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Minimal Python app using Dev Proxy

Demonstrates the minimal setup to use Dev Proxy with a Python application

Waldek Mastykarz

Minimal Python app using Dev Proxy

Summary

This sample demonstrates the minimal setup to use Dev Proxy with a Python application. It shows how to configure the requests library to route traffic through Dev Proxy and receive mocked API responses.

Dev Proxy simulating mocking JSONPlaceholder API request in Python

Compatibility

Dev Proxy v2.1.0

Contributors

Version history

VersionDateComments
1.2February 4, 2026Updated to Dev Proxy v2.1.0
1.1January 18, 2026Fixed sample metadata
1.0January 5, 2026Initial release

Prerequisites

Minimal path to awesome

  • Get the sample:

    • Download just this sample:

      npx gitload-cli https://github.com/pnp/proxy-samples/tree/main/samples/minimal-python

      or

    • Download as a .ZIP file and unzip it, or

    • Clone this repository

  • Navigate to the sample folder

  • In one terminal, start Dev Proxy:

    devproxy
  • In another terminal, run the app:

    uv run app.py
  • Observe the mocked API response in the console

Features

This sample demonstrates:

  • Configuring Python’s requests library to use Dev Proxy
  • Disabling SSL verification for Dev Proxy’s self-signed certificate
  • Using MockResponsePlugin to return mocked API responses
  • Adding custom headers to identify mocked responses

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Disclaimer

THIS CODE IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING ANY IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABILITY, OR NON-INFRINGEMENT.