def split_features_labels(df, label_name):
    """
    Removes label column fromn dataframe

    Parameters
    - df: (pandas dataframe) dataframe
    - label_name: (string) name of variable that contains
                  column with labels

    Return
    - X, Y: (tuple)
        X: (pandas dataframe) dataframe without label column
        Y: (pandas Series) series with labels
    """
    X = df.drop(label_name, 1)
    Y = df[label_name]

    return X, Y