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python异常处理

admin 1月 23, 2021 0

python

Python3 异常处理

捕获全部异常

try:  
    a=b  
    b=c  
except Exception,e:  
    print Exception,":",e

各种异常清单

抛出异常

1	raise NameError('HiThere')

若想知道是否抛出了异常

>>> try:
        raise NameError('HiThere')
    except NameError:
        print('An exception flew by!')
        raise
   
An exception flew by!
Traceback (most recent call last):
  File "<stdin>", line 2, in ?
NameError: HiThere