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Arrowpyarrow functionalitypyarrow functionalityBugNumeric OperationsArithmetic, Comparison, and Logical operationsArithmetic, Comparison, and Logical operationsStringsString extension data type and string dataString extension data type and string data
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Description
Pandas version checks
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I have checked that this issue has not already been reported.
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I have confirmed this bug exists on the latest version of pandas.
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I have confirmed this bug exists on the main branch of pandas.
Reproducible Example
I'm not sure if this is really a bug.
% uv run --python=3.11 --no-project --with 'pandas==3.0.0rc0' --with pyarrow python -c '
import pandas as pd
df = pd.DataFrame({"a": [0, 1], "b": [2, 3]})
print(df.columns == range(len(df.columns)))
'Issue Description
Traceback (most recent call last):
File "/Users/harutaka.kawamura/Desktop/repositories/mlflow/foo/a.py", line 7, in <module>
print(df.columns == range(len(df.columns)))
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/harutaka.kawamura/.cache/uv/archive-v0/Gd1lfpovo-nwuQAEfDra9/lib/python3.11/site-packages/pandas/core/ops/common.py", line 85, in new_method
return method(self, other)
^^^^^^^^^^^^^^^^^^^
File "/Users/harutaka.kawamura/.cache/uv/archive-v0/Gd1lfpovo-nwuQAEfDra9/lib/python3.11/site-packages/pandas/core/arraylike.py", line 41, in __eq__
return self._cmp_method(other, operator.eq)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/harutaka.kawamura/.cache/uv/archive-v0/Gd1lfpovo-nwuQAEfDra9/lib/python3.11/site-packages/pandas/core/indexes/base.py", line 7288, in _cmp_method
result = ops.comparison_op(self._values, other, op)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/harutaka.kawamura/.cache/uv/archive-v0/Gd1lfpovo-nwuQAEfDra9/lib/python3.11/site-packages/pandas/core/ops/array_ops.py", line 337, in comparison_op
res_values = op(lvalues, rvalues)
^^^^^^^^^^^^^^^^^^^^
File "/Users/harutaka.kawamura/.cache/uv/archive-v0/Gd1lfpovo-nwuQAEfDra9/lib/python3.11/site-packages/pandas/core/ops/common.py", line 85, in new_method
return method(self, other)
^^^^^^^^^^^^^^^^^^^
File "/Users/harutaka.kawamura/.cache/uv/archive-v0/Gd1lfpovo-nwuQAEfDra9/lib/python3.11/site-packages/pandas/core/arraylike.py", line 41, in __eq__
return self._cmp_method(other, operator.eq)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/harutaka.kawamura/.cache/uv/archive-v0/Gd1lfpovo-nwuQAEfDra9/lib/python3.11/site-packages/pandas/core/arrays/string_arrow.py", line 535, in _cmp_method
result = super()._cmp_method(other, op)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/harutaka.kawamura/.cache/uv/archive-v0/Gd1lfpovo-nwuQAEfDra9/lib/python3.11/site-packages/pandas/core/arrays/arrow/array.py", line 950, in _cmp_method
raise NotImplementedError(
NotImplementedError: eq not implemented for <class 'range'>
Expected Behavior
No error
Installed Versions
Details
INSTALLED VERSIONS
------------------
commit : 1a3230dc5be4c87b8356765ea3b6568d37cb82fd
python : 3.11.9
python-bits : 64
OS : Darwin
OS-release : 24.6.0
Version : Darwin Kernel Version 24.6.0: Mon Aug 11 21:16:34 PDT 2025; root:xnu-11417.140.69.701.11~1/RELEASE_ARM64_T6020
machine : arm64
processor : arm
byteorder : little
LC_ALL : None
LANG : ja_JP.UTF-8
LOCALE : ja_JP.UTF-8
pandas : 3.0.0rc0
numpy : 2.3.5
dateutil : 2.9.0.post0
pip : 24.1.2
Cython : None
sphinx : None
IPython : None
adbc-driver-postgresql: None
adbc-driver-sqlite : None
bs4 : None
bottleneck : None
fastparquet : None
fsspec : None
html5lib : None
hypothesis : None
gcsfs : None
jinja2 : None
lxml.etree : None
matplotlib : None
numba : None
numexpr : None
odfpy : None
openpyxl : None
psycopg2 : None
pymysql : None
pyarrow : 22.0.0
pyiceberg : None
pyreadstat : None
pytest : None
python-calamine : None
pytz : None
pyxlsb : None
s3fs : None
scipy : None
sqlalchemy : None
tables : None
tabulate : None
xarray : None
xlrd : None
xlsxwriter : None
zstandard : None
qtpy : None
pyqt5 : None
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Arrowpyarrow functionalitypyarrow functionalityBugNumeric OperationsArithmetic, Comparison, and Logical operationsArithmetic, Comparison, and Logical operationsStringsString extension data type and string dataString extension data type and string data