t=input('enter data: ')
def Int(t):
  
    if type(t)==int:
        raw_input('type - int')
Int(t)

class valid_int:
    def __init__(self, n):
        self.n = n
    def valid(self):
        return type(self.n) == int
a = valid_int(10)
b = valid_int('hello')
c = valid_int(True)
d = valid_int(10.5)
print a.valid()
print b.valid()
print c.valid()
print d.valid()

class valid_int:
    @staticmethod
    def valid(n):
        return type(n) == int
a = 10
b = 'hello'
c = True
d = 10.5
print valid_int.valid(a)
print valid_int.valid(b)
print valid_int.valid(c)
print valid_int.valid(d)

>>> import re
>>> 
>>> class Validator:
...     
...     def is_int(self, s):
...         return re.search(r'^[-+]?\d+$', s) is not None
... 
>>> v = Validator()
>>> v.is_int('0')
True
>>> v.is_int('1')
True
>>> v.is_int('10')
True
>>> v.is_int('-1')
True
>>> v.is_int('0.5')
False
>>>

t=input('enter data: ')

class Validator:
    def is_int(self, s):
        return type(s) == int
    def is_str(self, s):
        return type(s) == str