messense / nh3

Python binding to Ammonia HTML sanitizer Rust crate

nh3

Python bindings to the ammonia HTML sanitization library.

Installation

pip install nh3

Usage

See the documentation.

Performance

A quick benchmark showing that nh3 is about 20 times faster than the deprecated bleach package. Measured on a MacBook Air (M2, 2022).

Python 3.11.0 (main, Oct 25 2022, 16:25:24) [Clang 14.0.0 (clang-1400.0.29.102)]
Type 'copyright', 'credits' or 'license' for more information
IPython 8.9.0 -- An enhanced Interactive Python. Type '?' for help.

In [1]: import requests

In [2]: import bleach

In [3]: import nh3

In [4]: html = requests.get("https://www.google.com").text

In [5]: %timeit bleach.clean(html)
2.85 ms ± 22.8 µs per loop (mean ± std. dev. of 7 runs, 100 loops each)

In [6]: %timeit nh3.clean(html)
138 µs ± 860 ns per loop (mean ± std. dev. of 7 runs, 10,000 loops each)

License

This work is released under the MIT license. A copy of the license is provided in the LICENSE file.