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REF: use cached inferred_type when calling lib.infer_dtype(index) #33537

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Merged
merged 5 commits into from
Apr 25, 2020
Merged

REF: use cached inferred_type when calling lib.infer_dtype(index) #33537

merged 5 commits into from
Apr 25, 2020

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jbrockmendel
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Among other things, this will let us avoid a couple of ugly calls in Series

        if isinstance(key, Index):
            key_type = key.inferred_type
        else:
            key_type = lib.infer_dtype(key, skipna=False)

Cleanup of nearby EA-handling code

@jbrockmendel jbrockmendel added Refactor Internal refactoring of code Clean labels Apr 14, 2020
jreback
jreback reviewed Apr 15, 2020
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pandas/_libs/lib.pyx Outdated
values = construct_1d_object_array_from_listlike(value)

# See also: construct_1d_object_array_from_listlike
values = np.empty(len(value), dtype=object)
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why did you change from using the function for this?

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trying to untangle dependency structure

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can revert, this isnt related to the rest of the PR

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that function exists for a reason, to avoid constantly repeating the 2 lines you added. pls revert.

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updated + green

@jreback jreback added this to the 1.1 milestone Apr 15, 2020
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jreback commented Apr 25, 2020

lgtm. can you merge master and ping on green.

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ping

@jreback jreback merged commit ee1736a into pandas-dev:master Apr 25, 2020
@jbrockmendel jbrockmendel deleted the infer_dtype-ea branch April 25, 2020 22:27
rhshadrach pushed a commit to rhshadrach/pandas that referenced this pull request May 10, 2020
@jbrockmendel @rhshadrach
REF: use cached inferred_type when calling lib.infer_dtype(index) (pa…
1271c2c 
…ndas-dev#33537)
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