Streamlit doesn't open new tabs from webbrowser library

[Franky1]

@armM00

the app works fine only on my local server, and the same version on streamlit doesn’t

This will not work on Streamlit Cloud, see also here:

Programmatically Send User to a Web Page with No Click

This does not work because there is a fundamental misunderstanding about how Streamlit works. Streamlit consists of a frontend and backend part. Any interaction with streamlit must be done via the browser or browser APIs. Anything trying to bypass this, may work on your local computer, but will fail as soon as streamlit is hosted, i.e. streamlit no longer runs on the same computer as the browser. What happens when webbrowser is used? A browser is started on the computer on which the python …