DataFrame.lookup()

DataFrame.lookup(row_labels, col_labels) [source]

Label-based ?fancy indexing? function for DataFrame. Given equal-length arrays of row and column labels, return an array of the values corresponding to each (row, col) pair.

Parameters:

Parameters:	row_labels : sequence The row labels to use for lookup col_labels : sequence The column labels to use for lookup

row_labels : sequence

The row labels to use for lookup

col_labels : sequence

The column labels to use for lookup

Notes

Akin to:

result = []
for row, col in zip(row_labels, col_labels):
    result.append(df.get_value(row, col))

Examples

values

: ndarray

The found values

Links:

http://pandas.pydata.org/pandas-docs/version/0.19.2/generated/pandas.DataFrame.lookup.html

doc_Pandas

2025-01-10 15:47:30

Comments