In fact, you would need run() because run() iterates through your time series and your indicators.

Included with Zorro is the IndicatorTest script, which plots various indicators.

Further reading:
https://zorro-project.com/manual/en/scripts.htm
https://zorro-project.com/manual/en/ta.htm
https://zorro-project.com/manual/en/plot.htm

www.vitaltrades.com - andrew@vitaltrades.com