1 #!/usr/bin/env python

     2 #

     3 # Copyright 2007 Google Inc.

     4 #

     5 # Licensed under the Apache License, Version 2.0 (the "License");

     6 # you may not use this file except in compliance with the License.

     7 # You may obtain a copy of the License at

     8 #

     9 #     http://www.apache.org/licenses/LICENSE-2.0

    10 #

    11 # Unless required by applicable law or agreed to in writing, software

    12 # distributed under the License is distributed on an "AS IS" BASIS,

    13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    14 # See the License for the specific language governing permissions and

    15 # limitations under the License.

    16 #

    17 

    18 """A NotImplemented Images API stub for when the PIL library is not found."""

    19 

    20 

    21 

    22 class ImagesNotImplementedServiceStub(object):

    23   """Stub version of images API which raises a NotImplementedError."""

    24 

    25   def MakeSyncCall(self, service, call, request, response):

    26     """Main entry point.

    27 

    28     Args:

    29       service: str, must be 'images'.

    30       call: str, name of the RPC to make, must be part of ImagesService.

    31       request: pb object, corresponding args to the 'call' argument.

    32       response: pb object, return value for the 'call' argument.

    33     """

    34     raise NotImplementedError("Unable to find the Python PIL library.  Please "

    35                               "view the SDK documentation for details about "

    36                               "installing PIL on your system.")