import { GradingPeriods } from "https://deno.land/x/gesso@v0.1.2/src/GradingPeriods.ts";
Returns
Promise<GradingPeriod>
x/gesso/src/GradingPeriods.ts>GradingPeriods#getSingleGradingPeriod
import { GradingPeriods } from "https://deno.land/x/gesso@v0.1.2/src/GradingPeriods.ts";