8000 ENH: avoid temporary arrays in expressions (again) by juliantaylor · Pull Request #7997 · numpy/numpy · GitHub
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ENH: avoid temporary arrays in expressions (again) #7997

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Merged
merged 3 commits into from
Feb 25, 2017
Merged

ENH: avoid temporary arrays in expressions (again) #7997

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e6c397b
ENH: avoid temporary arrays in expressions
juliantaylor Aug 30, 2016
5b16efe
DOC: add release note entry for the elision
juliantaylor Jan 21, 2017
c3e24b2
BENCH: add benchmarks for operations with temporaries
juliantaylor Jan 28, 2017
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BENCH: add benchmarks for operations with temporaries
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@juliantaylor
juliantaylor committed Feb 24, 2017
commit c3e24b2f2860ce1912f578cf996184198a3cfd25
20 changes: 20 additions & 0 deletions benchmarks/benchmarks/bench_core.py
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Expand Up @@ -76,6 +76,26 @@ def time_tril_l10x10(self):
np.tril(self.l10x10)


class Temporaries(Benchmark):
def setup(self):
self.amid = np.ones(50000)
self.bmid = np.ones(50000)
self.alarge = np.ones(1000000)
self.blarge = np.ones(1000000)

def time_mid(self):
(self.amid * 2) + self.bmid

def time_mid2(self):
(self.amid + self.bmid) - 2

def time_large(self):
(self.alarge * 2) + self.blarge

def time_large2(self):
(self.alarge + self.blarge) - 2


class MA(Benchmark):
def setup(self):
self.l100 = range(100)
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