Course Content

Professional Web API with Flask

1. Introduction to the Course

Course Outline About API About REST API Project Description Project Initialization Environment Configuration and Dependency Management Establish SSH Connection to GitHub

2. Database and Models

SQLAlchemy Set Up Create Models Many-to-One Relationship One-to-One Relationship Many-to-Many Relationship

3. Flask-Smorest and Schemas

Introduction to Flask-Smorest Introduction to Marshmallow JSON Explanation Schema Handling with Marshmallow

4. Endpoints with Blueprints and MethodView

Blueprints and MethodView Overview Start with Blueprints and MethodViews First Endpoint, Flask-Migration and SQLite Studio Postman and Insomnia Team Endpoints User and Player Endpoints Swagger UI

5. Authentication with JWT

What is JWT?Flask-JWT-Extended Set Up User Registration Login Endpoint JWT Required Permissions Logout Endpoint Testing New Endpoints

6. Deployment

Enhancing Your App Last Git Push

Professional Web API with Flask

Introduction to Flask-Smorest

Flask-Smorest plays a crucial role in creating modern web applications by providing developers with tools for effective API management. A key feature is its integration with Swagger UI, which enables automatic generation of documentation for your API.

Utilizing Marshmallow Schemas for request validation, Flask-Smorest ensures the accuracy and security of data processing. This encompasses both serialization — the process of converting complex data types like Python objects into simpler formats such as JSON for storage or transmission — and deserialization, ensuring the data you send and receive adheres to defined schemas.

Additionally, the library offers a convenient error-handling mechanism through the use of the abort keyword, making the code cleaner and more understandable.

Blueprints, a significant part of Flask, assist in structuring the application by dividing it into logical components. Flask-Smorest seamlessly integrates with this feature, enabling you to efficiently organize your API.

Setting Up Flask-Smorest:

To get started with Flask-Smorest, you first need to install the library. Open your terminal and execute the command:

After installation, let's configure our API. Add the following code to your app.py file after initializing the Flask app:

These settings allow us to define the core parameters of our API, including its name, version, and the OpenAPI version we are using. The root address of our application is set as /.

We will continue to examine the settings and capabilities of Flask-Smorest, specifically discussing the use of Blueprints and Marshmallow for efficient API development.

1. What is Flask-Smorest primarily used for in Flask applications?

2. Flask-Smorest utilizes which of the following for defining and validating the structure of request and response data?

3. In Flask-Smorest, what is a Blueprint used for?

4. Which of the following is NOT a direct feature of Flask-Smorest?

What is Flask-Smorest primarily used for in Flask applications?

Select the correct answer

Building and documenting REST APIs.

Creating encrypted connections.

Managing database migrations.

Implementing user authentication.

Flask-Smorest utilizes which of the following for defining and validating the structure of request and response data?

Select the correct answer

JSON

WebSockets

WebForms

Marshmallow schemas

In Flask-Smorest, what is a Blueprint used for?

Select the correct answer

Defining a template for email responses.

Organizing a collection of related views and operations.

Storing configuration settings.

Managing user sessions.

Which of the following is NOT a direct feature of Flask-Smorest?

Select the correct answer

Database ORM integration.

Handling HTTP methods through class-based views.

Generating interactive API documentation.

Serializing query parameters.

Everything was clear?

Section 3. Chapter 1

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