43 lines
743 B
Python
43 lines
743 B
Python
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from math import *
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nan = float('NaN')
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inf = float('Inf')
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def eq(left, right):
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return left == right
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def ne(left, right):
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return left != right
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def lt(left, right):
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return left < right
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def le(left, right):
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return left <= right
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def gt(left, right):
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return left > right
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def ge(left, right):
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return left >= right
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func_map = {
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"==": eq,
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"!=": ne,
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"< ": lt,
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"<=": le,
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"> ": gt,
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">=": ge,
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}
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compare = [2.0, nan, -nan, inf, -inf]
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values = [nan, -nan, inf, -inf]
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for i in range(len(values)):
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for j in range(len(compare)):
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for op in func_map:
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print("%g %s %g -> %s" %
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(values[i], op, compare[j], func_map[op](values[i], compare[j])))
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print("")
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