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- import math
- 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 = '{0}.{1}{2}'.format(s[0], s[1:dot], s[dot + 1:]).rstrip('0.')
- return '{0}e+0{1}'.format(mantissa, dot - 1)
- return s
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