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37 lines
907 B
Python

import math
from typing import Union
INF = float("inf")
MINUS_INF = float("-inf")
NaN = float("NaN")
def floatToGoString(d):
d = float(d)
if d == INF:
return '+Inf'
elif d == MINUS_INF:
return '-Inf'
elif math.isnan(d):
return 'NaN'
else:
s = repr(d)
dot = s.find('.')
# Go switches to exponents sooner than Python.
# We only need to care about positive values for le/quantile.
if d > 0 and dot > 6:
mantissa = f'{s[0]}.{s[1:dot]}{s[dot + 1:]}'.rstrip('0.')
return f'{mantissa}e+0{dot - 1}'
return s
def parse_version(version_str: str) -> tuple[Union[int, str], ...]:
version: list[Union[int, str]] = []
for part in version_str.split('.'):
try:
version.append(int(part))
except ValueError:
version.append(part)
return tuple(version)