PinnedMarcin KozakAt the start — a little about Python writingSo this is it. My first post here on Medium. I’ve spent a lot of time thinking about what topic to start with, even more than the time it…Sep 22, 20223Sep 22, 20223
Marcin KozakinTowards Data ScienceChaining Pandas Operations: Strengths and LimitationsLearn when it’s worth chaining Pandas operations in pipes.Jul 153Jul 153
Marcin KozakinTowards Data ScienceSlicing in Python: A Comprehensive GuideMaster Python slicing: from lists and tuples to NumPy arrays and Pandas dataframes, plus custom implementationsJun 52Jun 52
Marcin KozakinTowards Data ScienceThe Trap of Sprints: Don’t Be Like Scarlett O’Hara. Think Today!Why data scientists should prioritize communication and flexibility in agile projectsJun 3Jun 3
Marcin KozakinTowards Data ScienceEmbedding Markdown Files in a Streamlit DashboardSimplify Streamlit app code by moving longer static contents to Markdown files.May 28May 28
Marcin KozakinTowards Data SciencePassing Functions to Test Files in Python PytestThis is a very frequent question, but the solution is very simple: use a fixture.May 27May 27
Marcin KozakinTowards Data ScienceA Guide to Powerful Python EnumerationsImprove Python code for data science with simple, readable and performant enumerations.May 202May 202
Marcin KozakinTowards Data ScienceDon’t Let the Python dir() Function Trick You!The dir() function returns an object’s attributes. Unfortunately, it doesn’t reveal everything — discover how to find all attributes…May 133May 133
Marcin KozakinTowards Data SciencePython Type Hinting: Introduction to The Callable SyntaxThe collections.abc.Callable syntax may seem difficult. Learn how to use it in practical Python coding.May 81May 81
Marcin KozakinTowards Data SciencePython and the underscore (_)The article discusses various roles the underscore plays in Python.Apr 304Apr 304