Hy

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Hy is a Lisp dialect embedded in Python, allowing developers to write Lisp-like code within Python projects. It transforms Lisp code into Python abstract syntax tree (AST) objects, providing access to Python's ecosystem in Lisp form.

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At a glance

Pricing

Open Source

Free tier

Yes

API

Skill level

Technical

About

What is hy?

Hy is an innovative Lisp dialect that seamlessly integrates with Python, enabling developers to leverage the power and expressiveness of Lisp within their Python environments. By transforming Lisp code directly into Python's abstract syntax tree (AST) objects, Hy provides full access to Python's extensive libraries and functionalities, all while maintaining a familiar Lisp syntax. This unique approach allows for metaprogramming and macro capabilities, extending Python's capabilities in new and flexible ways. It's an open-source project, actively maintained, and offers an interactive read-eval-print loop (REPL) for immediate experimentation and development. Hy is ideal for developers looking to combine the best of both Lisp and Python paradigms.

Best used for

Ideal for developers who need to write Lisp-style code within Python projects, extend Python's functionality with Lisp macros, and explore metaprogramming capabilities. Especially valuable for those seeking to combine the expressive power of Lisp with the vast ecosystem of Python.

Common actions

write Lisp code

embed Lisp in Python

extend Python functionality

metaprogram with Lisp

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Capabilities

Key features

Lisp dialect
Python embedding
AST transformation
Interactive REPL
Macro support

Target Audience

developerdata scientiststartup founder

Integrations

Not yet documented

Pricing & Plans

Open Source

Free

FAQs

What is the primary benefit of using Hy over pure Python?

Hy allows developers to leverage the expressive power and metaprogramming capabilities of Lisp, such as macros, directly within the Python ecosystem. This enables unique approaches to code generation and abstraction that are not natively available in standard Python, while still accessing all Python libraries.

How does Hy integrate with existing Python projects?

Hy transforms its Lisp code into Python abstract syntax tree (AST) objects. This means Hy code can be seamlessly integrated into Python projects, allowing you to call Python functions and use Python objects directly from Hy, and vice-versa, without complex bridging.

Is Hy suitable for beginners in programming?

Hy is generally considered an advanced tool, best suited for developers already familiar with Python and potentially Lisp concepts. Its unique blend of paradigms and metaprogramming features requires a solid understanding of programming fundamentals to be used effectively.

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