old_contents: from __future__ import absolute_import
  
  # Import python libs
  import getopt
  import logging
  import warnings
  
  # Import salt libs
  from salt.utils.yaml import CustomLoader, load
  from salt.exceptions import SaltRenderError
  
  log = logging.getLogger(__name__)
  
  # code fragment taken from https://gist.github.com/844388
  has_ordered_dict = True
  try:
      # included in standard lib from Python 2.7
      from collections import OrderedDict
  except ImportError:
      # try importing the backported drop-in replacement
      # it's available on PyPI
      try:
          from ordereddict import OrderedDict
      except ImportError:
          has_ordered_dict = False
  
  
  def get_yaml_loader(argline):
      try:
          opts, args = getopt.getopt(argline.split(), 'o')
      except getopt.GetoptError:
          log.error(
  '''Example usage: #!yaml [-o]
  Options:
    -o   Use OrderedDict for YAML map and omap.
         This option is only useful when combined with another renderer that
         takes advantage of the ordering.
  ''')
          raise
      if ('-o', '') in opts:
          if has_ordered_dict:
              def Loader(*args):
                  return CustomLoader(*args, dictclass=OrderedDict)
              return Loader
          else:
              raise SaltRenderError(
                      'OrderedDict not available! It is required when using '
                      'the ordered option(-o) with yaml renderer.')
      return CustomLoader
  
  
  def render(yaml_data, env='', sls='', argline='', **kws):
      '''
      Accepts YAML as a string or as a file object and runs it through the YAML
      parser.
  
      :rtype: A Python data structure
      '''
      if not isinstance(yaml_data, basestring):
          yaml_data = yaml_data.read()
      with warnings.catch_warnings(record=True) as warn_list:
          data = load(yaml_data, Loader=get_yaml_loader(argline))
          if len(warn_list) > 0:
              for item in warn_list:
                  log.warn(
                      '{warn} found in salt://{sls} environment={env}'.format(
                      warn=item.message, sls=sls, env=env))
          return data if data else {}
  
new_contents: from __future__ import absolute_import
  
  # Import python libs
  import getopt
  import logging
  import warnings
  
  # Import salt libs
  from salt.utils.yaml import CustomLoader, load
  from salt.exceptions import SaltRenderError
  
  log = logging.getLogger(__name__)
  
  # code fragment taken from https://gist.github.com/844388
  HAS_ORDERED_DICT = True
  try:
      # included in standard lib from Python 2.7
      from collections import OrderedDict
  except ImportError:
      # try importing the backported drop-in replacement
      # it's available on PyPI
      try:
          from ordereddict import OrderedDict
      except ImportError:
          HAS_ORDERED_DICT = False
  
  
  def get_yaml_loader(argline):
      try:
          opts, args = getopt.getopt(argline.split(), 'o')
      except getopt.GetoptError:
          log.error(
  '''Example usage: #!yaml [-o]
  Options:
    -o   Use OrderedDict for YAML map and omap.
         This option is only useful when combined with another renderer that
         takes advantage of the ordering.
  ''')
          raise
      if ('-o', '') in opts:
          if HAS_ORDERED_DICT:
              def Loader(*args):  # pylint: disable-msg=C0103
                  return CustomLoader(*args, dictclass=OrderedDict)
              return Loader
          raise SaltRenderError(
              'OrderedDict not available! It is required when using the ordered '
              'option(-o) with yaml renderer.'
          )
      return CustomLoader
  
  
  def render(yaml_data, env='', sls='', argline='', **kws):
      '''
      Accepts YAML as a string or as a file object and runs it through the YAML
      parser.
  
      :rtype: A Python data structure
      '''
      if not isinstance(yaml_data, basestring):
          yaml_data = yaml_data.read()
      with warnings.catch_warnings(record=True) as warn_list:
          data = load(yaml_data, Loader=get_yaml_loader(argline))
          if len(warn_list) > 0:
              for item in warn_list:
                  log.warn(
                      '{warn} found in salt://{sls} environment={env}'.format(
                      warn=item.message, sls=sls, env=env))
          return data if data else {}
  
subject: Fix PyLint C0103 on `salt.renderers.yaml` + PEP8 + Minor logic fix. Refs #1775.