Shi Mu a écrit : > On 11/17/05, Carl J. Van Arsdall <[EMAIL PROTECTED]> wrote: > (Carl's top-post corrrected. Carl, please do not top-post) >> >> >>Ben Bush wrote: >> >>>I wrote the following code to test the use of "try...exception", >>>and I want n to be printed out. However, the following code's output is: >>>Traceback (most recent call last): >>> File >>>"C:\Python23\lib\site-packages\Pythonwin\pywin\framework\scriptutils.py", >>>line 310, in RunScript >>> exec codeObject in __main__.__dict__ >>> File "C:\py\use\tryExVa.py", line 7, in ? >>> print n >>>NameError: name 'n' is not defined >>> >>>the code is here: >>> >>>try: >>> m=2/0 >>> n=1/2 >>>except ZeroDivisionError: >>> pass >>>print "Yes!!! This line will always print" >>>print n
>>I would think that when the exception occurs the interpreter exits the >>block of code it is currently in and enters the exception block. >> >>Thus the line n = 1/2 would never get executed. > > It is true. Indeed... > If I want to run the statement after the division error > such as n=1/2, what should I do? Depends on what you mean by "after". But I think this is what you want: try: m = 2 / 0 except ZeroDivisionError: m = 0 # or whatever default value n = 1/2 -- http://mail.python.org/mailman/listinfo/python-list
