Jose Salvatierra - The Teclado Blog

Build your first REST API with FastAPI

Get started with FastAPI by building a time-tracking API, including database connectivity, Pydantic models, GET and POST requests, and more!

Learn Python Programming

Introduction to pytest: A Beginner's Guide

Add tests to your Python code with pytest. Let me show you how to write simple, effective tests!

REST APIs

How to deploy Flask and MongoDB to Render

In this post we show you how to deploy your Flask and MongoDB app for free to Render.com and MongoDB Atlas.

Web Development

How to customise pages and emails of Flask-Security-Too

When you add login, signup, or other features with Flask-Security-Too, you get some unstyled plain HTML pages. Learn how to customise and style them in this article.

Flask

User email confirmations with Flask-Security-Too

Requiring user confirmation via email is traditionally not a simple thing to do. Flask extension Flask-Security-Too makes it much simpler.

Flask

Query string arguments in REST APIs with Flask

Query string arguments allow clients to send us extra data in the URL. Learn how to access query string arguments in a plain Flask route and in a Flask-Smorest API.

Flask

User authentication in Flask with Flask-Security-Too

Learn how to easily add user login and signup to any Flask app using the popular extension Flask-Security-Too!

REST APIs

New Free Course: FastAPI for Beginners

We've finally published our latest course: FastAPI for Beginners. It's a free course to help you get started with FastAPI.

Learn Python Programming

How to use pyenv to manage Python versions

If you need to install multiple Python versions, going the ol' installer route isn't the best idea. In this article I show you how I manage multiple Python versions, using pyenv.

REST APIs

Create JWTs using Python for Flask or FastAPI

Learn how to create JWTs for authentication using either Flask or pure Python (for use in FastAPI and other frameworks).

Learn Python Programming

How to run tasks periodically in Render.com

Have you ever had to run some code every hour, or every day, or every week? In this article I'll show you how to set it up, to run in the cloud, very easily!

Learn Python Programming

How to upload files to Backblaze B2 using Python

If your web app handles user uploads, you need a place to store the files. This article shows you how to set up Backblaze B2, a cloud storage service, to store any uploaded files using Python.

REST APIs

Exploring Python Task Queues: Celery and rq

An overview of how task queues work and how to set up an rq task queue and background worker using Redis. With examples.

Flask

How to handle file uploads with Flask

Uploading files is tricky! In this post we show you two ways: a simple and a less simple, depending on your needs.

REST APIs

Build your first REST API with Flask and PostgreSQL

Learn to build a REST API to collect, aggregate, and serve temperature data using Flask and PostgreSQL!

Learn Python Programming

The @property decorator in Python

The property decorator allows us to define methods that act as attributes in Python classes. This simplifies using the objects, and extends what we can do when getting and setting attribute values.

Learn Python Programming

How to simplify long if statements in Python

When Python if statements grow, they become difficult to work with. Learn how to simplify them using match-case and dictionaries in this post!

REST APIs

How to Add API Key Authentication to a Flask app

Learn how to add API key authentication to your Flask apps using Flask-RESTful and SQLAlchemy.

Learn Python Programming

Changes to async event loops in Python 3.10

Python 3.10 deprecated a frequently-used function in the asyncio library. In this post we explain what the new best practice is and how to change your code to use it.

Learn Python Programming

Using "match...case" in Python 3.10

Learn about the new "match...case" syntax in Python 3.10, and how you can use it with a bunch of examples!

Flask

Build a blog platform with Flask: writing and showing posts

Part 1 of this series to guide you through building a blog using Flask and Python! In this post you'll learn how to start your Flask app, set up a database, and create posts.

Learn Python Programming

Working with Python virtual environments: the complete guide

Working with dependencies is a fact of life. With this post, learn about dependency management in Python using virtual environments!

Learn Python Programming

30 Days Of Python

30 Days Of Python is a series that guides you through the initial stages of learning to code with Python. Totally free, with dozens of exercises and projects to complete!

Learn Python Programming

Marshmallow serialization with MongoDB and Python

In this blog post we'll learn how to use the marshmallow library to serialize and deserialize data coming from both users and MongoDB!

Learn Python Programming

Work with dates and times in Python using datetime

Dates and times are essential in programming, but they come with complications: parsing and serializing, storing in databases, and working with timezones among others. Read this post to learn more about how to work with dates and times in Python effectively!