old_contents: from googletrans import Translator
  from utilities.GeneralUtilities import print_say
  from googletrans.constants import LANGCODES, LANGUAGES, SPECIAL_CASES
  
  
  def main(self):
  
      '''
          source language
      '''
  
      print_say('\nEnter source language ', self)
      srcs = raw_input()
      while (srcs not in LANGUAGES) and (srcs not in SPECIAL_CASES) and (srcs not in LANGCODES):
          if srcs in SPECIAL_CASES:
              srcs = SPECIAL_CASES[srcs]
          elif srcs in LANGCODES:
              srcs = LANGCODES[srcs]
          else:
              print_say("\nInvalid source language\nEnter again", self)
              srcs = raw_input()
  
      '''
          destination language
      '''
  
      print_say('\nEnter destination language ', self)
      des = raw_input()
      while (des not in LANGUAGES) and (des not in SPECIAL_CASES) and (des not in LANGCODES):
          if des in SPECIAL_CASES:
              des = SPECIAL_CASES[des]
          elif des in LANGCODES:
              des = LANGCODES[des]
          else:
              print_say("\nInvalid destination language\nEnter again", self)
              des = raw_input()
  
      '''
          text to be translated  
      '''
      
      print_say('\nEnter text ', self)
      tex = raw_input()
      translator = Translator()
      result = translator.translate(tex, dest=des, src=srcs)
      result = u"""
  [{src}] {original}
      ->
  [{dest}] {text}
  [pron.] {pronunciation}
      """.strip().format(src=result.src, dest=result.dest, original=result.origin,
                         text=result.text, pronunciation=result.pronunciation)
      print(result)
  
new_contents: from googletrans import Translator
  from utilities.GeneralUtilities import print_say
  from googletrans.constants import LANGCODES, LANGUAGES, SPECIAL_CASES
  
  
  def main(self):
  
      '''
          source language
      '''
  
      print_say('\nEnter source language ', self)
      srcs = raw_input()
      while (srcs not in LANGUAGES) and (srcs not in SPECIAL_CASES) and (srcs not in LANGCODES):
          if srcs in SPECIAL_CASES:
              srcs = SPECIAL_CASES[srcs]
          elif srcs in LANGCODES:
              srcs = LANGCODES[srcs]
          else:
              print_say("\nInvalid source language\nEnter again", self)
              srcs = raw_input()
  
      '''
          destination language
      '''
  
      print_say('\nEnter destination language ', self)
      des = raw_input()
      while (des not in LANGUAGES) and (des not in SPECIAL_CASES) and (des not in LANGCODES):
          if des in SPECIAL_CASES:
              des = SPECIAL_CASES[des]
          elif des in LANGCODES:
              des = LANGCODES[des]
          else:
              print_say("\nInvalid destination language\nEnter again", self)
              des = raw_input()
  
      '''
          text to be translated
      '''
  
      print_say('\nEnter text ', self)
      tex = raw_input()
      translator = Translator()
      result = translator.translate(tex, dest=des, src=srcs)
      result = u"""
  [{src}] {original}
      ->
  [{dest}] {text}
  [pron.] {pronunciation}
      """.strip().format(src=result.src, dest=result.dest, original=result.origin,
                         text=result.text, pronunciation=result.pronunciation)
      print(result)
  
subject: Fix some PEP8 errors