Traceback (most recent call last):


 "sort_values_test6.py", line 19, in <module>

print(df2)


 "/localdisk/gashiman/miniconda3/lib/python3.8/site-packages/pandas/core/frame.py", line 803, in __repr__

self.to_string(


 "/localdisk/gashiman/miniconda3/lib/python3.8/site-packages/pandas/core/frame.py", line 939, in to_string

return fmt.DataFrameRenderer(formatter).to_string(


 "/localdisk/gashiman/miniconda3/lib/python3.8/site-packages/pandas/io/formats/format.py", line 1031, in to_string

string = string_formatter.to_string()


 "/localdisk/gashiman/miniconda3/lib/python3.8/site-packages/pandas/io/formats/string.py", line 23, in to_string

text = self._get_string_representation()


 "/localdisk/gashiman/miniconda3/lib/python3.8/site-packages/pandas/io/formats/string.py", line 47, in _get_string_representation

return self._fit_strcols_to_terminal_width(strcols)


 "/localdisk/gashiman/miniconda3/lib/python3.8/site-packages/pandas/io/formats/string.py", line 179, in _fit_strcols_to_terminal_width

self.fmt.truncate()


 "/localdisk/gashiman/miniconda3/lib/python3.8/site-packages/pandas/io/formats/format.py", line 700, in truncate

self._truncate_horizontally()


 "/localdisk/gashiman/miniconda3/lib/python3.8/site-packages/pandas/io/formats/format.py", line 718, in _truncate_horizontally

self.tr_frame = concat((left, right), axis=1)


 "/localdisk/gashiman/miniconda3/lib/python3.8/site-packages/pandas/core/reshape/concat.py", line 298, in concat

return op.get_result()


 "/localdisk/gashiman/miniconda3/lib/python3.8/site-packages/pandas/core/reshape/concat.py", line 520, in get_result

new_data = concatenate_block_managers(


 "/localdisk/gashiman/miniconda3/lib/python3.8/site-packages/pandas/core/internals/concat.py", line 89, in concatenate_block_managers

return BlockManager(blocks, axes)


 "/localdisk/gashiman/miniconda3/lib/python3.8/site-packages/pandas/core/internals/managers.py", line 143, in __init__

self._verify_integrity()


 "/localdisk/gashiman/miniconda3/lib/python3.8/site-packages/pandas/core/internals/managers.py", line 323, in _verify_integrity

raise construction_error(tot_items, block.shape[1:], self.axes)
ValueError: Shape of passed values is (4, 16), indices imply (32, 16)

Traceback (most recent call last):


 "<stdin>", line 1, in <module>


 "/usr/lib/python3.7/site-packages/sklearn/model_selection/_split.py", line 331, in split

for train, test in super(_BaseKFold, self).split(X, y, groups):


 "/usr/lib/python3.7/site-packages/sklearn/model_selection/_split.py", line 100, in split

for test_index in self._iter_test_masks(X, y, groups):


 "/usr/lib/python3.7/site-packages/sklearn/model_selection/_split.py", line 112, in _iter_test_masks

for test_index in self._iter_test_indices(X, y, groups):


 "/usr/lib/python3.7/site-packages/sklearn/model_selection/_split.py", line 504, in _iter_test_indices

raise ValueError("The 'groups' parameter should not be None.")
ValueError: The 'groups' parameter should not be None.
