circuitpython/tests/basics/try_finally_break.py

100 lines
2.0 KiB
Python

# test break within (nested) finally
# basic case with break in finally
def f():
for _ in range(2):
print(1)
try:
pass
finally:
print(2)
break
print(3)
print(4)
print(5)
f()
# where the finally swallows an exception
def f():
lst = [1, 2, 3]
for x in lst:
print('a', x)
try:
raise Exception
finally:
print(1)
break
print('b', x)
f()
# basic nested finally with break in inner finally
def f():
for i in range(2):
print('iter', i)
try:
raise TypeError
finally:
print(1)
try:
raise ValueError
finally:
break
print(f())
# similar to above but more nesting
def f():
for i in range(2):
try:
raise ValueError
finally:
print(1)
try:
raise TypeError
finally:
print(2)
try:
pass
finally:
break
print(f())
# lots of nesting
def f():
for i in range(2):
try:
raise ValueError
finally:
print(1)
try:
raise TypeError
finally:
print(2)
try:
raise Exception
finally:
break
print(f())
# basic case combined with try-else
def f(arg):
for _ in range(2):
print(1)
try:
if arg == 1:
raise ValueError
elif arg == 2:
raise TypeError
except ValueError:
print(2)
else:
print(3)
finally:
print(4)
break
print(5)
print(6)
print(7)
f(0) # no exception, else should execute
f(1) # exception caught, else should be skipped
f(2) # exception not caught, finally swallows exception, else should be skipped