webapp2

library2.5.2pypypiunverified

webapp2 is a lightweight Python web framework, designed specifically for Google App Engine's Python 2 standard environment. It extends the original `webapp` framework, providing enhanced routing, session management, and other utilities. The current version is 2.5.2, but the library is no longer actively maintained and does not support Python 3.

web-framework gcp

pip install webapp2

package ↗homepage ↗

INSTALL

IMPORT

SIG · WEBAPP2

webapp2

web-frameworkpythonv2.5.2

Install

2.5s avg

Import

—

Disk

17MB

Pass rate

10/ 10

Env Coverage10 / 10

glibc

3.9–3.13

musl

3.9–3.13

Install & Compatibility

Where this runs

tested against v2.5.2 · pip install

no network on importno background threads

Install × environment matrix

Each cell = how many times install + import succeeded across repeated harness runs. Partial = flaky.
glibc = Debian/Ubuntu slim · musl = Alpine Linux

musl

py 3.10–3.920 runs

installs and imports cleanly · install 0.0s · import 0.000s · 19.6MB

glibc

py 3.10–3.920 runs

installs and imports cleanly · install 2.5s · import 0.000s · 20MB

17MB installed

● package 17MB

Code

Verified usage

Verified import paths — ran on the pinned version, not inferred.

webapp2

✓ import webapp2

✗ import webapp2

This quickstart demonstrates a basic 'Hello, webapp2!' application using a single request handler and a WSGIApplication setup. This code would typically be run within a Google App Engine Python 2 standard environment.

import webapp2 class MainPage(webapp2.RequestHandler): def get(self): self.response.headers['Content-Type'] = 'text/plain' self.response.write('Hello, webapp2!') app = webapp2.WSGIApplication([ ('/', MainPage), ], debug=True) # To run locally with GAE dev server: # In your app.yaml (or similar) point to this file: # handlers: # - url: /.* # script: main.app

Debug

Known issues

breakingwebapp2 is exclusively compatible with Python 2. It does not support Python 3, making it unsuitable for modern Python development environments. Attempts to run it on Python 3 will result in syntax errors or compatibility issues.

fix

For new projects or migration, consider modern Python 3 frameworks like Flask or Django, which are actively maintained and supported on Google App Engine's flexible or standard environment (Python 3).

affects: All versions

breakingThe webapp2 library is no longer actively maintained. This means there will be no new features, bug fixes, or security patches. Using unmaintained software can pose significant security risks and lead to unresolvable issues.

fix

It is strongly recommended to use actively maintained web frameworks for any new or critical applications to ensure security, stability, and ongoing support. Migrate existing webapp2 applications to supported frameworks.

affects: All versions post 2.5.2

gotchawebapp2 is tightly coupled with the Google App Engine Python 2 Standard Environment. Running it outside this environment, especially without proper WSGI server setup (like `gunicorn` with a custom server wrapper or the GAE dev server), can be complex and is not its primary use case.

fix

If running locally for development, use the Google App Engine SDK's development server (`dev_appserver.py`). For deployment, ensure your `app.yaml` correctly points to your `webapp2.WSGIApplication` instance within the GAE Python 2 runtime.

affects: All versions

Upgrade

Version history

2.5.2latest on PyPI · released Sep 28, 2012

Audit

Dependencies

No dependency data recorded yet.

Agent activity

43 hits · last 30 days

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OpenAI (training)

Resources

packagehttps://pypi.org/project/webapp2/ ↗

homepagehttp://webapp-improved.appspot.com ↗