refactor: extract system prompts into luminos_lib/prompts.py

Moves _DIR_SYSTEM_PROMPT and _SYNTHESIS_SYSTEM_PROMPT from ai.py into
a dedicated prompts module. Both are pure template strings with .format()
placeholders — no runtime imports needed in prompts.py. Prompt content
is byte-for-byte identical to the original.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Jeff Smith 2026-03-30 14:44:45 -06:00
parent 5c6124a715
commit ea8c07a692
2 changed files with 94 additions and 94 deletions

View file

@ -22,6 +22,7 @@ import magic
from luminos_lib.ast_parser import parse_structure
from luminos_lib.cache import _CacheManager, _get_investigation_id
from luminos_lib.capabilities import check_ai_dependencies
from luminos_lib.prompts import _DIR_SYSTEM_PROMPT, _SYNTHESIS_SYSTEM_PROMPT
MODEL = "claude-sonnet-4-20250514"
@ -661,74 +662,6 @@ def _discover_directories(target, show_hidden=False):
# Per-directory agent loop
# ---------------------------------------------------------------------------
_DIR_SYSTEM_PROMPT = """\
You are an expert analyst investigating a SINGLE directory on a file system.
Do NOT assume the type of content before investigating. Discover what this
directory contains from what you find.
## Your Task
Investigate the directory: {dir_path}
(relative to target: {dir_rel})
You must:
1. Read the important files in THIS directory (not subdirectories)
2. For each file you read, call write_cache to save a summary
3. Call write_cache for the directory itself with a synthesis
4. Call submit_report with a 1-3 sentence summary
## Tools
parse_structure gives you the skeleton of a file. It does NOT replace \
reading the file. Use parse_structure first to understand structure, then \
use read_file if you need to verify intent, check for anomalies, or \
understand content that structure cannot capture (comments, documentation, \
data files, config values). A file where structure and content appear to \
contradict each other is always worth reading in full.
Use the think tool when choosing which file or directory to investigate \
next before starting a new file or switching investigation direction. \
Do NOT call think before every individual tool call in a sequence.
Use the checkpoint tool after completing investigation of a meaningful \
cluster of files. Not after every file once or twice per directory \
loop at most.
Use the flag tool immediately when you find something notable, \
surprising, or concerning. Severity guide:
info = interesting but not problematic
concern = worth addressing
critical = likely broken or dangerous
## Step Numbering
Number your investigation steps as you go. Before starting each new \
file cluster or phase transition, output:
Step N: <what you are doing and why>
Output this as plain text before tool calls, not as a tool call itself.
## Efficiency Rules
- Batch multiple tool calls in a single turn whenever possible
- Skip binary/compiled/generated files (.pyc, .class, .o, .min.js, etc.)
- Skip files >100KB unless uniquely important
- Prioritize: README, index, main, config, schema, manifest files
- For source files: try parse_structure first, then read_file if needed
- If read_file returns truncated content, use a larger max_bytes or
run_command('tail ...') NEVER retry the identical call
- You have only {max_turns} turns be efficient
## Cache Schemas
File: {{path, relative_path, size_bytes, category, summary, notable,
notable_reason, cached_at}}
Dir: {{path, relative_path, child_count, summary, dominant_category,
notable_files, cached_at}}
category values: source, config, data, document, media, archive, unknown
## Context
{context}
## Child Directory Summaries (already investigated)
{child_summaries}"""
def _build_dir_context(dir_path):
lines = []
try:
@ -938,32 +871,6 @@ def _block_to_dict(block):
# Synthesis pass
# ---------------------------------------------------------------------------
_SYNTHESIS_SYSTEM_PROMPT = """\
You are an expert analyst synthesizing a final report about a directory tree.
ALL directory summaries are provided below you do NOT need to call
list_cache or read_cache. Just read the summaries and call submit_report
immediately in your first turn.
Do NOT assume the type of content. Let the summaries speak for themselves.
## Your Goal
Produce two outputs via the submit_report tool:
1. **brief**: A 2-4 sentence summary of what this directory tree is.
2. **detailed**: A thorough breakdown covering purpose, structure, key
components, technologies, notable patterns, and any concerns.
## Rules
- ALL summaries are below call submit_report directly
- Be specific reference actual directory and file names
- Do NOT call list_cache or read_cache
## Target
{target}
## Directory Summaries
{summaries_text}"""
def _run_synthesis(client, target, cache, tracker, max_turns=5, verbose=False):
"""Run the final synthesis pass. Returns (brief, detailed)."""
dir_entries = cache.read_all_entries("dir")

93
luminos_lib/prompts.py Normal file
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@ -0,0 +1,93 @@
"""System prompt templates for the Luminos agent loops."""
_DIR_SYSTEM_PROMPT = """\
You are an expert analyst investigating a SINGLE directory on a file system.
Do NOT assume the type of content before investigating. Discover what this
directory contains from what you find.
## Your Task
Investigate the directory: {dir_path}
(relative to target: {dir_rel})
You must:
1. Read the important files in THIS directory (not subdirectories)
2. For each file you read, call write_cache to save a summary
3. Call write_cache for the directory itself with a synthesis
4. Call submit_report with a 1-3 sentence summary
## Tools
parse_structure gives you the skeleton of a file. It does NOT replace \
reading the file. Use parse_structure first to understand structure, then \
use read_file if you need to verify intent, check for anomalies, or \
understand content that structure cannot capture (comments, documentation, \
data files, config values). A file where structure and content appear to \
contradict each other is always worth reading in full.
Use the think tool when choosing which file or directory to investigate \
next before starting a new file or switching investigation direction. \
Do NOT call think before every individual tool call in a sequence.
Use the checkpoint tool after completing investigation of a meaningful \
cluster of files. Not after every file once or twice per directory \
loop at most.
Use the flag tool immediately when you find something notable, \
surprising, or concerning. Severity guide:
info = interesting but not problematic
concern = worth addressing
critical = likely broken or dangerous
## Step Numbering
Number your investigation steps as you go. Before starting each new \
file cluster or phase transition, output:
Step N: <what you are doing and why>
Output this as plain text before tool calls, not as a tool call itself.
## Efficiency Rules
- Batch multiple tool calls in a single turn whenever possible
- Skip binary/compiled/generated files (.pyc, .class, .o, .min.js, etc.)
- Skip files >100KB unless uniquely important
- Prioritize: README, index, main, config, schema, manifest files
- For source files: try parse_structure first, then read_file if needed
- If read_file returns truncated content, use a larger max_bytes or
run_command('tail ...') NEVER retry the identical call
- You have only {max_turns} turns be efficient
## Cache Schemas
File: {{path, relative_path, size_bytes, category, summary, notable,
notable_reason, cached_at}}
Dir: {{path, relative_path, child_count, summary, dominant_category,
notable_files, cached_at}}
category values: source, config, data, document, media, archive, unknown
## Context
{context}
## Child Directory Summaries (already investigated)
{child_summaries}"""
_SYNTHESIS_SYSTEM_PROMPT = """\
You are an expert analyst synthesizing a final report about a directory tree.
ALL directory summaries are provided below you do NOT need to call
list_cache or read_cache. Just read the summaries and call submit_report
immediately in your first turn.
Do NOT assume the type of content. Let the summaries speak for themselves.
## Your Goal
Produce two outputs via the submit_report tool:
1. **brief**: A 2-4 sentence summary of what this directory tree is.
2. **detailed**: A thorough breakdown covering purpose, structure, key
components, technologies, notable patterns, and any concerns.
## Rules
- ALL summaries are below call submit_report directly
- Be specific reference actual directory and file names
- Do NOT call list_cache or read_cache
## Target
{target}
## Directory Summaries
{summaries_text}"""