old_contents: # 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.
  
  from __future__ import absolute_import, division, print_function
  
  import pytest
  
  
  def skip_check(name, iface, item):
      if name in item.keywords and item.funcargs.get('backend') is not None:
          if not isinstance(item.funcargs['backend'], iface):
              pytest.skip("Backend does not support {0}".format(name))
  
new_contents: # 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.
  
  from __future__ import absolute_import, division, print_function
  
  import pytest
  
  
  def skip_check(name, iface, item):
      if name in item.keywords and "backend" in item.funcargs:
          if not isinstance(item.funcargs["backend"], iface):
              pytest.skip("{0} backend does not support {1}".format(
                  item.funcargs["backend"], name
              ))
  
subject: Include teh name of the backend in the error message