MCP Script Rules

• ›When working with files in scripts/ :
• ›DO
• ›Use CLI arguments for all parameters (argparse)
• ›Include USAGE docstring at top of file
• ›Use call_mcp_tool(\"server__tool\", params) pattern
• ›Handle errors gracefully with informative messages
• ›Print results to stdout for Claude to process
• ›DON'T
• ›Hardcode parameters in the script
• ›Edit scripts to change parameters (use CLI args instead)
• ›Import from servers/ directly (use runtime.mcp_client)
• ›Tool N