我想卸载pip安装的所有软件包（然后通过conda重新安装）
但是，在按照thread进行操作之后
pip freeze > requirements.txt
pip uninstall -r requirements.txt -y
出现以下错误
ERROR: Exception:
Traceback (most recent call last):
File "/home/cltam/.pyenv/versions/anaconda3-5.3.1/lib/python3.7/site-packages/pip/_internal/cli/base_command.py", line 228, in _main
status = self.run(options, args)
File "/home/cltam/.pyenv/versions/anaconda3-5.3.1/lib/python3.7/site-packages/pip/_internal/commands/uninstall.py", line 90, in run
auto_confirm=options.yes, verbose=self.verbosity > 0,
File "/home/cltam/.pyenv/versions/anaconda3-5.3.1/lib/python3.7/site-packages/pip/_internal/req/req_install.py", line 685, in uninstall
uninstalled_pathset = UninstallPathSet.from_dist(dist)
File "/home/cltam/.pyenv/versions/anaconda3-5.3.1/lib/python3.7/site-packages/pip/_internal/req/req_uninstall.py", line 535, in from_dist
for path in uninstallation_paths(dist):
File "/home/cltam/.pyenv/versions/anaconda3-5.3.1/lib/python3.7/site-packages/pip/_internal/req/req_uninstall.py", line 67, in unique
for item in fn(*args, **kw):
File "/home/cltam/.pyenv/versions/anaconda3-5.3.1/lib/python3.7/site-packages/pip/_internal/req/req_uninstall.py", line 85, in uninstallation_paths
r = csv.reader(FakeFile(dist.get_metadata_lines('RECORD')))
File "/home/cltam/.pyenv/versions/anaconda3-5.3.1/lib/python3.7/site-packages/pip/_vendor/pkg_resources/__init__.py", line 1432, in get_metadata_lines
return yield_lines(self.get_metadata(name))
File "/home/cltam/.pyenv/versions/anaconda3-5.3.1/lib/python3.7/site-packages/pip/_vendor/pkg_resources/__init__.py", line 1420, in get_metadata
value = self._get(path)
File "/home/cltam/.pyenv/versions/anaconda3-5.3.1/lib/python3.7/site-packages/pip/_vendor/pkg_resources/__init__.py", line 1616, in _get
with open(path, 'rb') as stream:
FileNotFoundError: [Errno 2] No such file or directory: '/home/cltam/.pyenv/versions/anaconda3-5.3.1/lib/python3.7/site-packages/absl_py-0.10.0.dist-info/RECORD'
您是否知道如何解决？
非常感谢！