Data.unique

Data.unique(col, return_index=False, return_inverse=False)

Return the unique values from the specified column - pass through for numpy.unique.

Parameters:

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

• col (index) – Column to look for unique values in

Keyword Arguments:

• return_index (bool) – Pass through to np.unique()

• return_inverse (bool) – Pass through to np.unique()

Returns:

(1D array) – Array of unique values from the column.