I am trying to add the deadsnake repository with sudo add-apt-repository ppa:deadsnakes/ppa -y
os information
lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.04.6 LTS
Release: 20.04
Codename: focaluname
uname -a
Linux zentral 5.15.0-1042-gcp #50~20.04.1-Ubuntu SMP Mon Sep 11 03:30:57 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux
result:
Hit:1 http://nginx.org/packages/ubuntu focal InRelease
Hit:2 http://europe-west3.gce.archive.ubuntu.com/ubuntu focal InRelease
Hit:3 http://europe-west3.gce.archive.ubuntu.com/ubuntu focal-updates InRelease
Hit:4 http://europe-west3.gce.archive.ubuntu.com/ubuntu focal-backports InRelease
Hit:5 https://artifacts.elastic.co/packages/7.x/apt stable InRelease
Hit:6 http://ppa.launchpad.net/deadsnakes/ppa/ubuntu focal InRelease
Hit:7 http://ppa.launchpad.net/maxmind/ppa/ubuntu focal InRelease
Hit:8 https://packages.icinga.com/ubuntu icinga-focal InRelease
Hit:9 http://security.ubuntu.com/ubuntu focal-security InRelease
Get:10 https://packages.cloud.google.com/apt google-cloud-ops-agent-focal-all InRelease [5,094 B]
Err:10 https://packages.cloud.google.com/apt google-cloud-ops-agent-focal-all InRelease
The following signatures couldn't be verified because the public key is not available: NO_PUBKEY B53DC80D13EDEF05
Reading package lists... Done
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: https://packages.cloud.google.com/apt google-cloud-ops-agent-focal-all InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY B53DC80D13EDEF05
W: Failed to fetch https://packages.cloud.google.com/apt/dists/google-cloud-ops-agent-focal-all/InRelease The following signatures couldn't be verified because the public key is not available: NO_PUBKEY B53DC80D13EDEF05
W: Some index files failed to download. They have been ignored, or old ones used instead.
description
I am trying to add the deadsnake repository with
sudo add-apt-repository ppa:deadsnakes/ppa -y
os information
lsb_release -a
uname -a
result:
How this can be solved?