typing.IntoSchema too narrow #3257
Description
This runs fine, as expected:
print(nw.from_dict({'a': [1,2,3]}, schema={'a': nw.Int64}, backend='pyarrow'))but the currently typing wants us to write
print(nw.from_dict({'a': [1,2,3]}, schema={'a': nw.Int64()}, backend='pyarrow'))