installation issue

[ChenCongZ]

Traceback (most recent call last): File "/home/chencong/anaconda3/lib/python3.9/site-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper status = _inner_run() File "/home/chencong/anaconda3/lib/python3.9/site-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run return self.run(options, args) File "/home/chencong/anaconda3/lib/python3.9/site-packages/pip/_internal/cli/req_command.py", line 67, in wrapper return func(self, options, args) File "/home/chencong/anaconda3/lib/python3.9/site-packages/pip/_internal/commands/install.py", line 483, in run installed_versions[distribution.canonical_name] = distribution.version File "/home/chencong/anaconda3/lib/python3.9/site-packages/pip/_internal/metadata/pkg_resources.py", line 192, in version return parse_version(self._dist.version) File "/home/chencong/anaconda3/lib/python3.9/site-packages/pip/_vendor/packaging/version.py", line 56, in parse return Version(version) File "/home/chencong/anaconda3/lib/python3.9/site-packages/pip/_vendor/packaging/version.py", line 202, in init raise InvalidVersion(f"Invalid version: '{version}'") pip._vendor.packaging.version.InvalidVersion: Invalid version: '4.0.0-unsupported'