old_contents: #! /usr/bin/env python
  
  # Copyright Lajos Katona
  #
  #     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.
  
  
  def selection_brute(mylist, t):
      for i, l in enumerate(mylist):
          if t == l:
              return i
      return 0
  
  
  def selection_pythonic(mylist, t):
      return mylist.index(t)
  
  
  if __name__ == '__main__':
      mylist = [1, 2, 3, 4, 5]
      print(selection_brute(mylist, 4))
      print(selection_pythonic(mylist, 4))
new_contents: #! /usr/bin/env python
  
  # Copyright Lajos Katona
  #
  #     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.
  
  
  def selection_brute(mylist, t):
      for i, l in enumerate(mylist):
          if t == l:
              return i
      return 0
  
  
  def selection_pythonic(mylist, t):
      return mylist.index(t)
  
  
  if __name__ == '__main__':
      mylist = [1, 2, 3, 4, 5]
      print(selection_brute(mylist, 4))
      print(selection_pythonic(mylist, 4))
  
subject: Fix pep8 error with new newline