Primer to Python multiprocessing, multithreading, and asyncio
Basic overview of parallel / concurrent programming, including comparisons between multiprocessing, multithreading, and asyncio (coroutines) in Python.
Code + Product
Method delegation in Python
Using Python, a short example on how to delegate specified methods to another object, as compared to composition and inheritance.
Using Python enums in SQLAlchemy models
How to use enums in your models to enforce value consistency.
Python command-line scripts with argparse
A template file for using conditional arguments when running Python scripts from the command line.
SQLAlchemy commit(), flush(), expire(), refresh(), merge() - what's the difference?
I've always struggled to remember between these very similar methods in the SQLALchemy ORM - so I took some time out to research these and write it down.
Prioritized Code Review Checklist - what to look for first, second, and last
A few notes on the code review process, and the steps I go through when reviewing.
Many to many relationships in SQLAlchemy models (Flask)
Building model definitions for many-to-many relationships via a secondary table.
Bash script to relink alembic migrations
Sick of `alembic merge heads` slowing down your builds? Here's a short bash script I wrote to rename your migration files and update its down revision.
Using model callbacks in SQLAlchemy to generate slugs
Dive into SQLAlchemy's little known `event.listen` method to automatically generate slugs when saving a model instance.
Overriding default Jinja dictionary attributes in Python view templates
How to use the `do` Jinja extension to modify an existing dictionary in your view template.
