For my assets web app, written in Flask (Python) I have separated the app and the database into separate instances. This allows me to update the app and its dependencies without impacting the database and its dependencies, or vice-versa. The database could be one of many as I’m using SQLAlchemy to handle the connectivity between … Continue reading Flask and SQLAlchemy: Connecting To MySQL (Python / Notes)
The Software Engineering & Agile module of my degree apprenticeship is coming to a close. With that in mind I think I can now share the coding I’ve done for the assignment especially as I needed to store it in a public repository (it’s on my GitHub at https://github.com/geektechdude/qa-se-webapp ) as part of the submissions … Continue reading An Asset WebApp (Flask / Python)
Continuing on with the Software Engineering & Agile module of my degree, I need to be able to show my Flask web application running. After picking a cloud platform (in this case Azure) I git cloned my repository to the Linux Ubuntu instance that will be running it and realised that I’ve not included a … Continue reading Running Flask As A Linux Service (Linux / Python)
Less of blog post and more of a reminder to myself. When using Flask and Unit Testing with Python, if either of the below errors occur (or something similar): Then it may be because the setUp function of the test class has not set up correctly. Spent some time going round in circles until I … Continue reading AttributeError: ‘FlaskClientTestCase’ object has no attribute ‘app_context’ – Unit Testing (Python)
Now that the temperature sensor is taking readings and tweeting them I want to look at exporting the results another way, and what better way than a web page. I have created guides on using a Raspberry Pi as various different types of web server; see: Node.JS Apache / WordPress Django So today I am … Continue reading Installing / Using Flask or Raspberry Pi IoT Project: Temperature Part 4 (Raspberry Pi / Python)
I have got my Flask (Python) web application live and being deployed via CI/CD, and I have reports on my code coverage so that I know where code testing needs improving. However, this is not a moment to relax as up next is security testing. Note: This blog post discusses security tooling which should not … Continue reading Web Security – OWASP ZAP
In this blog post I take my Flask (Python) web application and deployment to Microsoft Azure, and instead of doing it manually I do it via a CI/CD. I’ve previously discussed Continuous Integration (CI) in blog posts around CI, GitHub actions and recently Code Coverage. The CD of CI/CD can stand for Continuous Deployment or … Continue reading Continuous Deployment, Continuous Delivery – The CD of CI/CD (GitHub / Python / DevOps)
Testing is important, especially in Continuous Integration / Continuous Deployment (CI/CD) environments, as it gives some reassurance that a code commit has not broken anything. But what happens if you are unsure how much of your project is covered by tests? Code Coverage Code coverage monitors tests as they run and checks which parts of … Continue reading Code Coverage (Python / DevOps)
Ever wanted to add one of those badges that say “passing”, or even “failing” to your GitHub repositories README file? I recently created a project and had GitHub Actions run tests on the project so I could get an automatic notification if any changes broke my project. One option I could have added was for … Continue reading Adding Badges To Read Me File (GitHub)
In this blog post I am going to look Azure Load Testing, using it to test how much my web application can take before it breaks. I am currently hosting my Flask (Python) web application within Microsoft Azure. Orignally I tried to go with the cheapest compute option I could find as this project is … Continue reading Azure Load Testing (Azure)
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