micropython/tests/basics/async_with.py

30 wiersze
526 B
Python

# 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')