try/except
try:
<可能会抛出异常的语句>
except [异常类型]:
处理异常
try/except/except
try:
<可能会抛出异常的语句>
except [异常类型1]:
处理异常
except [异常类型2]:
处理异常
...
except [异常类型n]:
处理异常
try/except/finally
try:
<可能会抛出异常的语句>
except [异常类型1]:
处理异常
except [异常类型2]:
处理异常
...
except [异常类型n]:
处理异常
finally:
<释放资源>
try/except/else/finally
try:
<可能会抛出异常的语句>
except [异常类型1]:
处理异常
except [异常类型2]:
处理异常
...
except [异常类型n]:
处理异常
else:
<执行语句>
finally:
<释放资源>
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