Data.rename

Data.rename(old_col, new_col)

Rename columns without changing the underlying data.

Parameters:

• datafile (Data) – Data object to work with if not being used as a bound method.

• old_col (string, int, re) – Old column index or name (using standard rules)

• new_col (string) – New name of column

Returns:

datafile – A copy of the modified DataFile instance