Update README.md

Author: Bhupesh-V

README.md

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 # CodeRunner 🏃
 > [Judge0 API](https://api.judge0.com/) Interface written in Python
 
+![PyPI](https://img.shields.io/pypi/v/coderunner?color=blue)
 [![GitHub license](https://img.shields.io/github/license/codeclassroom/CodeRunner)](https://github.com/codeclassroom/CodeRunner/blob/master/LICENSE)
 [![GitHub issues](https://img.shields.io/github/issues/codeclassroom/CodeRunner?color=blueviolet)](https://github.com/codeclassroom/CodeRunner/issues)
 [![PRs Welcome](https://img.shields.io/badge/PRs-welcome-orange.svg)](http://makeapullrequest.com)
-![GitHub commit activity](https://img.shields.io/github/commit-activity/m/codeclassroom/CodeRunner?style=plastic)
+
 
 ### Prerequisites
 1. Python 3.6+