code: def unpack_nested_exception(error):
      
      i = 0
      while True:
          if error.args[i:]:
              if isinstance(error.args[i], Exception):
                  error = error.args[i]
                  i = 0
              else:
                  i += 1
          else:
              break
      return error
docs: If exception are stacked, return the first one
  
          :param error: A python exception with possible exception embeded within
          :return: A python exception with no exception embeded within