A detailed explanation of the error and exception handling of try-except usage in Python

The examples in this article describe errors and exception handling operations in Python. Share to everyone for your reference, as follows:

Syntax errors are detected #coding =utf8print ' program compile. When an error is detected, the interpreter throws an exception and displays the details of the exception. Adding error detection and exception handling in your code requires you to encapsulate the code in the Try-except statement. Try:  try_suiteexcept:  except_ The code group after the suite-------------------------------------------------------------------------------try is the user-managed code. The code group after except is the code that handles the error. "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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