> metaextract setuptools-41.4.0.zip
Traceback (most recent call last):
File "setup.py", line 149, in <module>
dist = setuptools.setup(**setup_params)
File "/tmp/metaextract_ph4xpq3m/setuptools-41.4.0/setuptools/__init__.py", line 145, in setup
return distutils.core.setup(**attrs)
File "/usr/lib64/python3.7/distutils/core.py", line 148, in setup
dist.run_commands()
File "/usr/lib64/python3.7/distutils/dist.py", line 966, in run_commands
self.run_command(cmd)
File "/usr/lib64/python3.7/distutils/dist.py", line 985, in run_command
cmd_obj.run()
File "/usr/lib/python3.7/site-packages/metaextract/metaextract.py", line 85, in run
sort_keys=True))
File "/usr/lib64/python3.7/json/__init__.py", line 238, in dumps
**kw).encode(obj)
File "/usr/lib64/python3.7/json/encoder.py", line 201, in encode
chunks = list(chunks)
File "/usr/lib64/python3.7/json/encoder.py", line 431, in _iterencode
yield from _iterencode_dict(o, _current_indent_level)
File "/usr/lib64/python3.7/json/encoder.py", line 405, in _iterencode_dict
yield from chunks
File "/usr/lib64/python3.7/json/encoder.py", line 405, in _iterencode_dict
yield from chunks
File "/usr/lib64/python3.7/json/encoder.py", line 438, in _iterencode
o = _default(o)
File "/usr/lib64/python3.7/json/encoder.py", line 179, in default
raise TypeError(f'Object of type {o.__class__.__name__} '
TypeError: Object of type SpecifierSet is not JSON serializable
Sometimes, version fields are now
SpecifierSet. See https://github.com/dephell/dephell/pull/285 and https://github.com/pypa/setuptools/issues/1889 also related.