pipeio_nb_analyze — extract processing contract from a notebook

Goal

(promoted from note)

Context

(see source note)

Prompt

Implement pipeio_nb_analyze(pipe, flow, name) — parse a percent-format .py notebook and return structured metadata: imports, RunCard fields, PipelineContext usage, section headers, cogpy function calls.

Reference capture: 20260325-210930-f725c6.

Acceptance Criteria

• [ ]

Result

(pending)