Module not found after installing package

Hi everyone,

I’m trying to run loudml in Ubuntu therefore I followed this instruction
loudml-python · PyPI

sudo systemctl start loudmld.service
sudo systemctl status loudmld.service

● loudmld.service - Loud ML daemon
   Loaded: loaded (/lib/systemd/system/loudmld.service; enabled; vendor preset: enabled)
  Drop-In: /etc/systemd/system/loudmld.service.d
           └─override.conf
   Active: failed (Result: exit-code) since Thu 2021-08-12 15:34:20 UTC; 4s ago
  Process: 6755 ExecStart=/usr/bin/loudmld (code=exited, status=1/FAILURE)
 Main PID: 6755 (code=exited, status=1/FAILURE)

Aug 12 15:34:20 seeqserver systemd[1]: loudmld.service: Service hold-off time over, scheduling restart.
Aug 12 15:34:20 seeqserver systemd[1]: loudmld.service: Scheduled restart job, restart counter is at 5.
Aug 12 15:34:20 seeqserver systemd[1]: Stopped Loud ML daemon.
Aug 12 15:34:20 seeqserver systemd[1]: loudmld.service: Start request repeated too quickly.
Aug 12 15:34:20 seeqserver systemd[1]: loudmld.service: Failed with result 'exit-code'.
Aug 12 15:34:20 seeqserver systemd[1]: Failed to start Loud ML daemon.
ubuntu@seeqserver:~$ sudo journalctl --unit loudmld
-- Logs begin at Mon 2021-07-12 18:04:56 UTC, end at Thu 2021-08-12 15:35:09 UTC. --
Aug 11 18:33:13 seeqserver systemd[1]: Started Loud ML daemon.
Aug 11 18:33:13 seeqserver loudmld[18068]: Traceback (most recent call last):
Aug 11 18:33:13 seeqserver loudmld[18068]:   File "/usr/bin/loudmld", line 5, in <module>
Aug 11 18:33:13 seeqserver loudmld[18068]:     from loudml.server import main
Aug 11 18:33:13 seeqserver loudmld[18068]: ModuleNotFoundError: No module named 'loudml'
Aug 11 18:33:13 seeqserver systemd[1]: loudmld.service: Main process exited, code=exited, status=1/FAILURE
Aug 11 18:33:13 seeqserver systemd[1]: loudmld.service: Failed with result 'exit-code'.
Aug 11 18:33:14 seeqserver systemd[1]: loudmld.service: Service hold-off time over, scheduling restart.
Aug 11 18:33:14 seeqserver systemd[1]: loudmld.service: Scheduled restart job, restart counter is at 1.
Aug 11 18:33:14 seeqserver systemd[1]: Stopped Loud ML daemon.
Aug 11 18:33:14 seeqserver systemd[1]: Started Loud ML daemon.
Aug 11 18:33:14 seeqserver loudmld[18091]: Traceback (most recent call last):
Aug 11 18:33:14 seeqserver loudmld[18091]:   File "/usr/bin/loudmld", line 5, in <module>
Aug 11 18:33:14 seeqserver loudmld[18091]:     from loudml.server import main
Aug 11 18:33:14 seeqserver loudmld[18091]: ModuleNotFoundError: No module named 'loudml'
Aug 11 18:33:14 seeqserver systemd[1]: loudmld.service: Main process exited, code=exited, status=1/FAILURE
Aug 11 18:33:14 seeqserver systemd[1]: loudmld.service: Failed with result 'exit-code'.
Aug 11 18:33:14 seeqserver systemd[1]: loudmld.service: Service hold-off time over, scheduling restart.
Aug 11 18:33:14 seeqserver systemd[1]: loudmld.service: Scheduled restart job, restart counter is at 2.
Aug 11 18:33:14 seeqserver systemd[1]: Stopped Loud ML daemon.
Aug 11 18:33:14 seeqserver systemd[1]: Started Loud ML daemon.
Aug 11 18:33:14 seeqserver loudmld[18112]: Traceback (most recent call last):
Aug 11 18:33:14 seeqserver loudmld[18112]:   File "/usr/bin/loudmld", line 5, in <module>
Aug 11 18:33:14 seeqserver loudmld[18112]:     from loudml.server import main
Aug 11 18:33:14 seeqserver loudmld[18112]: ModuleNotFoundError: No module named 'loudml'
Aug 11 18:33:14 seeqserver systemd[1]: loudmld.service: Main process exited, code=exited, status=1/FAILURE
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