pip install sentinel==0.3.0

Create sentinel objects, akin to None, NotImplemented, Ellipsis

Source
Among top 50% packages on PyPI.
Over 3.4K downloads in the last 90 days.

Commonly used with sentinel

Based on how often these packages appear together in public requirements.txt files on GitHub.

yconf

Wrapper that combines argparse with yaml config files.

pynsca

Simple Python interface to Nagios Service Check Architecture

notification_utils

Utilities for dealing with OpenStack Notifications

django-mediasync

Django static media development and distribution tools

MongoFrames

A fast unobtrusive MongoDB ODM for Python

summarizer

A text summarizer

python-omhe

OMHE: Open Mobile Health Exchange: Tools, Parser, & Utilities

pymongo

Python driver for MongoDB <http://www.mongodb.org>

testhelpers

Python library to help with creating tests

smoqe

Simple MongoDB Query Engine (SMoQE)

coinrpc

Bitcoind and Namecoind python-rpc

pybgpstream

A Python interface to BGPStream

pygerrit2

Client library for interacting with Gerrit's REST API

converter

A Simple Metric Converter

everest

everest

japronto

A HTTP application toolkit and server bundle based on uvloop and picohttpparser

maple

reliable, scalable, distributed server framework

i18n-string

MultilingualString Python class that allows to store all translations of the particular string incapsulated into only string like object.

django-actionviews

Alternative Class Based Views for Django

Version usage of sentinel

Proportion of downloaded versions in the last 3 months (only versions over 1%).

0.3.0

58.15%

0.1.1

14.34%

0.1.2

10.92%

0.2.0

4.91%

0.3.0a1

4.88%

0.2.1a0

4.76%

0.1.0

2.04%