When install it by pip(pip install pipenv), on zsh shell can't find the command pipenv. If install it by brew: brew install pipenv, then run pipenv shell, got error Loading .env environment variables... Launching subshell in virtual environment... Traceback (most recent call last): File "/usr/local/Cellar/pipenv/2020.11.15/libexec/bin/pipenv", line 8, in <module> sys.exit(cli()) File "/usr/local/Cellar/pipenv/2020.11.15/libexec/lib/python3.9/site-packages/pipenv/vendor/click/core.py", line 829, in __call__ return self.main(*args, **kwargs) File "/usr/local/Cellar/pipenv/2020.11.15/libexec/lib/python3.9/site-packages/pipenv/vendor/click/core.py", line 782, in main rv = self.invoke(ctx) File "/usr/local/Cellar/pipenv/2020.11.15/libexec/lib/python3.9/site-packages/pipenv/vendor/click/core.py", line 1259, in invoke return _process_result(sub_ctx.command.invoke(sub_ctx)) File "/usr/local/Cellar/pipenv/2020.11.15/libexec/lib/python3.9/site-packages/pipenv/vendor/click/core.py", line 1066, in invoke return ctx.invoke(self.callback, **ctx.params) File "/usr/local/Cellar/pipenv/2020.11.15/libexec/lib/python3.9/site-packages/pipenv/vendor/click/core.py", line 610, in invoke return callback(*args, **kwargs) File "/usr/local/Cellar/pipenv/2020.11.15/libexec/lib/python3.9/site-packages/pipenv/vendor/click/decorators.py", line 73, in new_func return ctx.invoke(f, obj, *args, **kwargs) File "/usr/local/Cellar/pipenv/2020.11.15/libexec/lib/python3.9/site-packages/pipenv/vendor/click/core.py", line 610, in invoke return callback(*args, **kwargs) File "/usr/local/Cellar/pipenv/2020.11.15/libexec/lib/python3.9/site-packages/pipenv/cli/command.py", line 429, in shell do_shell( File "/usr/local/Cellar/pipenv/2020.11.15/libexec/lib/python3.9/site-packages/pipenv/core.py", line 2387, in do_shell shell.fork_compat(*fork_args) File "/usr/local/Cellar/pipenv/2020.11.15/libexec/lib/python3.9/site-packages/pipenv/shells.py", line 106, in fork_compat c = pexpect.spawn(self.cmd, ["-i"], dimensions=(dims.lines, dims.columns)) File "/usr/local/Cellar/pipenv/2020.11.15/libexec/lib/python3.9/site-packages/pipenv/vendor/pexpect/pty_spawn.py", line 205, in __init__ self._spawn(command, args, preexec_fn, dimensions) File "/usr/local/Cellar/pipenv/2020.11.15/libexec/lib/python3.9/site-packages/pipenv/vendor/pexpect/pty_spawn.py", line 276, in _spawn raise ExceptionPexpect('The command was not found or was not ' + pipenv.vendor.pexpect.exceptions.ExceptionPexpect: The command was not found or was not executable: /use/bin/zsh. There isn't a path naming /use/bin/zsh. Why it's unstable? The shell path is echo $SHELL /bin/zsh Continue reading...