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# test 'return' within the finally block, with nested finally's
# only inactive finally's should be executed, and only once
# basic nested finally's, the print should only be executed once
def f():
try:
raise TypeError
finally:
print(1)
try:
raise ValueError
finally:
return 42
print(f())
# similar to above but more nesting
def f():
try:
raise ValueError
finally:
print(1)
try:
raise TypeError
finally:
print(2)
try:
pass
finally:
return 42
print(f())
# similar to above but even more nesting
def f():
try:
raise ValueError
finally:
print(1)
try:
raise TypeError
finally:
print(2)
try:
raise Exception
finally:
print(3)
return 42
print(f())
# upon return some try's are active, some finally's are active, some inactive
def f():
try:
try:
pass
finally:
print(2)
return 42
finally:
print(1)
print(f())
# same as above but raise instead of pass
def f():
try:
try:
raise ValueError
finally:
print(2)
return 42
finally:
print(1)
print(f())
# upon return exception stack holds: active finally, inactive finally, active finally
def f():
try:
raise Exception
finally:
print(1)
try:
try:
pass
finally:
print(3)
return 42
finally:
print(2)
print(f())
# same as above but raise instead of pass in innermost try block
def f():
try:
raise Exception
finally:
print(1)
try:
try:
raise Exception
finally:
print(3)
return 42
finally:
print(2)
print(f())
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