Giampaolo Rodola giampaolo
giampaolo
/ is_connection_err.py
Created
March 16, 2023 18:34
Check whether an exception is a connection error
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| """ | |
| Blog post: | |
| https://gmpy.dev/blog/2023/recognize-connection-errors | |
| """ | |
| import errno, socket, ssl | |
| # Network errors, usually related to DHCP or wpa_supplicant (Wi-Fi). | |
| NETWORK_ERRNOS = frozenset(( | |
| errno.ENETUNREACH, # "Network is unreachable" |
giampaolo
/ register_exit_fun.py
Last active
November 10, 2021 21:22
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| """ | |
| People erroneously think that any function registered via atexit.register() | |
| will be executed on interpreter exit. | |
| This is not always true. For example, in case of SIGTERM: | |
| import atexit, os, signal | |
| @atexit.register | |
| def cleanup(): | |
| print("on exit") # XXX this never gets printed |