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[ArrayManager] Remove apply_with_block usage for diff() #40079

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Merged
merged 2 commits into from
Feb 27, 2021

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jorisvandenbossche
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xref #39146

This turned out to be an easy one

@jorisvandenbossche jorisvandenbossche added the Internals Related to non-user accessible pandas implementation label Feb 26, 2021
if axis == 1:
axis = 0
elif axis == 0:
assert n == 0
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comment on why this is expected (presumably the caller checks?)

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Yeah, DataFrame diff already special cases that (and basically "misuses" Manager.diff with a wrong axis for n=0, in which case the axis doesn't matter).
Will add a comment for that.

@jreback jreback added this to the 1.3 milestone Feb 27, 2021
@jreback jreback merged commit e5e1fba into pandas-dev:master Feb 27, 2021
@jorisvandenbossche jorisvandenbossche deleted the am-diff branch March 1, 2021 10:01
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3 participants