1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39
|
# test simple async with execution
class AContext:
async def __aenter__(self):
print('enter')
return 1
async def __aexit__(self, exc_type, exc, tb):
print('exit', exc_type, exc)
async def f():
async with AContext():
print('body')
o = f()
try:
o.send(None)
except StopIteration:
print('finished')
async def g():
async with AContext() as ac:
print(ac)
raise ValueError('error')
o = g()
try:
o.send(None)
except ValueError:
print('ValueError')
# test raising BaseException to make sure it is handled by the async-with
async def h():
async with AContext():
raise BaseException
o = h()
try:
o.send(None)
except BaseException:
print('BaseException')
|