A CSV file with 500 columns (13.6 KB). Header: 'col_0', 'col_1', 'col_2', 'col_3', 'col_4', 'col_5', 'col_6', 'col_7', 'col_8', 'col_9', 'col_10', 'col_11', 'col_12', 'col_13', 'col_14', 'col_15', 'col_16', 'col_17', 'col_18', 'col_19', 'col_20', 'col_21', 'col_22', 'col_23', 'col_24', 'col_25', 'col_26', 'col_27', 'col_28', 'col_29', 'col_30', 'col_31', 'col_32', 'col_33', 'col_34', 'col_35', 'col_36', 'col_37', 'col_38', 'col_39', 'col_40', 'col_41', 'col_42', 'col_43', 'col_44', 'col_45', 'col_46', 'col_47', 'col_48', 'col_49', ... (500 total).
Tip: pass deep=True to load and fully profile this file.