Traceback (most recent call last):


 "./examples/run_glue.py", line 541, in <module>

main()


 "./examples/run_glue.py", line 476, in main

config_class, model_class, tokenizer_class = MODEL_CLASSES[args.model_type]
KeyError: 'gpt2'

Traceback (most recent call last):


 "/Users/dylanhughes/dev/prefect/src/prefect/engine/task_runner.py", line 229, in run

with prefect.context(context):


 "/Users/dylanhughes/miniconda3/envs/product_flows/lib/python3.7/contextlib.py", line 112, in __enter__

return next(self.gen)


 "/Users/dylanhughes/dev/prefect/src/prefect/utilities/context.py", line 111, in __call__

previous_context = self.copy()


 "/Users/dylanhughes/dev/prefect/src/prefect/utilities/collections.py", line 107, in copy

return type(self)(self.__dict__.copy())


 "/Users/dylanhughes/dev/prefect/src/prefect/utilities/context.py", line 78, in __init__

super().__init__(*args, **kwargs)


 "/Users/dylanhughes/dev/prefect/src/prefect/utilities/collections.py", line 62, in __init__

super().update(init_dict)


 "/Users/dylanhughes/miniconda3/envs/product_flows/lib/python3.7/_collections_abc.py", line 839, in update

if isinstance(other, Mapping):


 "/Users/dylanhughes/miniconda3/envs/product_flows/lib/python3.7/abc.py", line 139, in __instancecheck__

return _abc_instancecheck(cls, instance)
RecursionError: maximum recursion depth exceeded in comparison
