isinstance()

Built-in FunctionPython 2.0+Intermediate

Returns True if an object is an instance of a given class or tuple of classes

Quick Info

Documentation
Official Docs
Python Version
2.0+

Learn by Difficulty

Easy2 examples
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Intermediate2 examples
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Advanced2 examples
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Expert1 example
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Quick Example

python
print(isinstance(42, int))
print(isinstance("hello", str))
print(isinstance(42, (int, float)))
print(isinstance(True, int))

isinstance() is a built-in function that returns true if an object is an instance of a given class or tuple of classes.

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Tags

builtinfunctioncoreooptype-checking

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Type hint support: List, Dict, Optional, Union, Any, Callable, Generic, Protocol