The Observability Layer
Posted on Sun 22 March 2026 in Python • Tagged with development, change_seams
Posted on Sun 22 March 2026 in Python • Tagged with development, change_seams
Posted on Wed 04 March 2026 in Python • Tagged with development, change_seams
Part of the Change Seams series - why args_schema is the most important five lines in your tool definition, and how a contract layer survives model upgrades.
Posted on Wed 25 February 2026 in Python • Tagged with development, change_seams
Part of the Change Seams series - architecture patterns for LLM applications that survive the real world.
Posted on Sat 06 January 2024 in Python • Tagged with development
Posted on Thu 23 March 2023 in Python • Tagged with database
Posted on Sun 15 January 2023 in Python • Tagged with spark, pyspark, pytest, testing
Automate testing for pyspark applications using pytest. Includes use of markers and fixtures.