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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.

© 2008–2012, AQR Capital Management, LLC, Lambda Foundry, Inc. and PyData Development Team
Licensed under the 3-clause BSD License.
https://pandas.pydata.org/pandas-docs/version/0.25.0/reference/api/pandas.DataFrame.idxmin.html