# Example: Custom Python tool # A simple custom tool that runs inline Python code. name: local/line-counter description: Count lines in a file source: custom code: | import pathlib path = pathlib.Path(inputs["file_path"]) count = len(path.read_text().splitlines()) return {"line_count": count} input_schema: type: object required: - file_path properties: file_path: type: string description: Path to the file to count lines in output_schema: type: object properties: line_count: type: integer capability: read_only: true writes: false idempotent: true resource_slots: - name: target_file resource_type: fs-mount access: read_only description: File system containing the target file binding: contextual timeout: 60