effect VS Pyrsistent

Compare effect vs Pyrsistent and see what are their differences.


effect isolation in Python, to facilitate more purely functional code (by python-effect)


Persistent/Immutable/Functional data structures for Python (by tobgu)
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effect Pyrsistent
0 4
334 1,639
0.3% -
1.1 7.0
5 months ago 7 days ago
Python Python
MIT License MIT License
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.


Posts with mentions or reviews of effect. We have used some of these posts to build our list of alternatives and similar projects.

We haven't tracked posts mentioning effect yet.
Tracking mentions began in Dec 2020.


Posts with mentions or reviews of Pyrsistent. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2021-03-29.

What are some alternatives?

When comparing effect and Pyrsistent you can also consider the following projects:

Toolz - A functional standard library for Python.

fn.py - Functional programming in Python: implementation of missing features to enjoy FP

Coconut - Simple, elegant, Pythonic functional programming.

CyToolz - Cython implementation of Toolz: High performance functional utilities

funcy - A fancy and practical functional tools

returns - Make your functions return something meaningful, typed, and safe!