Python

Notes on the Python programming language — testing, async, type hints, and practical patterns.

Injecting Pytest fixtures without cluttering test signatures December 2, 2024 · article

Explicit method overriding with @typing.override November 6, 2024 · article

Quicker startup with module-level __getattr__ November 3, 2024 · article

Shades of testing HTTP requests in Python September 2, 2024 · article

Taming parametrize with pytest.param August 28, 2024 · article

Log context propagation in Python ASGI apps August 6, 2024 · article

Please don't hijack my Python root logger August 3, 2024 · article

TypeIs does what I thought TypeGuard would do in Python April 27, 2024 · article

Patching pydantic settings in pytest January 27, 2024 · article

Annotating args and kwargs in Python January 8, 2024 · article

Statically enforcing frozen data classes in Python January 4, 2024 · article

Debugging dockerized Python apps in VSCode December 22, 2023 · article

Banish state-mutating methods from data classes December 16, 2023 · article

Taming conditionals with bitmasks July 29, 2023 · article

Memory leakage in Python descriptors July 16, 2023 · article

Unix-style pipelining with Python's subprocess module July 14, 2023 · article

Enabling repeatable lazy iterations in Python July 13, 2023 · article

Escaping the template pattern hellscape in Python July 1, 2023 · article

Python dependency management redux June 27, 2023 · article

Implementing a simple traceroute clone in Python June 1, 2023 · article

Sorting a Django queryset by a custom sequence of an attribute May 9, 2023 · article

Deduplicating iterables while preserving order in Python May 1, 2023 · article

Pushing real-time updates to clients with Server-Sent Events (SSEs) April 8, 2023 · article

Signal handling in a multithreaded socket server February 26, 2023 · article

Switching between multiple data streams in a single thread February 19, 2023 · article

Skipping the first part of an iterable in Python February 12, 2023 · article

Pausing and resuming a socket server in Python February 5, 2023 · article

Debugging a containerized Django application in Jupyter Notebook January 14, 2023 · article

Manipulating text with query expressions in Django January 7, 2023 · article

Using tqdm with concurrent.fututes in Python January 6, 2023 · article