BUG: Numpy not directly usable in DataFrame.eval and DataFrame.query · Issue #58041 · pandas-dev/pandas (original) (raw)

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Description

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

import numpy as np import pandas as pd

df = pd.Series([0.2, 1.5, 2.8], name="a").to_frame() res = df.eval("@np.floor(a)")

Issue Description

The evaluation of @np.floor will fail as np.ndim is a function.

Expected Behavior

To floor be successfully computed.

Installed Versions

INSTALLED VERSIONS

commit : 2e218d1
python : 3.11.7.final.0
python-bits : 64
OS : Linux
OS-release : 6.6.13-1rodete3-amd64
Version : #1 SMP PREEMPT_DYNAMIC Debian 6.6.13-1rodete3 (2024-03-04)
machine : x86_64
processor :
byteorder : little
LC_ALL : None
LANG : en_US.UTF-8
LOCALE : en_US.UTF-8

pandas : 1.5.3
numpy : 1.24.2
pytz : 2023.3.post1
dateutil : 2.8.2
setuptools : 68.1.2
pip : 23.3
Cython : 3.0.8
pytest : 7.4.4
hypothesis : None
sphinx : None
blosc : None
feather : None
xlsxwriter : None
lxml.etree : 5.1.0
html5lib : 1.1
pymysql : None
psycopg2 : None
jinja2 : 3.1.2
IPython : 8.20.0
pandas_datareader: None
bs4 : 4.12.3
bottleneck : 1.3.5
brotli : 1.1.0
fastparquet : None
fsspec : None
gcsfs : None
matplotlib : 3.6.3
numba : 0.57.1
numexpr : 2.9.0
odfpy : None
openpyxl : 3.1.2
pandas_gbq : None
pyarrow : None
pyreadstat : None
pyxlsb : None
s3fs : None
scipy : 1.10.1
snappy :
sqlalchemy : None
tables : 3.7.0
tabulate : None
xarray : None
xlrd : 2.0.1
xlwt : None
zstandard : None
tzdata : None