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import torch
def to_numpy(tensor):
if torch.is_tensor(tensor):
return tensor.cpu().numpy()
elif type(tensor).__module__ != 'numpy':
raise ValueError("Cannot convert {} to numpy array".format(
type(tensor)))
return tensor
def to_torch(ndarray):
if type(ndarray).__module__ == 'numpy':
return torch.from_numpy(ndarray)
elif not torch.is_tensor(ndarray):
raise ValueError("Cannot convert {} to torch tensor".format(
type(ndarray)))
return ndarray
def cleanexit():
import sys
import os
try:
sys.exit(0)
except SystemExit:
os._exit(0)
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