REF: remove unnecessary exception in groupby #29538
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gfyoung
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Nov 11, 2019
| # GH#1738: values is list of arrays of unequal lengths | ||
| # fall through to the outer else clause | ||
| # TODO: sure this is right? we used to do this | ||
| # after raising AttributeError above |
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Is there a way to test for that?
gfyoung
reviewed
Nov 11, 2019
| except ValueError: | ||
| # TODO: not reached in tests; is this still needed? | ||
| # GH1738: values is list of arrays of unequal lengths fall | ||
| # through to the outer else clause |
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Are there tests illustrating that that is unnecessary?
|
the fact that this passes current groupby tests is good enough for the refactoring here. I think @jbrockmendel is trying to simplify this code overall. |
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…ndexing-1row-df * upstream/master: (109 commits) stronger typing in libreduction (pandas-dev#29502) API: rename labels to codes (pandas-dev#29509) CLN: remove unnecessary type checks (pandas-dev#29517) implement _BaseGrouper (pandas-dev#29520) CLN: F-string formatting in pandas/_libs/*.pyx (pandas-dev#29527) Fixed more SS03 errors (pandas-dev#29540) consolidate dim checks (pandas-dev#29536) REF: separate out _get_cython_func_and_vals (pandas-dev#29537) remove unnecessary exception (pandas-dev#29538) TST:Add test to check single category col returns series with single row slice (pandas-dev#29521) Make color validation more forgiving (pandas-dev#29122) DOC: update bottleneck repo and documentation urls (pandas-dev#29516) TST: add test for df construction from dict with tuples (pandas-dev#29497) add test for pd.melt dtypes preservation (pandas-dev#29510) updated DataFrame.equals docstring (pandas-dev#29496) Resolved merge conflicts (pandas-dev#29506) DOC: Improved pandas/compact/__init__.py (pandas-dev#29507) DOC: Update performance comparison section of io docs (pandas-dev#28890) TST: add test for df.where() with category dtype (pandas-dev#29454) DOC: Fix docs on merging categoricals. (pandas-dev#28185) ...
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in a previous pass we made this unnecessary be pre-checking for the condition under which a ValueError was raised. This removes the try/except.
cc @jreback orthonal to other groupby PRs