "Bad Request"
  
      class UNAUTHORIZED:
          value = 401
          phrase = "Unauthorized"
  
      class FORBIDDEN:
          value = 403
          phrase = "Forbidden"
  
      class INTERNAL_SERVER_ERROR:
          value = 500
          phrase = "Internal Server Error"
  
      class SERVICE_UNAVAILABLE:
          value = 503
          phrase = "Service Unavailable"
  
new_contents: """
  The :mod:`websockets.compatibility` module provides helpers for bridging
  compatibility issues across Python versions.
  
  """
  
  import asyncio
  import http
  
  
  # Replace with BaseEventLoop.create_task when dropping Python < 3.4.2.
  try:                                                     # pragma: no cover
      asyncio_ensure_future = asyncio.ensure_future        # Python ≥ 3.5
  except AttributeError:                                   # pragma: no cover
      asyncio_ensure_future = getattr(asyncio, 'async')    # Python < 3.5
  
  try:                                                # pragma: no cover
                                                      # Python ≥ 3.5
      SWITCHING_PROTOCOLS = http.HTTPStatus.SWITCHING_PROTOCOLS
      OK = http.HTTPStatus.OK
      BAD_REQUEST = http.HTTPStatus.BAD_REQUEST
      UNAUTHORIZED = http.HTTPStatus.UNAUTHORIZED
      FORBIDDEN = http.HTTPStatus.FORBIDDEN
      INTERNAL_SERVER_ERROR = http.HTTPStatus.INTERNAL_SERVER_ERROR
      SERVICE_UNAVAILABLE = http.HTTPStatus.SERVICE_UNAVAILABLE
  except AttributeError:                              # pragma: no cover
                                                      # Python < 3.5
      class SWITCHING_PROTOCOLS:
          value = 101
          phrase = "Switching Protocols"
  
      class OK:
          value = 200
          phrase = "OK"
  
      class BAD_REQUEST:
          value = 400
          phrase = "Bad Request"
  
      class UNAUTHORIZED:
          value = 401
          phrase = "Unauthorized"
  
      class FORBIDDEN:
          value = 403
          phrase = "Forbidden"
  
      class INTERNAL_SERVER_ERROR:
          value = 500
          phrase = "Internal Server Error"
  
      class SERVICE_UNAVAILABLE:
          value = 503
          phrase = "Service Unavailable"
  
subject: Fix Syntax error thrown in 3.7