Constant lexical_parse_integer::format::PYTHON36_LITERAL

pub const PYTHON36_LITERAL: u128 = NumberFormatBuilder::new().digit_separator(num::NonZeroU8::new(b'_')).no_special(true).no_integer_leading_zeros(true).internal_digit_separator(true).build(); // 202_824_096_038_269_144_926_504_985_039_884u128

Number format for a Python3.6 or higher literal floating-point number.