Abstract: What can a developer teach a data analyst about data analysis? A few lines of Python code may be enough to solve a tricky data cleaning challenge. Functions can stop you from getting lost in many copies of very similar code. Tips for writing larger programs without tearing your hair out. Start writing code which is still useful in years to come, and which evolves without degrading into a big mess I will share examples of how I've used pure Python in my data analysis and give you simple tips on applying software development best practices to your code. For more details: https://pretalx.com/pycon-sweden-2021/talk/J9YM9F/ Speaker: Coen de Groot