Pybars3 provides a template system for Python which is compatible with Handlebars.js, including numerous features from Handlebars.js 2.0.

Pyflakes is program to analyze Python programs and detect various errors. It works by
parsing the source file, not importing it, so it is safe to use on modules with side
effects. It's also much faster.

Python replacement for java.util.Properties.

PyMeta is an implementation of OMeta, an object-oriented pattern-matching
language developed by Alessandro Warth
(http://www.cs.ucla.edu/~awarth/ometa/). PyMeta provides a compact syntax based
on Parsing Expression Grammars (PEGs) for common lexing, parsing and
tree-transforming activities in a way that's easy to reason about for Python
programmers.

Provides a thin wrapper for pandoc, a universal document converter.

Python argument design patterns in a composable interface

Python binding for CRFsuite

Python library for .env support

Note this conflicts with at least two other packages which provide `dotenv`, and is incompatible with them.

Android APK packager for Python scripts and apps

pyVows is a test engine based on Vows.js. It features topic-based testing,
fast parallel running of tests, code coverage reports, test profiling, and
more. See http://pyvows.org

Show Python regex match assertion failures

Python ORM for config files

Checks syntax of reStructuredText

Python utils for streaming large files (S3, HDFS, gzip, bz2..)

Python sunset and sunrise time calculation

Python bindings for taskwarrior

Remove the template markup from html files

Helpful mixins for unittest classes

Collects and extracts URLs from given text

Lint tool for Vim script Language

Utilities for filesystems, paths, projects, subprocesses, and more

A patch parsing and application library