code: def now(timezone=None):
      
      d = datetime.datetime.utcnow()
      if not timezone:
          return d
  
      return to_timezone(d, timezone).replace(tzinfo=None)
docs: Return a naive datetime object for the given ``timezone``. A ``timezone``
      is any pytz- like or datetime.tzinfo-like timezone object. If no timezone
      is given, then UTC is assumed.
  
      This method is best used with pytz installed::
  
          pip install pytz