Python hasattr() function

Python hasattr() function

The hasattr() function in Python returns a Boolean value ‘True’ if the given object has the specified attribute, else it returns False.

Syntax

hasattr(object, name)

Parameter

object: it is a required parameter which represents an object.

attribute: This parameter represents the name of the attribute you want to check if it exists.

Return

This function returns a Boolean value ‘True’ if the given object has the specified attribute

Example 1

# Python Program explaining
# the hasattr() function
class Student:
  student = "John"
  marks = 36
val = hasattr(Student, 'marks')
print(val)

Output

True

Example 2

# Python Program explaining
# the hasattr() function
class Example :
    name = "TutorialsAndExamples"
    age = 14
# initializing object
val = Example()
# using hasattr() to check name
print ("Name attribute exists in the class:  " + str(hasattr(val, 'name')))

Output

Name attribute exists in the class:  True