gh-96848: Fix -X int_max_str_digits option parsing (#96988)

Fix command line parsing: reject "-X int_max_str_digits" option with
no value (invalid) when the PYTHONINTMAXSTRDIGITS environment
variable is set to a valid limit.

Victor Stinner committed 3y ago

41351662bcd21672d8ccfa62fe44d72027e6bcf8

Parent: 2b428a1

Committed by GitHub <noreply@github.com> on 9/26/2022, 3:20:08 PM