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.
  
  """python-keystoneclient's pep8 extensions.
  
  In order to make the review process faster and easier for core devs we are
  adding some python-keystoneclient specific pep8 checks. This will catch common
  errors so that core devs don't have to.
  
  """
  
  
  import re
  
  
  def check_oslo_namespace_imports(logical_line, blank_before, filename):
      oslo_namespace_imports = re.compile(
          r"(((from)|(import))\s+oslo\."
          "((config)|(serialization)|(utils)|(i18n)))|"
          "(from\s+oslo\s+import\s+((config)|(serialization)|(utils)|(i18n)))")
  
      if re.match(oslo_namespace_imports, logical_line):
          msg = ("K333: '%s' must be used instead of '%s'.") % (
              logical_line.replace('oslo.', 'oslo_'),
              logical_line)
          yield(0, msg)
  
  
  def factory(register):
      register(check_oslo_namespace_imports)
  
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.
  
  """python-keystoneclient's pep8 extensions.
  
  In order to make the review process faster and easier for core devs we are
  adding some python-keystoneclient specific pep8 checks. This will catch common
  errors so that core devs don't have to.
  
  """
  
  
  import re
  
  
  def check_oslo_namespace_imports(logical_line, blank_before, filename):
      oslo_namespace_imports = re.compile(
          r"(((from)|(import))\s+oslo\.)|(from\s+oslo\s+import\s+)")
  
      if re.match(oslo_namespace_imports, logical_line):
          msg = ("K333: '%s' must be used instead of '%s'.") % (
              logical_line.replace('oslo.', 'oslo_'),
              logical_line)
          yield(0, msg)
  
  
  def factory(register):
      register(check_oslo_namespace_imports)
  
subject: Change hacking check to verify all oslo imports