我是Mac用户，在安装python软件包时经常遇到挫折。
这一次，pipenv似乎无法正常工作。 我成功安装了pipenv。
$pipenv --version
pipenv, version 11.10.1
然而，当我尝试初始化pipenv shell时，我得到了这样的错误：
Creating a virtualenv for this project…
Using /Library/Frameworks/Python.framework/Versions/3.6/bin/python3.6 (3.6.4) to create virtualenv…
⠋Already using interpreter /Library/Frameworks/Python.framework/Versions/3.6/bin/python3.6
Using base prefix '/Library/Frameworks/Python.framework/Versions/3.6'
Traceback (most recent call last):
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/runpy.py", line 193, in _run_module_as_main
"__main__", mod_spec)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/runpy.py", line 85, in _run_code
exec(code, run_globals)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/virtualenv.py", line 2349, in <module>
main()
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/virtualenv.py", line 712, in main
symlink=options.symlink)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/virtualenv.py", line 927, in create_environment
site_packages=site_packages, clear=clear, symlink=symlink))
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/virtualenv.py", line 1140, in install_python
copy_required_modules(home_dir, symlink)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/virtualenv.py", line 1070, in copy_required_modules
dst_filename = change_prefix(filename, dst_prefix)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/virtualenv.py", line 1044, in change_prefix
(filename, prefixes)
AssertionError: Filename /Users/ChaewonKong/Desktop/dev/re.py does not start with any of these prefixes: ['/Library/Frameworks/Python.framework/Versions/3.6/Extras/lib/python', '/Users/ChaewonKong/Library/Python/3.6/lib/python/site-packages', '/Users/ChaewonKong/.local/lib/python/3.6/site-packages', '/Users/ChaewonKong/Library/Python/3.6/site-packages', '/Library/Frameworks/Python.framework/Versions/3.6', '/Library/Frameworks/Python.framework/Versions/3.6', '/Library/Python/3.6/site-packages']
Virtualenv location:
Creating a Pipfile for this project…
Traceback (most recent call last):
File "/Library/Frameworks/Python.framework/Versions/3.6/bin/pipenv", line 11, in <module>
sys.exit(cli())
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pipenv/vendor/click/core.py", line 722, in __call__
return self.main(*args, **kwargs)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pipenv/vendor/click/core.py", line 697, in main
rv = self.invoke(ctx)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pipenv/vendor/click/core.py", line 1066, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pipenv/vendor/click/core.py", line 895, in invoke
return ctx.invoke(self.callback, **ctx.params)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pipenv/vendor/click/core.py", line 535, in invoke
return callback(*args, **kwargs)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pipenv/cli.py", line 607, in shell
three=three, python=python, fancy=fancy, shell_args=shell_args
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pipenv/core.py", line 2149, in do_shell
ensure_project(three=three, python=python, validate=False)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pipenv/core.py", line 648, in ensure_project
ensure_pipfile(validate=validate, skip_requirements=skip_requirements, system=system)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pipenv/core.py", line 302, in ensure_pipfile
project.create_pipfile(python=python)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pipenv/project.py", line 588, in create_pipfile
required_python = self.which('python')
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pipenv/core.py", line 126, in which
p = os.sep.join([location] + ['bin/{0}'.format(command)])
TypeError: sequence item 0: expected str instance, NoneType found