Creating a QR Code Generator in Python with Flask

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Summary: Learn how to create a QR code generator using Flask in Python, including a guide for generating WiFi QR codes. This guide provides step-by-step instructions and source code examples for building your own QR code generator application.
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Creating a QR Code Generator in Python with Flask

QR codes have become an essential part of modern technology, offering a convenient way to share information quickly and efficiently. This guide will guide you through creating a QR code generator using Flask, a micro web framework for Python. Additionally, we'll include an example for generating WiFi QR codes.

Prerequisites

Before we start, ensure you have the following installed:

Python 3.x

Flask

qrcode (Python library)

You can install Flask and qrcode using pip:

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Setting Up the Flask Application

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This code sets up a Flask server with two routes: the index route to render the main page and a generate route to handle QR code generation.

Creating the HTML Template

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This simple HTML form allows users to input the data they want to encode into a QR code.

Generating a WiFi QR Code

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Running the Application

To run the application, execute the following command in your terminal:

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Conclusion

You've now created a basic QR code generator using Flask in Python. This application can be extended to include more features and customization options as needed. QR codes are a versatile tool, and with this foundation, you can integrate QR code generation into various projects.