old_contents: # -*- coding: utf-8 -*-
  
  # python stdlib
  import sys
  
  # 3rd party imports
  from ruamel import yaml
  
  
  if sys.version_info[0] < 3:
      # Python 2.x.x series
      basestring = basestring  # NOQA: F821
      unicode = unicode    # NOQA: F821
      bytes = str    # NOQA: F821
  
      def u(x):
          """ """
          return x.decode()
  
      def b(x):
          """ """
          return x
  
      def nativestr(x):
          """ """
          return x if isinstance(x, str) else x.encode('utf-8', 'replace')
  else:
      # Python 3.x.x series
      basestring = str  # NOQA: F821
      unicode = str  # NOQA: F821
      bytes = bytes  # NOQA: F821
  
      def u(x):
          """ """
          return x
  
      def b(x):
          """ """
          return x.encode('latin-1') if not isinstance(x, bytes) else x
  
      def nativestr(x):
          """ """
          return x if isinstance(x, str) else x.decode('utf-8', 'replace')
  
new_contents: # -*- coding: utf-8 -*-
  
  # python stdlib
  import sys
  
  # 3rd party imports
  from ruamel import yaml  # NOQA: F401
  
  
  if sys.version_info[0] < 3:
      # Python 2.x.x series
      basestring = basestring  # NOQA: F821
      unicode = unicode    # NOQA: F821
      bytes = str    # NOQA: F821
  
      def u(x):
          """ """
          return x.decode()
  
      def b(x):
          """ """
          return x
  
      def nativestr(x):
          """ """
          return x if isinstance(x, str) else x.encode('utf-8', 'replace')
  else:
      # Python 3.x.x series
      basestring = str  # NOQA: F821
      unicode = str  # NOQA: F821
      bytes = bytes  # NOQA: F821
  
      def u(x):
          """ """
          return x
  
      def b(x):
          """ """
          return x.encode('latin-1') if not isinstance(x, bytes) else x
  
      def nativestr(x):
          """ """
          return x if isinstance(x, str) else x.decode('utf-8', 'replace')
  
subject: Add NOQA to ruamel compat