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BUG: Fix #25481 by fixing the error message in TypeError #25540

Merged
merged 5 commits into from
Mar 10, 2019
Merged

BUG: Fix #25481 by fixing the error message in TypeError #25540

merged 5 commits into from
Mar 10, 2019

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bharatr21
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@bharatr21 bharatr21 commented Mar 5, 2019

BUG: Fix #25481 by fixing the error message in TypeError

@simonjayhawkins
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@Bharat123rox : a bug fix requires a whatsnew entry... and maybe more tests.

these tests hit the line of code changed..

pandas/tests/plotting/test_datetimelike.py::TestTSPlot::test_nonnumeric_exclude 
pandas/tests/plotting/test_frame.py::TestDataFramePlots::test_subplots_timeseries_y_axis 
pandas/tests/plotting/test_frame.py::TestDataFramePlots::test_all_invalid_plot_data
pandas/tests/plotting/test_frame.py::TestDataFramePlots::test_partially_invalid_plot_data
pandas/tests/plotting/test_series.py::TestSeriesPlots::test_invalid_plot_data
pandas/tests/plotting/test_series.py::TestSeriesPlots::test_partially_invalid_plot_data

so it may be possible to just use the match parameter of pytest.raises in these tests.

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codecov bot commented Mar 5, 2019

Codecov Report

Merging #25540 into master will decrease coverage by 50.04%.
The diff coverage is 0%.

Impacted file tree graph

@@             Coverage Diff             @@
##           master   #25540       +/-   ##
===========================================
- Coverage   91.75%   41.71%   -50.05%     
===========================================
  Files         173      173               
  Lines       52960    52960               
===========================================
- Hits        48596    22091    -26505     
- Misses       4364    30869    +26505
Flag Coverage Δ
#multiple ?
#single 41.71% <0%> (ø) ⬆️
Impacted Files Coverage Δ
pandas/plotting/_core.py 17.79% <0%> (-65.8%) ⬇️
pandas/io/formats/latex.py 0% <0%> (-100%) ⬇️
pandas/core/categorical.py 0% <0%> (-100%) ⬇️
pandas/io/sas/sas_constants.py 0% <0%> (-100%) ⬇️
pandas/tseries/plotting.py 0% <0%> (-100%) ⬇️
pandas/tseries/converter.py 0% <0%> (-100%) ⬇️
pandas/io/formats/html.py 0% <0%> (-99.36%) ⬇️
pandas/core/groupby/categorical.py 0% <0%> (-95.46%) ⬇️
pandas/io/sas/sas7bdat.py 0% <0%> (-91.17%) ⬇️
pandas/io/sas/sas_xport.py 0% <0%> (-90.15%) ⬇️
... and 131 more

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codecov bot commented Mar 5, 2019

Codecov Report

Merging #25540 into master will decrease coverage by 0.49%.
The diff coverage is 100%.

Impacted file tree graph

@@            Coverage Diff            @@
##           master   #25540     +/-   ##
=========================================
- Coverage   91.75%   91.26%   -0.5%     
=========================================
  Files         173      173             
  Lines       52960    52966      +6     
=========================================
- Hits        48596    48337    -259     
- Misses       4364     4629    +265
Flag Coverage Δ
#multiple 89.83% <100%> (-0.5%) ⬇️
#single 41.71% <0%> (ø) ⬆️
Impacted Files Coverage Δ
pandas/plotting/_core.py 83.58% <100%> (ø) ⬆️
pandas/core/panel.py 38.56% <0%> (-33.19%) ⬇️
pandas/core/sparse/series.py 93.3% <0%> (-2.24%) ⬇️
pandas/core/indexing.py 90.88% <0%> (-1.41%) ⬇️
pandas/core/internals/managers.py 93.92% <0%> (-0.92%) ⬇️
pandas/core/generic.py 93.65% <0%> (-0.51%) ⬇️
pandas/core/ops.py 91.63% <0%> (-0.14%) ⬇️
pandas/util/testing.py 87.57% <0%> (-0.1%) ⬇️
pandas/core/frame.py 96.79% <0%> (-0.06%) ⬇️
pandas/io/formats/style.py 96.69% <0%> (ø) ⬆️

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@@ -121,7 +121,7 @@ Performance Improvements
Bug Fixes
~~~~~~~~~
- Bug in :func:`to_datetime` which would raise an (incorrect) ``ValueError`` when called with a date far into the future and the ``format`` argument specified instead of raising ``OutOfBoundsDatetime`` (:issue:`23830`)
-
- Bug in :func: `plot` for a `pd.Series` or a `pd.DataFrame` which had a confusing error message mentioning an "Empty" DataFrame, now raises ``TypeError: no numeric data to plot`` (:issue:`25481`)
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Just refer to it as :meth:`DataFrame.plot`.

Probably don't need to include the error message here. Rather, say something like "Improved the error message of ..."

@TomAugspurger TomAugspurger added the Error Reporting Incorrect or improved errors from pandas label Mar 5, 2019
@TomAugspurger TomAugspurger added this to the 0.25.0 milestone Mar 5, 2019
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jreback commented Mar 5, 2019

lgtm. @TomAugspurger

@@ -360,8 +360,7 @@ def _compute_plot_data(self):

# no empty frames or series allowed
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Not a blocker for me but might be nice to clarify this comment. On initial glance it implies to me that the entire passed Frame might have been empty, whereas it really only y applies where numeric data doesn't exist, which is slightly different

@jreback jreback merged commit 16edaaf into pandas-dev:master Mar 10, 2019
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jreback commented Mar 10, 2019

thanks @Bharat123rox

thoo added a commit to thoo/pandas that referenced this pull request Mar 11, 2019
* upstream/master: (110 commits)
  DOC: hardcode contributors for 0.24.x releases (pandas-dev#25662)
  DOC: restore toctree maxdepth (pandas-dev#25134)
  BUG: Redefine IndexOpsMixin.size, fix pandas-dev#25580. (pandas-dev#25584)
  BUG: to_csv line endings with compression (pandas-dev#25625)
  DOC: file obj for to_csv must be newline='' (pandas-dev#25624)
  Suppress incorrect warning in nargsort for timezone-aware DatetimeIndex (pandas-dev#25629)
  TST: fix incorrect sparse test (now failing on scipy master) (pandas-dev#25653)
  CLN: Removed debugging code (pandas-dev#25647)
  DOC: require Return section only if return is not None nor commentary (pandas-dev#25008)
  DOC:Remove hard-coded examples from _flex_doc_SERIES (pandas-dev#24589) (pandas-dev#25524)
  TST: xref pandas-dev#25630 (pandas-dev#25643)
  BUG: Fix pandas-dev#25481 by fixing the error message in TypeError (pandas-dev#25540)
  Fixturize tests/frame/test_mutate_columns.py (pandas-dev#25642)
  Fixturize tests/frame/test_join.py (pandas-dev#25639)
  Fixturize tests/frame/test_combine_concat.py (pandas-dev#25634)
  Fixturize tests/frame/test_asof.py (pandas-dev#25628)
  BUG: Fix user-facing AssertionError with to_html (pandas-dev#25608) (pandas-dev#25620)
  DOC: resolve all GL03 docstring validation errors (pandas-dev#25525)
  TST: failing wheel building on PY2 and old numpy (pandas-dev#25631)
  DOC: Remove makePanel from docs (pandas-dev#25609) (pandas-dev#25612)
  ...
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BUG: confusing error message for DataFrame.plot()
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