Initial commit of Python queries and QL libraries.

This commit is contained in:
Mark Shannon
2018-11-19 13:13:39 +00:00
committed by Mark Shannon
parent 90c75cd362
commit 5f58824d1b
725 changed files with 63520 additions and 0 deletions

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#Using 'x == x' to check that 'x' is not a float('nan').
def is_normal(f):
return not cmath.isinf(f) and f == f
#Improved version; intention is explicit.
def is_normal(f):
return not cmath.isinf(f) and not cmath.isnan(f)