old_contents: # -*- coding: utf-8 -*-
  
  """
  clint.eng
  ~~~~~~~~~
  
  This module provides English language string helpers.
  
  """
  from __future__ import print_function
  
  MORON_MODE = False
  COMMA = ','
  CONJUNCTION = 'and'
  SPACE = ' '
  
  try:
      unicode
  except NameError:
      unicode = str
  
  
  def join(l, conj=CONJUNCTION, im_a_moron=MORON_MODE, seperator=COMMA):
      """Joins lists of words. Oxford comma and all."""
  
      collector = []
      left = len(l)
      seperator = seperator + SPACE
      conj = conj + SPACE
  
      for _l in l[:]:
  
          left += -1
  
          collector.append(_l)
          if left == 1:
              if len(l) == 2 or im_a_moron:
                  collector.append(SPACE)
              else:
                  collector.append(seperator)
  
              collector.append(conj)
  
          elif left is not 0:
              collector.append(seperator)
  
      return unicode(str().join(collector))
  
  if __name__ == '__main__':
      print(join(['blue', 'red', 'yellow'], conj='or', im_a_moron=True))
      print(join(['blue', 'red', 'yellow'], conj='or'))
      print(join(['blue', 'red'], conj='or'))
      print(join(['blue', 'red'], conj='and'))
      print(join(['blue'], conj='and'))
      print(join(['blue', 'red', 'yellow', 'green', 'ello'], conj='and'))
  
new_contents: # -*- coding: utf-8 -*-
  
  """
  clint.eng
  ~~~~~~~~~
  
  This module provides English language string helpers.
  
  """
  from __future__ import print_function
  
  MORON_MODE = False
  COMMA = ','
  CONJUNCTION = 'and'
  SPACE = ' '
  
  try:
      unicode
  except NameError:
      unicode = str
  
  
  def join(l, conj=CONJUNCTION, im_a_moron=MORON_MODE, separator=COMMA):
      """Joins lists of words. Oxford comma and all."""
  
      collector = []
      left = len(l)
      separator = separator + SPACE
      conj = conj + SPACE
  
      for _l in l[:]:
  
          left += -1
  
          collector.append(_l)
          if left == 1:
              if len(l) == 2 or im_a_moron:
                  collector.append(SPACE)
              else:
                  collector.append(separator)
  
              collector.append(conj)
  
          elif left is not 0:
              collector.append(separator)
  
      return unicode(str().join(collector))
  
  if __name__ == '__main__':
      print(join(['blue', 'red', 'yellow'], conj='or', im_a_moron=True))
      print(join(['blue', 'red', 'yellow'], conj='or'))
      print(join(['blue', 'red'], conj='or'))
      print(join(['blue', 'red'], conj='and'))
      print(join(['blue'], conj='and'))
      print(join(['blue', 'red', 'yellow', 'green', 'ello'], conj='and'))
  
subject: Fix minor spelling mistake