def is_plain.start
import yaml-for-bend@0.1.1.0/scan.bend as Scanimport Base
1442def is_plain.start(+c: Char) -> Bool:
1443 Bool.and(is_printable(c), Bool.not(Bool.or(is_blankz(c), is_in(c, "-?:,[]{}#&*!|>'\"%@`"))))
import yaml-for-bend@0.1.1.0/scan.bend as Scanimport Base
1442def is_plain.start(+c: Char) -> Bool:
1443 Bool.and(is_printable(c), Bool.not(Bool.or(is_blankz(c), is_in(c, "-?:,[]{}#&*!|>'\"%@`"))))