


Detailed explanation of error and exception handling on try-except usage in Python
Jul 26, 2017 pm 03:52 PMThe examples in this article describe error and exception handling operations in Python. Share it with everyone for your reference, the details are as follows:
#coding=utf8 print ''''' 程序编译时会检测语法错误。 当检测到一个错误,解释器会引发一个异常,并显示异常的详细信息。 在代码中添加错误检测及异常处理,只需要将代码封装在try-except语句中。 try: try_suite except : except_suite ------------------------------------------------------------------------------- try之后的代码组就是用户管理的代码。 except之后的代码组是处理错误的代码。 ''' try: filename=raw_input("Enter file name:") output=open(filename,'r') for eachline in output: print eachline output.close() except IOError,e: print "file open error:",e
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