ジェネレータ - Qiita

def counter(num=10): for _ in range(num): yield 'run' def greeting(): yield 'good morning' yield 'good afternoon' yield 'good night' for g in greeting(): print(g) g=greeting() print(next(g)) #good morning print(next(g)) #good afternoon c=counter() print(next(c)) print(next(c)) print(next(c)) print(next(c)) print(next(c)) print(next(c)) print(next(c)) print(next(c)) print(next(c)) print(next(c)) #