code: def func_dump(func):
      '''Serialize user defined function.'''
      code = marshal.dumps(func.__code__).decode('raw_unicode_escape')
      defaults = func.__defaults__
      if func.__closure__:
          closure = tuple(c.cell_contents for c in func.__closure__)
      else:
          closure = None
      return code, defaults, closurf func_dump(func):
      '''Serialize user defined function.'''
      code = marshal.dumps(func.__code__).decode('raw_unicode_escape')
      defaults = func.__defaults__
      if func.__closure__:
          closure = tuple(c.cell_contents for c in func.__closure__)
      else:
          closure = None
      return code, defaults, closure
docs: Serialize user defined function.