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Description
hope pyyaml can support enum.StrEnum
element of StrEnum is consider str in Python
import enum
import yaml
class Status(enum.StrEnum):
A = 'a'
B = 'b'
print(isinstance(Status.A, str)) # True
print(yaml.safe_dump({'status': Status.A}))Traceback (most recent call last):
File "C:\Users\Trim21\proj\test\a.py", line 12, in <module>
print(yaml.safe_dump({'status': Status.A}))
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\Trim21\proj\test\.venv\Lib\site-packages\yaml\__init__.py", line 269, in safe_dump
return dump_all([data], stream, Dumper=SafeDumper, **kwds)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\Trim21\proj\test\.venv\Lib\site-packages\yaml\__init__.py", line 241, in dump_all
dumper.represent(data)
File "C:\Users\Trim21\proj\test\.venv\Lib\site-packages\yaml\representer.py", line 27, in represent
node = self.represent_data(data)
^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\Trim21\proj\test\.venv\Lib\site-packages\yaml\representer.py", line 48, in represent_data
node = self.yaml_representers[data_types[0]](self, data)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\Trim21\proj\test\.venv\Lib\site-packages\yaml\representer.py", line 207, in represent_dict
return self.represent_mapping('tag:yaml.org,2002:map', data)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\Trim21\proj\test\.venv\Lib\site-packages\yaml\representer.py", line 118, in represent_mapping
node_value = self.represent_data(item_value)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\Trim21\proj\test\.venv\Lib\site-packages\yaml\representer.py", line 58, in represent_data
node = self.yaml_representers[None](self, data)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\Trim21\proj\test\.venv\Lib\site-packages\yaml\representer.py", line 231, in represent_undefined
raise RepresenterError("cannot represent an object", data)
yaml.representer.RepresenterError: ('cannot represent an object', <Status.A: 'a'>)
stdlib json support this: print(json.dumps({'status': Status.A}))
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