Python Type Checking (Guide) – Real Python
In this guide, you'll look at Python type checking. Traditionally, types have been handled by the Python interpreter in a flexible but implicit way. Recent versions of Python allow you to specify explicit type …
typing — Support for type hints — Python 3.14.2 documentation
1 day ago · Type-checker-agnostic documentation written by the community detailing type system features, useful typing related tools and typing best practices. The canonical, up-to-date specification …
What's the canonical way to check for type in Python?
Aug 3, 2014 · The isinstance() function takes two arguments: the object you want to check and the type (or a tuple of types) you want to check against. It returns True if the object is an instance of that type …
How to Check the Type of an Object in Python - GeeksforGeeks
Jul 23, 2025 · In this article, we will explore the essential skill of determining the type of an object in Python. Before engaging in any operations on an object within the Python programming language, it …
Python Type Checking Explained: isinstance, type, and More
Jul 22, 2025 · Explore various Python techniques for type checking objects, including isinstance, type (), duck typing, and Python 3.10's match statement. Discover best practices.
Type Checking and Type Hints in Python - PyTutorial
Feb 15, 2025 · Mypy is a static type checker for Python. It analyzes your code and reports type errors. To use mypy, install it via pip: Then, run mypy on your Python file: Mypy will check your code for type …
Python Type Checking: A Comprehensive Guide - CodeRivers
Jan 30, 2025 · In Python, type checking involves verifying that the data types of variables, function arguments, and return values are as expected. There are two main types of type checking: static and …
Mastering Type Checking in Python — codegenes.net
Nov 14, 2025 · In Python, type checking is the process of ensuring that a variable or an object conforms to a specific type. There are two main levels of type checking: runtime type checking and static type …
Type checker directives — typing documentation
The function reveal_type(obj) makes type checkers reveal the inferred static type of an expression. When a static type checker encounters a call to this function, it should emit a diagnostic with the type …
python - Determine the type of an object? - Stack Overflow
Feb 9, 2010 · There are two built-in functions that help you identify the type of an object. You can use type() if you need the exact type of an object, and isinstance() to check an object’s type against …