Traceback (most recent call last):


 "ppdet/modeling/tests/test_architectures.py", line 42, in setUp

self.cfg = load_config(self.cfg_file)


 "/home/aistudio/PaddleDetection/ppdet/core/workspace.py", line 86, in load_config

cfg = merge_config(yaml.load(f, Loader=yaml.Loader), cfg)


 "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/yaml/__init__.py", line 114, in load

return loader.get_single_data()


 "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/yaml/constructor.py", line 43, in get_single_data

return self.construct_document(node)


 "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/yaml/constructor.py", line 52, in construct_document

for dummy in generator:


 "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/yaml/constructor.py", line 399, in construct_yaml_seq

data.extend(self.construct_sequence(node))


 "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/yaml/constructor.py", line 122, in construct_sequence

for child in node.value]


 "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/yaml/constructor.py", line 122, in <listcomp>

for child in node.value]


 "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/yaml/constructor.py", line 92, in construct_object

data = constructor(self, node)


 "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/yaml/constructor.py", line 420, in construct_undefined

node.start_mark)
yaml.constructor.ConstructorError: could not determine a constructor for the tag '!PiecewiseDecay'

Traceback (most recent call last):


 "/Users/aivar/Desktop/Thonny.app/Contents/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/thonny/plugins/micropython/backend.py", line 89, in __init__

self._mainloop()


 "/Users/aivar/Desktop/Thonny.app/Contents/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/thonny/plugins/micropython/backend.py", line 124, in _mainloop

self._check_for_idle_events()


 "/Users/aivar/Desktop/Thonny.app/Contents/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/thonny/plugins/micropython/backend.py", line 547, in _check_for_idle_events

self._send_output(self._connection.read_all().decode(ENCODING, "replace"), "stdout")


 "/Users/aivar/Desktop/Thonny.app/Contents/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/thonny/plugins/micropython/connection.py", line 95, in read_all

self._check_for_error()


 "/Users/aivar/Desktop/Thonny.app/Contents/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/thonny/plugins/micropython/connection.py", line 110, in _check_for_error

raise RuntimeError(self._error)
RuntimeError: Serial reading error: read failed: [Errno 6] Device not configured
