When using the Python extension version 2024.8.0 (also broken in 2024.6.0), I cannot discover tests. It works in version 2024.4.1. I am not a Python expert, but I think my test file can't be compiled ...
Passing 639 raises the ValueError, so 640 is the lower limit as documented: "The lowest limit that can be configured is 640 digits as provided in sys.int_info.str_digits_check_threshold.