I’ve had issues using Python mode since the most recent update. Version 3 does not link to the server anymore to to fetch Python mode, and Version 4.5.6 yields this error upon swapping to Python Mode for 4 (image attached)
I can use 4.3.4 but that version does not provide error feedback; it just will run a blank canvas without console output if there is any error in the code.
We recently migrated the Processing web infrastructure to handle increased traffic from bots and scrapers. It looks like this has affected the Contribution Manager in Processing 3.5.4. We’re looking into the issue.
In the meantime, you can download and install Python Mode for Processing 3 directly from:
I can use 4.3.4 but that version does not provide error feedback; it just will run a blank canvas without console output if there is any error in the code.
It could be worth confirming to you that Python Mode doesn’t really work on Processing 4.X, and I’d add that as it is an unmaintained project, it probably will never be fixed.
And I have a custom PowerShell script to install that combo (requires a installed Python 3.10+): irm 'https://Gist.GitHubUserContent.com/GoToLoop/246a31d437aaa8c6eadb7f7186544e0f/raw/thonny-installer.ps1' | iex