[PHOENIX-6926] Do not throw exception when shutting down Python with open connections

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: queryserver-6.0.0
• Fix Version/s: queryserver-6.0.1, python-phoenixdb-1.2.2
• Component/s: python, queryserver
• Assignee: Istvan Toth
• Reporter: Istvan Toth
• Created: 13/Apr/23 11:03
• Updated: 25/Jul/24 05:57
• Resolved: 13/Apr/23 12:19

Description

If you open a connection and then sys.exit() or ctrl+D, you will always get this message from connections not being able to be closed from the {}del{} method in connection.py.

Exception ignored in: <function Connection.__del__ at 0x102eeb280>
Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/phoenixdb/connection.py", line 60, in __del__
  File "/usr/local/lib/python3.9/site-packages/phoenixdb/connection.py", line 114, in close
  File "/usr/local/lib/python3.9/site-packages/phoenixdb/avatica/client.py", line 397, in close_connection
  File "/usr/local/lib/python3.9/site-packages/phoenixdb/avatica/client.py", line 218, in _apply
  File "/usr/local/lib/python3.9/site-packages/phoenixdb/avatica/client.py", line 188, in _post_request
  File "/usr/local/lib/python3.9/site-packages/requests/sessions.py", line 590, in post
  File "/usr/local/lib/python3.9/site-packages/requests/sessions.py", line 532, in request
  File "/usr/local/lib/python3.9/site-packages/requests/sessions.py", line 711, in merge_environment_settings
  File "/usr/local/lib/python3.9/site-packages/requests/utils.py", line 797, in get_environ_proxies
  File "/usr/local/lib/python3.9/site-packages/requests/utils.py", line 781, in should_bypass_proxies
  File "/usr/local/Cellar/python@3.9/3.9.9/Frameworks/Python.framework/Versions/3.9/lib/python3.9/urllib/request.py", line 2647, in proxy_bypass
  File "/usr/local/Cellar/python@3.9/3.9.9/Frameworks/Python.framework/Versions/3.9/lib/python3.9/urllib/request.py", line 2624, in proxy_bypass_macosx_sysconf
  File "/usr/local/Cellar/python@3.9/3.9.9/Frameworks/Python.framework/Versions/3.9/lib/python3.9/urllib/request.py", line 2566, in _proxy_bypass_macosx_sysconf
ImportError: sys.meta_path is None, Python is likely shutting down

Reported by and patch provided by Ryan Beauchemin in https://github.com/apache/phoenix-queryserver/pull/81

Issue Links

• links to: GitHub Pull Request #128