python flask sqlite tutorial
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In this tutorial, we will explore how to build a simple web application using Python and Flask, and we will use SQLite as our database. Flask is a lightweight web framework in Python, and SQLite is a serverless, self-contained database engine. Combining these technologies allows us to quickly create web applications with a backend database.
Before you begin, make sure you have the following installed:
Activate the virtual environment.
On Windows:
On macOS and Linux:
Create a file named app.py for your Flask application.
Open app.py in your preferred text editor and add the following code:
This code sets up a simple Flask application with SQLite as the backend database. It includes routes for displaying tasks, adding tasks, and deleting tasks.
Create a folder named templates in your project directory. Inside this folder, create a file named index.html with the following content:
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