8000 PERF: construct DataFrame with string array and dtype=str by topper-123 · Pull Request #36432 · pandas-dev/pandas · GitHub
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PERF: construct DataFrame with string array and dtype=str #36432

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Merged
merged 4 commits into from
Sep 19, 2020
Merged

PERF: construct DataFrame with string array and dtype=str #36432

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439d17a
PERF: construct DataFrame with string array and dtype=str
topper-123 Sep 17, 2020
f1d66cb
add GH number
topper-123 Sep 17, 2020
5d1dd81
fix dtype issues
topper-123 Sep 17, 2020
256ad70
add ASVs
topper-123 Sep 19, 2020
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add ASVs
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@topper-123
topper-123 committed Sep 19, 2020
commit 256ad703a46462bf5fe2b54ac9cc01da69934142
17 changes: 12 additions & 5 deletions asv_bench/benchmarks/strings.py
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Expand Up @@ -13,13 +13,20 @@ class Construction:
param_names = ["dtype"]

def setup(self, dtype):
self.data = tm.rands_array(nchars=10 ** 5, size=10)
self.series_arr = tm.rands_array(nchars=10, size=10 ** 5)
self.frame_arr = self.series_arr.reshape((50_000, 2)).copy()

def time_construction(self, dtype):
Series(self.data, dtype=dtype)
def time_series_construction(self, dtype):
Series(self.series_arr, dtype=dtype)

def peakmem_construction(self, dtype):
Series(self.data, dtype=dtype)
def peakmem_series_construction(self, dtype):
Series(self.series_arr, dtype=dtype)

def time_frame_construction(self, dtype):
DataFrame(self.frame_arr, dtype=dtype)

def peakmem_frame_construction(self, dtype):
DataFrame(self.frame_arr, dtype=dtype)


class Methods:
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0