The State and Observer Patterns in a Python Agent Loop
LangGraph from Scratch, Phase 7: a loop that calls the model and runs tools until it answers, and a way to watch it run.
Oct 5, 202624 min read3
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#design-patterns
Articles tagged with #design-patterns
Dependency Injection and Interface Segregation in a Python RAG Retriever
LangGraph from Scratch, Phase 6: building the embedder, the vector store and the retriever as three separate pieces.
Oct 3, 202621 min read5
The Composite Pattern in a Python LLM Pipeline
LangGraph from Scratch, Phase 5: building Sequence, Branch, Parallel and Retry as steps.
Oct 1, 202616 min read4