我正在虚拟环境中安装Nucypher，并获得std::any，如下所示：
命令：
UnicodeDecodeError输出：
python -m pip install nucypher
我正在使用Windows 10，pip 19.1.1。
在同一虚拟环境中安装ERROR: Exception:
Traceback (most recent call last):
File "C:\Users\PRANIT\AppData\Local\Programs\Python\Python37-32\lib\site-packages\pip\_internal\cli\base_command.py", line 178, in main
status = self.run(options, args)
File "C:\Users\PRANIT\AppData\Local\Programs\Python\Python37-32\lib\site-packages\pip\_internal\commands\install.py", line 352, in run
resolver.resolve(requirement_set)
File "C:\Users\PRANIT\AppData\Local\Programs\Python\Python37-32\lib\site-packages\pip\_internal\resolve.py", line 131, in resolve
self._resolve_one(requirement_set, req)
File "C:\Users\PRANIT\AppData\Local\Programs\Python\Python37-32\lib\site-packages\pip\_internal\resolve.py", line 294, in _resolve_one
abstract_dist = self._get_abstract_dist_for(req_to_install)
File "C:\Users\PRANIT\AppData\Local\Programs\Python\Python37-32\lib\site-packages\pip\_internal\resolve.py", line 242, in _get_abstract_dist_for
self.require_hashes
File "C:\Users\PRANIT\AppData\Local\Programs\Python\Python37-32\lib\site-packages\pip\_internal\operations\prepare.py", line 362, in prepare_linked_requirement
abstract_dist.prep_for_dist(finder, self.build_isolation)
File "C:\Users\PRANIT\AppData\Local\Programs\Python\Python37-32\lib\site-packages\pip\_internal\operations\prepare.py", line 171, in prep_for_dist
self.req.prepare_metadata()
File "C:\Users\PRANIT\AppData\Local\Programs\Python\Python37-32\lib\site-packages\pip\_internal\req\req_install.py", line 553, in prepare_metadata
metadata_name = canonicalize_name(self.metadata["Name"])
File "C:\Users\PRANIT\AppData\Local\Programs\Python\Python37-32\lib\site-packages\pip\_internal\req\req_install.py", line 674, in metadata
self._metadata = get_metadata(self.get_dist())
File "C:\Users\PRANIT\AppData\Local\Programs\Python\Python37-32\lib\site-packages\pip\_internal\utils\packaging.py", line 48, in get_metadata
metadata = dist.get_metadata('METADATA')
File "C:\Users\PRANIT\AppData\Local\Programs\Python\Python37-32\lib\site-packages\pip\_vendor\pkg_resources\__init__.py", line 1420, in get_metadata
return value.decode('utf-8') if six.PY3 else value
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xe9 in position 185: invalid continuation byte
时没有出现此错误。请建议需要做什么。预先感谢！
答案 0 :(得分：0)
我刚从Mac迁移到Windows，使用PowerShell和virtualenv时遇到了完全相同的问题。我改用内置的venv来代替命令行，它可以正常工作。如果您不固定使用virtualenv，可能值得尝试一下。