Published in Level Up Coding·6 days agoGitlab CI with docker composeShameless plug: This is related to a EuroPython 2022 talk I am giving, My Journey Using Docker as a Development Tool. For most of my common dev tasks, I’ve started to rely on docker/ docker compose to run commands locally. I have also started using vscode's.devcontainers, to provide a consistent…Python6 min read
Published in Level Up Coding·May 8Separate function handler modules when using Python SocketioIn this article, I will show you how you can have separate modules for your Socketio event handlers. Rather than keeping them all in the same file. Hopefully this should be a relatively short article, lets get into it Main In this example I will be using SocketIO alongside FastAPI, but…Python3 min read
Published in Level Up Coding·May 8E2E tests with Gitlab CI servicesThis will be a slightly shorter article. In this article, I will show you how I’ve managed to do some end-to-end testing with Gitlab CI services. I’m building a browser-based multiplayer game called Banter Bus. Banter Bus consists of three main components, gui: A SvelteKit based frontend the user will…Testing4 min read
Published in Level Up Coding·May 6Testing socketio in Python and uvicornIn this article I will show you how you can test an async Socketio application in Python, where the ASGI server we are running is uvicorn. I will be referring to these tests as integration tests, though depending on who you ask they could be called E2E tests, system tests…Testing8 min read
Published in Level Up Coding·Dec 23, 2021Testing a Gatsby Application with Cypress on Gitlab CIIn this blog post, we will go over how we can automatically test a Gatsby site end-to-end (e2e), using Cypress on Gitlab CI. Introduction Gatsby Gatsby is a static site generator (SSG) built upon React. It allows us to create “blazing” fast websites. …Testing4 min read
Published in Level Up Coding·Jan 20, 2021How to create a Golang Web Application using FizzBackground A bit of background before we start the article. When I develop a Python web service I use the Connexion library created by Zalando. It’s a great library which is built on top of Flask. It uses an OpenAPI Specification (OAS) file to handle input validation and routing for you…Golang10 min read
Published in Level Up Coding·Dec 20, 2020Golang and MongoDB with Polymorphism and BSON UnmarshalRecently I’ve been working on a new personal project called Banter Bus, a browser-based multiplayer game. I’ve been working on a REST API to add new questions to the game. The API is built in Golang and uses MongoDB as the database. Since Golang is a strongly typed language, we…Golang4 min read
Published in DataDrivenInvestor·Nov 30, 2020What does yield do in Python?In this article, we will go over what the yield keyword is used for. We will also cover how you can use a yield with a pytest fixture to allow us to clean up data after our tests. Background Iterables & Iterators Before we can look at the yield keyword we will need to…Python4 min read
Published in The Startup·Nov 11, 2020How to Add a ToC in GatsbyA lot of people, I included, are using Gatsby to build their own blogs. One of the things I wanted to add to my blog was a table of contents (ToC) 📝. A ToC will show you all the headings of an article and when you click on a heading…Gatsby6 min read
Published in Level Up Coding·Oct 27, 2020How DNS works with Docker?In this article, we will briefly go over what DNS (domain name system) is and explain how it is used in conjunction with Docker 🐳. DNS You can think of DNS like a phonebook, except instead of people’s name and phone numbers, it stores domains names and IP addresses (this can…Docker5 min read
