[module/news]
type = custom/script
interval = 45
format = <label>
format-foreground = #c1cdcd
exec = python ~/.config/polybar/news.py polybar
click-left = rofi -modi news:"~/.config/polybar/news.py 80" -show

The value of the argument in the `click left` call is the width of the text
to be dispalyed