求助：pipenv shell创建虚拟环境时， 错

操作步骤、：

1、先pip install pipenv安装pipenv，安装成功

2、在pychram社区版的terminal终端输入pipenv shell，结果创建虚拟环境成功，但是创建Pipfile失败， 错截图如下：

Creating a Pipfile for this project…

Traceback (most recent call last):

File “d:appdatalocalprogramspythonpython36librunpy.py”, line 193, in _run_module_as_main

“__main__”, mod_spec)

File “d:appdatalocalprogramspythonpython36librunpy.py”, line 85, in _run_code

exec(code, run_globals)

File “D:\AppDataLocalProgramsPythonPython36Scriptspipenv.exe__main__.py”, line 9, in <module>

File “d:appdatalocalprogramspythonpython36libsite-packagespipenvvendorclickcore.py”, line 1128, in __call__

return self.main(*args, **kwargs)

File “d:appdatalocalprogramspythonpython36libsite-packagespipenvclioptions.py”, line 56, in main

return super().main(*args, **kwargs, windows_expand_args=False)

File “d:appdatalocalprogramspythonpython36libsite-packagespipenvvendorclickcore.py”, line 1053, in main

rv = self.invoke(ctx)

File “d:appdatalocalprogramspythonpython36libsite-packagespipenvvendorclickcore.py”, line 1659, in invoke

return _process_result(sub_ctx.command.invoke(sub_ctx))

File “d:appdatalocalprogramspythonpython36libsite-packagespipenvvendorclickcore.py”, line 1395, in invoke

return ctx.invoke(self.callback, **ctx.params)

File “d:appdatalocalprogramspythonpython36libsite-packagespipenvvendorclickcore.py”, line 754, in invoke

return __callback(*args, **kwargs)

File “d:appdatalocalprogramspythonpython36libsite-packagespipenvvendorclickdecorators.py”, line 84, in new_func

return ctx.invoke(f, obj, *args, **kwargs)

File “d:appdatalocalprogramspythonpython36libsite-packagespipenvvendorclickcore.py”, line 754, in invoke

return __callback(*args, **kwargs)

File “d:appdatalocalprogramspythonpython36libsite-packagespipenvclicommand.py”, line 420, in shell

pypi_mirror=state.pypi_mirror,

File “d:appdatalocalprogramspythonpython36libsite-packagespipenvcore.py”, line 2431, in do_shell

pypi_mirror=pypi_mirror,

File “d:appdatalocalprogramspythonpython36libsite-packagespipenvcore.py”, line 594, in ensure_project

system=system_or_exists,

File “d:appdatalocalprogramspythonpython36libsite-packagespipenvcore.py”, line 296, in ensure_pipfile

project.create_pipfile(python=python)

File “d:appdatalocalprogramspythonpython36libsite-packagespipenvproject.py”, line 682, in create_pipfile

from .vendor.pip_shims.shims import InstallCommand

ImportError: cannot import name ‘InstallCommand’