g:expander_use_local_variables: 1: This will try to fill in optional arguments in the expanded text with variables in the current scope. if they exist. g:expander_full_auto: 0: If "1" then ...

from string.templatelib import Template, Interpolation string.templatelib is a new module in the standard library for Python 3.14 that holds the types we need: Template for the type hint to the ...