pip install markerlib==0.6.0

A compiler for PEP 345 environment markers.

Source
Among top 10% packages on PyPI.
Over 9.4K downloads in the last 90 days.

Commonly used with markerlib

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

Myghty

View/Controller Framework and Templating Engine

ToscaWidgets

Web widget creation toolkit based on TurboGears widgets

SymbolType

Simple "symbol" type, useful for enumerations or sentinels

AddOns

Dynamically extend other objects with AddOns (formerly ObjectRoles)

BytecodeAssembler

Generate Python code objects by "assembling" bytecode (Now includes a functional/AST-oriented API, too!)

repoze.what-pylons

The repoze.what v1 plugin for Pylons/TG2 integration

PasteScript

A pluggable command-line frontend, including commands to setup package file layouts

PyRRD

An Object-Oriented Python Interface for RRDTool

WebError

Web Error handling and exception catching

ropevim

A vim plugin for using rope python refactoring library

zope.schema

zope.interface extension for defining data schemas

WebHelpers

Web Helpers

repoze.tm2

Per-request transactions via WSGI middleware

repoze.who-testutil

Test utilities for repoze.who-powered applications

repoze.what

Authorization framework for WSGI applications

Beaker

A Session and Caching library with WSGI Middleware

convoy

A combo-loader for Javascript and CSS.

zope.configuration

Zope Configuration Markup Language (ZCML)

zope.i18nmessageid

Message Identifiers for internationalization

Version usage of markerlib

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

0.6.0

92.97%

0.5.2

1.14%

0.5.1

1.10%

0.1

1.01%