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1import math
3INF = float("inf")
4MINUS_INF = float("-inf")
5NaN = float("NaN")
8def floatToGoString(d):
9 d = float(d)
10 if d == INF:
11 return '+Inf'
12 elif d == MINUS_INF:
13 return '-Inf'
14 elif math.isnan(d):
15 return 'NaN'
16 else:
17 s = repr(d)
18 dot = s.find('.')
19 # Go switches to exponents sooner than Python.
20 # We only need to care about positive values for le/quantile.
21 if d > 0 and dot > 6:
22 mantissa = f'{s[0]}.{s[1:dot]}{s[dot + 1:]}'.rstrip('0.')
23 return f'{mantissa}e+0{dot - 1}'
24 return s