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123 lines
4.9 KiB
Python
123 lines
4.9 KiB
Python
#!/usr/bin/env python3
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"""
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Lean-to-Parquet Dataset Generator
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Transforms the Sovereign Informatic Manifold (Lean 4) into a columnar format
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suitable for Spiking Neural Network (SNN) training.
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Includes Apache 2.0 attribution and ENE-schema'd metadata.
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"""
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import os
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import json
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import hashlib
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from pathlib import Path
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import pyarrow as pa
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import pyarrow.parquet as pq
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from datetime import datetime
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from shim.utils.datetime_utils import utc_now
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# ═══════════════════════════════════════════════════════════════════════════
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# §0 Configuration & Metadata
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# ═══════════════════════════════════════════════════════════════════════════
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RESEARCH_STACK_ROOT = Path("/home/allaun/Research Stack")
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LEAN_SRC_ROOT = RESEARCH_STACK_ROOT / "0-Core-Formalism/lean/Semantics/Semantics"
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OUTPUT_DIR = RESEARCH_STACK_ROOT / "shared-data/data/datasets"
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OUTPUT_FILE = OUTPUT_DIR / "sovereign_manifold_v1.parquet"
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ATTRIBUTION = {
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"source": "Sovereign Informatic Manifold",
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"license": "Apache 2.0",
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"owner": "Lost Frog Research",
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"timestamp": utc_now()
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}
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# ═══════════════════════════════════════════════════════════════════════════
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# §1 Extraction Logic
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# ═══════════════════════════════════════════════════════════════════════════
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def extract_lean_metadata(content: str) -> dict:
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"""Extracts docstrings and basic stats from Lean source."""
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docstring = ""
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if "/-" in content:
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start = content.find("/-")
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end = content.find("-/", start)
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if end != -1:
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docstring = content[start+2:end].strip()
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return {
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"docstring": docstring,
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"logic_density": content.count("def ") + content.count("theorem ") + content.count("lemma "),
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"token_count": len(content.split())
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}
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def gather_manifold_data():
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"""Traverses the Semantics directory and gathers data rows."""
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rows = []
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if not LEAN_SRC_ROOT.exists():
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print(f"[ERROR] Source root does not exist: {LEAN_SRC_ROOT}")
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return []
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for lean_file in LEAN_SRC_ROOT.rglob("*.lean"):
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try:
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with open(lean_file, 'r', encoding='utf-8') as f:
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content = f.read()
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meta = extract_lean_metadata(content)
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module_path = str(lean_file.relative_to(LEAN_SRC_ROOT))
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rows.append({
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"module_path": module_path,
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"content": content,
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"docstring": meta["docstring"],
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"logic_density": meta["logic_density"],
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"token_count": meta["token_count"],
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"hash": hashlib.sha256(content.encode()).hexdigest(),
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"attribution": json.dumps(ATTRIBUTION)
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})
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print(f"[OK] Ingested: {module_path}")
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except Exception as e:
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print(f"[WARN] Failed to process {lean_file}: {e}")
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return rows
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# ═══════════════════════════════════════════════════════════════════════════
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# §2 Parquet Serialization
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# ═══════════════════════════════════════════════════════════════════════════
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def write_parquet(rows):
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"""Writes the gathered data to a Parquet file."""
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if not rows:
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print("[ERROR] No data rows to write.")
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return
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OUTPUT_DIR.mkdir(parents=True, exist_ok=True)
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# Define Schema
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fields = [
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pa.field('module_path', pa.string()),
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pa.field('content', pa.string()),
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pa.field('docstring', pa.string()),
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pa.field('logic_density', pa.int32()),
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pa.field('token_count', pa.int32()),
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pa.field('hash', pa.string()),
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pa.field('attribution', pa.string())
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]
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schema = pa.schema(fields)
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# Convert rows to arrays
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data = {k: [r[k] for r in rows] for k in rows[0].keys()}
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table = pa.Table.from_pydict(data, schema=schema)
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# Write to file
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pq.write_table(table, OUTPUT_FILE)
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print(f"\n[SUCCESS] Parquet dataset created at: {OUTPUT_FILE}")
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print(f"[INFO] Total Manifold Modules: {len(rows)}")
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if __name__ == "__main__":
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print("[INIT] Launching Lean-to-Parquet pipeline...")
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manifold_rows = gather_manifold_data()
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write_parquet(manifold_rows)
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