pandas/core/window/ewm.py
def _get_window_indexer(self) -> GroupbyIndexer:
        """
        Return an indexer class that will compute the window start and end bounds

        Returns
        -------
        GroupbyIndexer
        """
        window_indexer = GroupbyIndexer(
            groupby_indicies=self._groupby.indices,
            window_indexer=ExponentialMovingWindowIndexer,
        )
        return window_indexer

        Return an indexer class that will compute the window start and end bounds

        Returns
        -------
        GroupbyIndexer
        
Return an indexer class that will compute the window start and end bounds
Returns


Return an indexer class that will compute the window start and end bounds Returns
def _get_window_indexer(self) -> GroupbyIndexer:
        window_indexer = GroupbyIndexer(
            groupby_indicies=self._groupby.indices,
            window_indexer=ExponentialMovingWindowIndexer,
        )
        return window_indexer
def _get_window_indexer ( self ) -> GroupbyIndexer : window_indexer = GroupbyIndexer ( groupby_indicies = self . _groupby . indices , window_indexer = ExponentialMovingWindowIndexer , ) return window_indexer
Return an indexer class that will compute the window start and end bounds
Returns
Return an indexer class that will compute the window start and end bounds Returns
"""
        Return an indexer class that will compute the window start and end bounds

        Returns
        -------
        GroupbyIndexer
        """
self