[BUG] - CLI takes a long time to load

[FFY00]

OS system and architecture in which you are running QHub

Arch Linux

Expected behavior

CLI should not take much time to load -- should be virtually instataneous.

Actual behavior

$ time qhub --help
usage: qhub [-h] [-v] {deploy,render,init,validate,destroy,support,upgrade,keycloak,cost-estimate} ...

QHub command line

positional arguments:
  {deploy,render,init,validate,destroy,support,upgrade,keycloak,cost-estimate}
                        QHub - 2022.10.1.dev0

options:
  -h, --help            show this help message and exit
  -v, --version         QHub version number

________________________________________________________
Executed in    3.51 secs    fish           external
   usr time    1.05 secs  418.00 micros    1.05 secs
   sys time    0.17 secs   64.00 micros    0.17 secs

How to Reproduce the problem?

I just cloned the repo and installed the project from source.

Command output

No response

Versions and dependencies used.

No response

Compute environment

No response

Integrations

No response

Anything else?

No response

[FFY00]

Profiler output:

   Ordered by: cumulative time

   ncalls  tottime  percall  cumtime  percall filename:lineno(function)
      158    0.005    0.000    4.735    0.030 __init__.py:1(<module>)
        2    0.001    0.001    3.811    1.906 initialize.py:1(<module>)
   1781/1    0.005    0.000    2.781    2.781 {built-in method builtins.exec}
        1    0.000    0.000    2.781    2.781 <string>:1(<module>)
        1    0.000    0.000    2.781    2.781 runpy.py:199(run_module)
   1918/5    0.007    0.000    2.757    0.551 <frozen importlib._bootstrap>:1022(_find_and_load)
   1917/5    0.006    0.000    2.757    0.551 <frozen importlib._bootstrap>:987(_find_and_load_unlocked)
   1826/6    0.006    0.000    2.756    0.459 <frozen importlib._bootstrap>:664(_load_unlocked)
   1746/6    0.003    0.000    2.756    0.459 <frozen importlib._bootstrap_external>:877(exec_module)
   2107/6    0.001    0.000    2.756    0.459 <frozen importlib._bootstrap>:233(_call_with_frames_removed)
   257/15    0.001    0.000    2.746    0.183 {built-in method builtins.__import__}
        1    0.000    0.000    2.676    2.676 runpy.py:103(_get_module_details)
        2    0.000    0.000    1.753    0.876 api.py:62(get)
        2    0.000    0.000    1.753    0.876 api.py:14(request)
        2    0.000    0.000    1.749    0.874 sessions.py:500(request)
        2    0.000    0.000    1.741    0.870 sessions.py:671(send)
        1    0.007    0.007    1.404    1.404 utils.py:406(set_qhub_dask_version)
        6    0.000    0.000    0.982    0.164 models.py:887(content)
       22    0.025    0.001    0.982    0.045 {method 'join' of 'bytes' objects}
      366    0.001    0.000    0.957    0.003 models.py:812(generate)
      366    0.001    0.000    0.956    0.003 response.py:606(stream)
      364    0.004    0.000    0.955    0.003 response.py:776(read_chunked)
      416    0.003    0.000    0.797    0.002 socket.py:691(readinto)
      416    0.003    0.000    0.792    0.002 ssl.py:1263(recv_into)
      416    0.002    0.000    0.788    0.002 ssl.py:1121(read)
      416    0.786    0.002    0.786    0.002 {method 'read' of '_ssl._SSLSocket' objects}

[FFY00]

So, the issue is the following line.

https://github.com/Quansight/qhub/blob/440a75d4b2b2af1d1c976c9b157264a351444de9/qhub/initialize.py#L27

https://github.com/Quansight/qhub/blob/0c88503f288fb2f399d169d09a2ad2138badd764/qhub/utils.py#L406-L421

[iameskild]

Thanks @FFY00 for fix :)