Description of problem:

On a fresh install of RHEL 8.0 as a "Server" (not "Server with GUI") from the DVD via Anaconda, "insights-client" outputs this text on almost every invocation

Fatal error
Traceback (most recent call last):
  File "/var/lib/insights/last_stable.egg/insights/client/phase/v1.py", line 32, in _f
    func(client, config)
  File "/var/lib/insights/last_stable.egg/insights/client/phase/v1.py", line 131, in post_update
    print_egg_versions()
  File "/var/lib/insights/last_stable.egg/insights/client/utilities.py", line 262, in print_egg_versions
    env={'PYTHONPATH': egg, 'PATH': os.getenv('PATH')}, stdout=PIPE, stderr=STDOUT)
  File "/usr/lib64/python3.6/subprocess.py", line 729, in __init__
    restore_signals, start_new_session)
  File "/usr/lib64/python3.6/subprocess.py", line 1364, in _execute_child
    raise child_exception_type(errno_num, err_msg, err_filename)
FileNotFoundError: [Errno 2] No such file or directory: 'python': 'python'

Then it continues as if nothing had happened.

Version-Release number of selected component (if applicable):
insights-client-3.0.5-4.el8.noarch

How reproducible:
Always

Steps to Reproduce:
0. Install "Server" from official rhel-8.0-x86_64-dvd.iso
1. insights-client --status

Actual results:
As in description, followed by correct status report.


Expected results:
No Python backtrace.