How to integrate Python with Flask?
Integrating Python with Flask is a straightforward process, as Flask is a micro web framework specifically designed for Python. To begin, you'll need to install Flask using pip, the Python package manager. Open your terminal and run the command pip install Flask.
Next, create a new Python file, for example, app.py. Import Flask by adding from flask import Flask at the top of your file. Then, initialize a Flask application instance by writing app = Flask(__name__).
Define your application routes using the @app.route decorator. This decorator binds a URL to a Python function. For instance, to create a basic homepage, you can write:
@app.route('/')
def home():
return "Welcome to my Flask app!"
To run your Flask application, add the following block at the end of your app.py file:
if __name__ == '__main__':
app.run(debug=True)
This ensures that the Flask development server starts when you run the script. Navigate to the directory containing app.py and execute python app.py in your terminal. Your application will be accessible at http://127.0.0.1:5000/.
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To integrate Python with Flask:
Install Flask: Use pip install Flask to add Flask to your project.
Create a Flask App: Write a Python script with from flask import Flask and set up your app using app = Flask(__name__).
Define Routes: Use @app.route('/') to define URL routes and their handlers.
Run the App: Start the server with if __name__ == '__main__': app.run().
This basic setup gets you started with Flask for web development in Python. What other tips or questions do you have about using Flask?