Object of type nonetype has no len. 'nonetype' object is not subscriptable. typeerror: 'int' object is not subscriptable. typeerror: 'type' object is not iterable. 'int' object is not subscriptable.

Object of type nonetype has no len. 'nonetype' object is not subscriptable. typeerror: 'int' object is not subscriptable. typeerror: 'type' object is not iterable. 'int' object is not subscriptable.
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