Detection in Python script app: Handling exceptions and triggering exceptions

#!/usr/bin/python
#coding: Utf-8
Try
X=int (Raw_input ("Please enter user name:"))
Print 3/x
Except Keyboardinterrupt:
Print "You have entered Crtl+c, please try again"
Except Eoferror:
Print "You have entered Ctrl+d, please try again"
Except ValueError:
Print "Not a number you entered"
Except Zerodivisionerror,e: #把自带报错存入变量
Print "Divisor cannot enter 0:", e #打印自带报错信息
Else
Print "No Problem" #不出错执行
Finally
Print "Game over" #出不出错都执行

#!/usr/bin/python
#coding: Utf-8
X=raw_input ("xxx Do you Love Me (y/n)?" ")
Try
If x!= ' y ':
Raise ValueError, "the answer is no, please try again"
Except Valueerror,e:
Print E
Else
print "OK"

Detection in Python script app: Handling exceptions and triggering exceptions