Solved by LeErnst in post #2 
              
              
                You have to do something like this: 
Save: 
torch.save(model.state_dict(), PATH) 
Load: 
model = TheModelClass(*args, **kwargs) 
model.load_state_dict(torch.load(PATH)) 
model.eval() 
For more information: https://pytorch.org/tutorials/beginner/saving_loading_models.html