pandas.DataFrame.idxmin

DataFrame.idxmin(self, axis=0, skipna=True) [source]

Return index of first occurrence of minimum over requested axis. NA/null values are excluded.

Parameters:	axis : {0 or ‘index’, 1 or ‘columns’}, default 0 0 or ‘index’ for row-wise, 1 or ‘columns’ for column-wise skipna : boolean, default True Exclude NA/null values. If an entire row/column is NA, the result will be NA.
Returns:	Series Indexes of minima along the specified axis.
Raises:	ValueError If the row/column is empty

See also

Series.idxmin

Notes

This method is the DataFrame version of ndarray.argmin.