import torch
import torchvision
from clearml import Task, OutputModel

scripted_model = torch.jit.script(torchvision.models.resnet18())
scripted_model.save("model.pt")

task = Task.init(project_name="OutputModelMVE", task_name="Testing shit")

outputmodel = OutputModel(task=task, framework='PyTorch')
outputmodel.update_labels({'Clearml': 0, 'Debug': 1})
outputmodel.set_upload_destination(INSERT DESTINATION)
metadatas = dict(Score=("0.2", "float"),
                SomeField=("SomeField", "str"),
                OtherField=("OtherField", "str"))

for key, (val, type) in metadatas.items():
    outputmodel.set_metadata(key, val, type, )

outputmodel.update_weights(weights_filename="model.pt",
                           target_filename="model.pt",
                           auto_delete_file=False,
                           is_package=True)
outputmodel.wait_for_uploads()

If you remove lines 17-18 and dont't change the metadtata the upload works.