python exception any error code example

Example 1: python catch any exception

try:
    do_something()
except:
    print "Caught it!"

Example 2: python file open try except error

def FileCheck(fn):
    try:
      open(fn, "r")
      return 1
    except IOError:
      print "Error: File does not appear to exist."
      return 0

result = FileCheck("testfile")
print result