Updated, I run the code again and I think I got the same error as naadvar got.
error
Traceback (most recent call last):
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/IPython/core/interactiveshell.py", line 3444, in run_code
exec(code_obj, self.user_global_ns, self.user_ns)
File "<ipython-input-2-44929bcce122>", line 1434, in <module>
full = XGBoostModel(**params1 | bb).create_tuned_base_model()
File "<ipython-input-2-44929bcce122>", line 825, in create_tuned_base_model
best_params, best_result = self.hyper_tune_model()
File "<ipython-input-2-44929bcce122>", line 804, in hyper_tune_model
analysis = tune.run(
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/ray/tune/tune.py", line 470, in run
experiments[i] = Experiment(
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/ray/tune/experiment.py", line 176, in __init__
raise e
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/ray/tune/experiment.py", line 164, in __init__
self._run_identifier = Experiment.register_if_needed(run)
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/ray/tune/experiment.py", line 353, in register_if_needed
register_trainable(name, run_object)
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/ray/tune/registry.py", line 84, in register_trainable
_global_registry.register(TRAINABLE_CLASS, name, trainable)
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/ray/tune/registry.py", line 168, in register
self.flush_values()
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/ray/tune/registry.py", line 190, in flush_values
_internal_kv_put(
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/ray/_private/client_mode_hook.py", line 105, in wrapper
return func(*args, **kwargs)
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/ray/experimental/internal_kv.py", line 88, in _internal_kv_put
return global_gcs_client.internal_kv_put(key, value, overwrite, namespace) == 0
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/ray/_private/gcs_utils.py", line 104, in wrapper
return f(self, *args, **kwargs)
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/ray/_private/gcs_utils.py", line 195, in internal_kv_put
reply = self._kv_stub.InternalKVPut(req)
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/grpc/_channel.py", line 944, in __call__
state, call, = self._blocking(request, timeout, metadata, credentials,
File "/home/tigertimwu/anaconda3/lib/python3.9/site-packages/grpc/_channel.py", line 924, in _blocking
raise rendezvous # pylint: disable-msg=raising-bad-type
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
status = StatusCode.INTERNAL
details = "Exception serializing request!"
debug_error_string = "None"
>