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Python

A collection of 4 posts
When a Flask DB Upgrade Fails on a Batch of Scripts
Python

When a Flask DB Upgrade Fails on a Batch of Scripts

What happens when 1 script in a "flask db upgrade" batch fails, how does the roll back behave?
Nov 13, 2021 5 min read
A Dive into Python Type Hints
Python

A Dive into Python Type Hints

An overview of typing hinting in Python, including Optional, Union, Protocol, TypeVar and Callable types.
Nov 9, 2021 5 min read
Automating Pilot Health Checks with Holt-Winters & Graphite
DevOps

Automating Pilot Health Checks with Holt-Winters & Graphite

Recently Netflix announced the release of Kayenta [https://medium.com/netflix-techblog/automated-canary-analysis-at-netflix-with-kayenta-3260bc7acc69] ; an open source tool for automating canary analysis they use to ensure their pilot deployments are healthy. This post outlines how you can achieve something similar with built-in Graphite functionality; we will set up a test server in
May 12, 2018 7 min read
Python

Workflowy Scheduling in Python

Workflowy [https://workflowy.com] is one of my favourite personal management tools; it’s an outlining tool that allows you to create large hierarchies of bullet points. What differentiates it from, say, doing the same in a Word document is: * The ability to “focus in” on a single bullet point,
Feb 18, 2016 3 min read
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