Traceback (most recent call last):
  File "/Users/cmezzavilla/Code/aratrum/.vscode/scratch.py", line 7, in <module>
    pickled_device = pickle.dumps(device)
_pickle.PicklingError: Can't pickle <class 'Device'>: it's not the same object as __main__.Device

cls = <class 'multiprocessing.reduction.ForkingPickler'>
obj = ('108ed2f80', '__setitem__', ('europe-west1', {'pytest-of-cmezzavilla_aratrum_pytest-1': {'dev_26': id: "dev_26"
name:...pytest-of-cmezzavilla_aratrum_pytest-1/devices/dev_26"
config {
  version: 1
  binary_data: "invalid config"
}
}}), {})
protocol = None

    @classmethod
    def dumps(cls, obj, protocol=None):
        buf = io.BytesIO()
>       cls(buf, protocol).dump(obj)
E       _pickle.PicklingError: Can't pickle <class 'Device'>: attribute lookup Device on __main__ failed