45 lines
823 B
Python
45 lines
823 B
Python
![]() |
# test with when context manager raises in __enter__/__exit__
|
||
|
|
||
|
class CtxMgr:
|
||
|
def __init__(self, id):
|
||
|
self.id = id
|
||
|
|
||
|
def __enter__(self):
|
||
|
print("__enter__", self.id)
|
||
|
if 10 <= self.id < 20:
|
||
|
raise Exception('enter', self.id)
|
||
|
return self
|
||
|
|
||
|
def __exit__(self, a, b, c):
|
||
|
print("__exit__", self.id, repr(a), repr(b))
|
||
|
if 15 <= self.id < 25:
|
||
|
raise Exception('exit', self.id)
|
||
|
|
||
|
# no raising
|
||
|
try:
|
||
|
with CtxMgr(1):
|
||
|
pass
|
||
|
except Exception as e:
|
||
|
print(e)
|
||
|
|
||
|
# raise in enter
|
||
|
try:
|
||
|
with CtxMgr(10):
|
||
|
pass
|
||
|
except Exception as e:
|
||
|
print(e)
|
||
|
|
||
|
# raise in enter and exit
|
||
|
try:
|
||
|
with CtxMgr(15):
|
||
|
pass
|
||
|
except Exception as e:
|
||
|
print(e)
|
||
|
|
||
|
# raise in exit
|
||
|
try:
|
||
|
with CtxMgr(20):
|
||
|
pass
|
||
|
except Exception as e:
|
||
|
print(e)
|