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I have checked that this issue has not already been reported.
I have confirmed this bug exists on the latest version of pandas.
I have confirmed this bug exists on the main branch of pandas.
import pandas as pd df_bool = pd.DataFrame({"A": [True, True, False, False], "B": [True, False, False, True]}) ser_bool = pd.Series([True, True, False, True]) df_bool.corrwith(ser_bool)
In pandas < 1.5.0:
>>> df_bool.corrwith(ser_bool) B 0.57735 A 0.57735 dtype: float64
In pandas 1.5.0:
>>> df_bool.corrwith(ser_bool) Series([], dtype: float64)
So, I wonder this behavior change is intended, or a bug ?
I expected the result is the same as pandas < 1.5.0 as below:
rather than returning the empty Series.
commit : 87cfe4e python : 3.9.11.final.0 python-bits : 64 OS : Darwin OS-release : 21.6.0 Version : Darwin Kernel Version 21.6.0: Wed Aug 10 14:25:27 PDT 2022; root:xnu-8020.141.5~2/RELEASE_X86_64 machine : x86_64 processor : i386 byteorder : little LC_ALL : None LANG : None LOCALE : None.UTF-8
pandas : 1.5.0 numpy : 1.22.3 pytz : 2021.3 dateutil : 2.8.2 setuptools : 61.2.0 pip : 22.2.2 Cython : 0.29.24 pytest : 6.2.5 hypothesis : None sphinx : 3.0.4 blosc : None feather : None xlsxwriter : None lxml.etree : None html5lib : None pymysql : None psycopg2 : None jinja2 : 3.0.3 IPython : 7.29.0 pandas_datareader: None bs4 : 4.10.0 bottleneck : 1.3.4 brotli : None fastparquet : None fsspec : None gcsfs : None matplotlib : 3.5.1 numba : None numexpr : 2.8.1 odfpy : None openpyxl : 3.0.10 pandas_gbq : None pyarrow : 9.0.0 pyreadstat : None pyxlsb : None s3fs : None scipy : 1.7.2 snappy : None sqlalchemy : 1.4.26 tables : None tabulate : 0.8.9 xarray : None xlrd : None xlwt : None zstandard : None tzdata : None
The text was updated successfully, but these errors were encountered:
is this different from #48826 ? looks like it'd be solved by reverting the same PR
(pandas-dev) marcogorelli@DESKTOP-U8OKFP3:~/pandas-dev$ git branch --show-current revert-5efb570 (pandas-dev) marcogorelli@DESKTOP-U8OKFP3:~/pandas-dev$ . repl.sh In [1]: import pandas as pd ...: ...: df_bool = pd.DataFrame({"A": [True, True, False, False], "B": [True, False, False, True]}) ...: ser_bool = pd.Series([True, True, False, True]) ...: ...: df_bool.corrwith(ser_bool) Out[1]: A 0.57735 B 0.57735 dtype: float64
Sorry, something went wrong.
No this is a duplicate, but we should add this to the other issue to get a test in
Successfully merging a pull request may close this issue.
Pandas version checks
I have checked that this issue has not already been reported.
I have confirmed this bug exists on the latest version of pandas.
I have confirmed this bug exists on the main branch of pandas.
Reproducible Example
Issue Description
In pandas < 1.5.0:
In pandas 1.5.0:
So, I wonder this behavior change is intended, or a bug ?
Expected Behavior
I expected the result is the same as pandas < 1.5.0 as below:
rather than returning the empty Series.
Installed Versions
INSTALLED VERSIONS
commit : 87cfe4e
python : 3.9.11.final.0
python-bits : 64
OS : Darwin
OS-release : 21.6.0
Version : Darwin Kernel Version 21.6.0: Wed Aug 10 14:25:27 PDT 2022; root:xnu-8020.141.5~2/RELEASE_X86_64
machine : x86_64
processor : i386
byteorder : little
LC_ALL : None
LANG : None
LOCALE : None.UTF-8
pandas : 1.5.0
numpy : 1.22.3
pytz : 2021.3
dateutil : 2.8.2
setuptools : 61.2.0
pip : 22.2.2
Cython : 0.29.24
pytest : 6.2.5
hypothesis : None
sphinx : 3.0.4
blosc : None
feather : None
xlsxwriter : None
lxml.etree : None
html5lib : None
pymysql : None
psycopg2 : None
jinja2 : 3.0.3
IPython : 7.29.0
pandas_datareader: None
bs4 : 4.10.0
bottleneck : 1.3.4
brotli : None
fastparquet : None
fsspec : None
gcsfs : None
matplotlib : 3.5.1
numba : None
numexpr : 2.8.1
odfpy : None
openpyxl : 3.0.10
pandas_gbq : None
pyarrow : 9.0.0
pyreadstat : None
pyxlsb : None
s3fs : None
scipy : 1.7.2
snappy : None
sqlalchemy : 1.4.26
tables : None
tabulate : 0.8.9
xarray : None
xlrd : None
xlwt : None
zstandard : None
tzdata : None
The text was updated successfully, but these errors were encountered: