00gen.py

def gen():
    yield 1
    yield 2
    yield 3


def use(gen):
    def _use(n):
        print(n)

    for i in gen:
        _use(i)


use(gen())

01gen.py

def gen():
    yield 1
    yield 2
    try:
        yield None
    except Exception as e:
        print("hmm", e)
    yield 4  # never


def use(gen):
    def _use(n):
        print(n + 1)

    for i in gen:
        try:
            _use(i)
        except TypeError as e:
            gen.throw(e)


use(gen())

02gen.py

def gen():
    yield 1
    yield 2
    try:
        yield None
    except TypeError as e:
        print("hmm", e)
        yield 100
    yield 5  # ok


def use(gen):
    def _use(n):
        print(n + 1)

    for i in gen:
        try:
            _use(i)
        except TypeError as e:
            print("!", gen.throw(e))


use(gen())

03gen.py

def gen():
    try:
        yield 1
        yield 2
        yield 3
        yield 4  # never
        yield 5  # never
    except GeneratorExit as e:
        print("!?", e)


def use(gen):
    def _use(n):
        print(n + 1)

    for i in gen:
        _use(i)
        if i == 3:
            break


use(gen())

Makefile

00:
	python $(shell echo $@*.py)
01:
	python $(shell echo $@*.py)
02:
	python $(shell echo $@*.py)