The isinstance() function in Python is used to check whether the mentioned object is of the specified type or not. It returns True if yes, otherwise false.
Syntax:
1 | isinstance(object, type) |
isinstance() Parameters
object – object that is to be checked.
type – type, class or tuple of types or classes.
Let’s check out some examples.
Python isinstance() Example
Exampe 1:
1 2 3 4 5 6 7 8 9 | myList = [2, 5, 8]; print(isinstance(myList, list)) print(isinstance(myList, dict)) print(isinstance(myList, set)) #object = myList #type = tuple of types print(isinstance(myList, (dict, list))) |
1 2 3 4 | True False False True |
Example 2:
1 2 3 4 5 6 7 8 9 10 11 | class myClass: website = "pencilprogrammer.com" def display(self): print("Learn Programming on {}".format(self.website)) obj = myClass() #obj.display() print(isinstance(obj,int)) print(isinstance(obj,myClass)) |
1 2 | False True |
Example 3:
1 2 3 4 5 | n = 5 print(isinstance(n,int)) n = 1.4 print(isinstance(n,float)) |
1 2 | True True |
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