Version 1.9.0

[kmcgrady]

Notable Changes

• st.json now supports a keyword-only argument, expanded on whether the JSON should be expanded by default (defaults to True )
• More performance improvements from reducing redundant work each script run

Other Changes

• Widgets when disabled is set/unset will maintain its value (#4527)
• Experimental feature to increase the speed of reruns using configuration runner.fastReruns . See #4628 for the known issues in enabling this feature.
• DataFrame timestamps support UTC offset in addition to time zone notation (#4669)

[fredzannarbor]

Will multipage be in the next release?

[Kareem_Rasheed_babat]

Great to see the new release

[streamlit4crypto2022]

guys, can you please share the release timeframe for the multiple-page support? I am desperately looking for a multiple page solution with authentication. Fhireman has the perfect solution I am looking for , but he did not have a github type of tutorial.

A "multi page" app with authentication, verification and session state

Hi again, Alright so most of the steps are actually on the Github page of Pyrebase but this is the one I’m using: Seeing as you already have the login working I’m assuming that you know how to setup the Firebase project, register account and e-mail login, please let me know if you need help with that too In my logic for the on_submit of the register account form I have a check that if the account registration was successful, I immediately follow-up with the verification mail m…

[fredzannarbor]

Looks like they’re in the home stretch. Multipage apps -- the big merge by vdonato · Pull Request #4698 · streamlit/streamlit · GitHub

[Andrew_Holoska]

How can I enable fast Reruns? I got:
Error: no such options: --fastReruns

[andfanilo]

@Andrew_Holoska It’s probably streamlit run app.py --runner.fastReruns true

[snehankekre]

It’s probably streamlit run app.py --runner.fastReruns true

Fanilo is spot on! An alternative would be to create a project specific .streamlit/config.toml with:

[runner]
fastReruns = true

[Andrew_Holoska]

This works. thank you!