Traceback (most recent call last):


 "/usr/local/lib/python3.9/site-packages/pip/_internal/cli/base_command.py", line 228, in _main

status = self.run(options, args)


 "/usr/local/lib/python3.9/site-packages/pip/_internal/cli/req_command.py", line 182, in wrapper

return func(self, options, args)


 "/usr/local/lib/python3.9/site-packages/pip/_internal/commands/install.py", line 272, in run

session = self.get_default_session(options)


 "/usr/local/lib/python3.9/site-packages/pip/_internal/cli/req_command.py", line 80, in get_default_session

self._session = self.enter_context(self._build_session(options))


 "/usr/local/lib/python3.9/site-packages/pip/_internal/cli/req_command.py", line 90, in _build_session

session = PipSession(


 "/usr/local/lib/python3.9/site-packages/pip/_internal/network/session.py", line 249, in __init__

self.headers["User-Agent"] = user_agent()


 "/usr/local/lib/python3.9/site-packages/pip/_internal/network/session.py", line 132, in user_agent

zip(["name", "version", "id"], distro.linux_distribution()),


 "/usr/local/lib/python3.9/site-packages/pip/_vendor/distro.py", line 125, in linux_distribution

return _distro.linux_distribution(full_distribution_name)


 "/usr/local/lib/python3.9/site-packages/pip/_vendor/distro.py", line 681, in linux_distribution

self.version(),


 "/usr/local/lib/python3.9/site-packages/pip/_vendor/distro.py", line 741, in version

self.lsb_release_attr('release'),


 "/usr/local/lib/python3.9/site-packages/pip/_vendor/distro.py", line 903, in lsb_release_attr

return self._lsb_release_info.get(attribute, '')


 "/usr/local/lib/python3.9/site-packages/pip/_vendor/distro.py", line 556, in __get__

ret = obj.__dict__[self._fname] = self._f(obj)


 "/usr/local/lib/python3.9/site-packages/pip/_vendor/distro.py", line 1014, in _lsb_release_info

stdout = subprocess.check_output(cmd, stderr=devnull)


 "/usr/local/lib/python3.9/subprocess.py", line 420, in check_output

return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,


 "/usr/local/lib/python3.9/subprocess.py", line 524, in run

raise CalledProcessError(retcode, process.args,
subprocess.CalledProcessError: Command '('lsb_release', '-a')' returned non-zero exit status 1.

Traceback (most recent call last):


 "<stdin>", line 1, in <module>
ImportError: No module named tensor2tensor
