Module not Found Error : 'packaging'

[jh9504]

Hi, I got this error while installing through
pip install LongNet

---

Collecting flash-attn (from LongNet)
Using cached flash_attn-2.0.9.tar.gz (2.2 MB)
Installing build dependencies ... done
Getting requirements to build wheel ... error
error: subprocess-exited-with-error

× Getting requirements to build wheel did not run successfully.
│ exit code: 1
╰─> [17 lines of output]
Traceback (most recent call last):
File "/home/tu/.local/lib/python3.7/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 353, in
main()
File "/home/tu/.local/lib/python3.7/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 335, in main
json_out['return_val'] = hook(**hook_input['kwargs'])
File "/home/tu/.local/lib/python3.7/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 118, in get_requires_for_build_wheel
return hook(config_settings)
File "/tmp/pip-build-env-7v4k1tnr/overlay/lib/python3.7/site-packages/setuptools/build_meta.py", line 341, in get_requires_for_build_wheel
return self._get_build_requires(config_settings, requirements=['wheel'])
File "/tmp/pip-build-env-7v4k1tnr/overlay/lib/python3.7/site-packages/setuptools/build_meta.py", line 323, in _get_build_requires
self.run_setup()
File "/tmp/pip-build-env-7v4k1tnr/overlay/lib/python3.7/site-packages/setuptools/build_meta.py", line 488, in run_setup
self).run_setup(setup_script=setup_script)
File "/tmp/pip-build-env-7v4k1tnr/overlay/lib/python3.7/site-packages/setuptools/build_meta.py", line 338, in run_setup
exec(code, locals())
File "", line 8, in
ModuleNotFoundError: No module named 'packaging'
[end of output]

note: This error originates from a subprocess, and is likely not a problem with pip.
error: subprocess-exited-with-error

× Getting requirements to build wheel did not run successfully.

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[kyegomez]

@jh9504 Hey should be done for now!