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Turn a workflow into named steps and clear next-step edges — including branches that read your state — so the path is visible, not buried in if-soup.
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Branching and Graphs
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Branching and Graphs
Contract
- Put your API key in the practice file (fine for local learning)
- Create an authenticated client
- Keep refund state + named step functions (nodes)
- Use edges (including a branch on size) to pick the next step
- Print the path of nodes and the final state
graph_demo.py
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Example console
Sample run — exact text can vary
Running graph... node: lookup node: decide node: wait_human Path: lookup → decide → wait_human → done Final state: order_id: 4412 amount_usd: 900 item: laptop stand size: LARGE approved: not_yet status: needs_approval reply: Order 4412 needs human approval ($900) before refund. Final answer: Order 4412 needs human approval ($900) before refund.