The issue still exists in 3.10:

Python 3.10.0a5+ (heads/master:bf2e7e55d7, Feb 11 2021, 23:09:25) [MSC v.1928 64 bit (AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> class c(tuple):
...  def __init__(s,a,b):
...    tuple.__init__(s,a)
...    self.b = b
...
>>> c(tuple(),666)
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
TypeError: tuple expected at most 1 argument, got 2
>>>