pandas.DataFrame.lookup#
- DataFrame.lookup(row_labels, col_labels)[source]#
Label-based “fancy indexing” function for DataFrame.
Deprecated since version 1.2.0: DataFrame.lookup is deprecated, use pandas.factorize and NumPy indexing instead. For further details see Looking up values by index/column labels.
Given equal-length arrays of row and column labels, return an array of the values corresponding to each (row, col) pair.
- Parameters
- row_labelssequence
The row labels to use for lookup.
- col_labelssequence
The column labels to use for lookup.
- Returns
- numpy.ndarray
The found values.