setting an array element with a sequence

[tyla881]

File "<array_function internals>", line 200, in savez_compressed File "D:\software\anaconda\Lib\site-packages\numpy\lib\npyio.py", line 686, in savez_compressed _savez(file, args, kwds, True) File "D:\software\anaconda\Lib\site-packages\numpy\lib\npyio.py", line 716, in _savez val = np.asanyarray(val) ^^^^^^^^^^^^^^^^^^ ValueError: setting an array element with a sequence. The requested array has an inhomogeneous shape after 1 dimensions. The detected shape was (1880,) + inhomogeneous part.

Who also encounters this issue，Does anyone know how to solve it？Thx