Python Protocols vs. ABCs: A Comprehensive Comparison of
May 29, 2023 · In this article, we will dive into the world of Python Protocols and ABCs, exploring their individual characteristics and discussing the scenarios where one might be more suitable than the...
Abstract Base Classes and Protocols: What Are They? When To Use …
Jan 11, 2022 · In Python there are two similar, yet different, concepts for defining something akin to an interface, or a contract describing what methods and attributes a class will contain. These are …
Interfaces with Protocols: why not ditch ABC for good? : r/Python
Jan 22, 2023 · Personally, I don't see any reasons to use ABC when you can use Protocols in exactly the same manner, but Protocols can also be used for structural typing. It's not just for providing an …
Abstract Base Classes (ABCs) and Protocols in python
Jun 9, 2025 · We’ll explore ideas like nominal vs structural typing, and static vs dynamic checks — all of which play a key role in how ABCs and Protocols work. To begin, let’s explore the different forms of …
Python Protocols vs ABC: Why Modern Interfaces Deserve a
Sep 1, 2025 · Confused between Python Protocols and Abstract Base Classes? Discover why Protocols are the smarter, flexible choice for modern interface design.
ABC vs Protocol in Python - how.wtf
Dec 16, 2023 · Abstract Base Classes, or ABC, is a a module that provides infrastructure to define abstract classes in Python. As previously stated, they predated type hinting and were the go-to for …
Protocols vs Abstract Base Classes in Python - tk1s.com
Python offers two powerful tools for this purpose: Protocols and Abstract Base Classes (ABCs). While both help define what an object should do, they cater to different scenarios and mindsets. In this …
Interfaces, Protocols, and ABCs - Mastering Python
In Python, the concept of a protocol refers to an informal interface. With the integration of PEP 544—Protocols: Structural subtyping (static duck typing) in Python 3.8, the term protocol has …
Interfaces: abc vs. Protocols - Oleg Sinavski
Protocols do not force you to opt-in, but you can establish a company-wide rule to explicitly inherit from any protocol. abc also support implicit interfaces through the concept of “virtual subclasses”.
Modern Python Interfaces: ABC, Protocol, or Both?
Python’s interface story splits into two philosophies. ABCs belong to the “nominal” world — you declare you are something by inheriting from a base class. Python enforces abstract methods at...