FM / ops

/usr/local/lib64/python3.6/site-packages/pandas/core/ops/

/usr/local/lib64/python3.6/site-packages/pandas/core/ops

Name	Size	Mode	Actions
__pycache__/	-	0755	rm
array_ops.py	15412	0644	edit dl rm
common.py	1653	0644	edit dl rm
dispatch.py	549	0644	edit dl rm
docstrings.py	18025	0644	edit dl rm
invalid.py	1285	0644	edit dl rm
mask_ops.py	4935	0644	edit dl rm
methods.py	7594	0644	edit dl rm
missing.py	5164	0644	edit dl rm
roperator.py	1080	0644	edit dl rm
__init__.py	21316	0644	edit dl rm

Edit: /usr/local/lib64/python3.6/site-packages/pandas/core/ops/common.py (1653B)

"""
Boilerplate functions used in defining binary operations.
"""
from functools import wraps
from typing import Callable

from pandas._libs.lib import item_from_zerodim
from pandas._typing import F

from pandas.core.dtypes.generic import ABCDataFrame, ABCIndexClass, ABCSeries

def unpack_zerodim_and_defer(name: str) -> Callable[[F], F]:
    """
    Boilerplate for pandas conventions in arithmetic and comparison methods.

Parameters
    ----------
    name : str

Returns
    -------
    decorator
    """

def wrapper(method: F) -> F:
        return _unpack_zerodim_and_defer(method, name)

return wrapper

def _unpack_zerodim_and_defer(method, name: str):
    """
    Boilerplate for pandas conventions in arithmetic and comparison methods.

Ensure method returns NotImplemented when operating against "senior"
    classes.  Ensure zero-dimensional ndarrays are always unpacked.

Parameters
    ----------
    method : binary method
    name : str

Returns
    -------
    method
    """
    is_cmp = name.strip("__") in {"eq", "ne", "lt", "le", "gt", "ge"}

@wraps(method)
    def new_method(self, other):

if is_cmp and isinstance(self, ABCIndexClass) and isinstance(other, ABCSeries):
            # For comparison ops, Index does *not* defer to Series
            pass
        else:
            for cls in [ABCDataFrame, ABCSeries, ABCIndexClass]:
                if isinstance(self, cls):
                    break
                if isinstance(other, cls):
                    return NotImplemented

other = item_from_zerodim(other)

return method(self, other)

return new_method

cmd: