pyuser@deyu:~/zzz$ vi ./input2.py
pyuser@deyu:~/zzz$ cat ./input2.py
#!/usr/bin/python
num=int(input("Enter a number: "))
print(type(num))
add=num+10
print("add=%d" % add )
print("num+10=%d" % (num+10))
pyuser@deyu:~/zzz$ ./input2.py Enter a number: 12 <class 'int'> add=22 num+10=22