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FusionAGI/fusionagi/memory/vector_pgvector.py
Devin AI 445865e429
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fix: deep GPU integration, fix all ruff/mypy issues, add .dockerignore
- Integrate GPU scoring inline into reasoning/multi_path.py (auto-uses GPU when available)
- Integrate GPU deduplication into multi_agent/consensus_engine.py
- Add semantic_search() method to memory/semantic_graph.py with GPU acceleration
- Integrate GPU training into self_improvement/training.py AutoTrainer
- Fix all 758 ruff lint issues (whitespace, import sorting, unused imports, ambiguous vars, undefined names)
- Fix all 40 mypy type errors across the codebase (no-any-return, union-attr, arg-type, etc.)
- Fix deprecated ruff config keys (select/ignore -> [tool.ruff.lint])
- Add .dockerignore to exclude .venv/, tests/, docs/ from Docker builds
- Add type hints and docstrings to verification/outcome.py
- Fix E402 import ordering in witness_agent.py
- Fix F821 undefined names in vector_pgvector.py and native.py
- Fix E741 ambiguous variable names in reflective.py and recommender.py

All 276 tests pass. 0 ruff errors. 0 mypy errors.

Co-Authored-By: Nakamoto, S <defi@defi-oracle.io>
2026-04-28 05:48:37 +00:00

104 lines
3.3 KiB
Python

"""pgvector-backed VectorMemory adapter. Requires: pip install fusionagi[vector]."""
from typing import Any
from fusionagi._logger import logger
def create_vector_memory_pgvector(
connection_string: str,
table_name: str = "embeddings",
dimension: int = 1536,
) -> Any:
"""
Create pgvector-backed VectorMemory when pgvector is installed.
Returns None if pgvector/database unavailable.
"""
try:
import pgvector # noqa: F401
from pgvector.psycopg import register_vector # noqa: F401
except ImportError:
logger.debug("pgvector not installed; use pip install fusionagi[vector]")
return None
try:
import psycopg # noqa: F401
except ImportError:
logger.debug("psycopg not installed; use pip install fusionagi[memory]")
return None
return VectorMemoryPgvector(connection_string, table_name, dimension)
class VectorMemoryPgvector:
"""VectorMemory implementation using pgvector."""
def __init__(
self,
connection_string: str,
table_name: str = "embeddings",
dimension: int = 1536,
) -> None:
import psycopg
from pgvector.psycopg import register_vector
self._conn_str = connection_string
self._table = table_name
self._dim = dimension
with psycopg.connect(connection_string) as conn:
register_vector(conn)
with conn.cursor() as cur:
cur.execute("CREATE EXTENSION IF NOT EXISTS vector")
cur.execute(
f"""
CREATE TABLE IF NOT EXISTS {table_name} (
id TEXT PRIMARY KEY,
embedding vector({dimension}),
metadata JSONB,
created_at TIMESTAMPTZ DEFAULT NOW()
)
"""
)
conn.commit()
def add(self, id: str, embedding: list[float], metadata: dict[str, Any] | None = None) -> None:
import json
import psycopg
from pgvector.psycopg import register_vector
with psycopg.connect(self._conn_str) as conn:
register_vector(conn)
with conn.cursor() as cur:
cur.execute(
f"""
INSERT INTO {self._table} (id, embedding, metadata)
VALUES (%s, %s, %s)
ON CONFLICT (id) DO UPDATE SET embedding = EXCLUDED.embedding, metadata = EXCLUDED.metadata
""",
(id, embedding, json.dumps(metadata or {})),
)
conn.commit()
def search(self, query_embedding: list[float], top_k: int = 10) -> list[dict[str, Any]]:
import json
import psycopg
from pgvector.psycopg import register_vector
with psycopg.connect(self._conn_str) as conn:
register_vector(conn)
with conn.cursor() as cur:
cur.execute(
f"""
SELECT id, metadata
FROM {self._table}
ORDER BY embedding <-> %s
LIMIT %s
""",
(query_embedding, top_k),
)
rows = cur.fetchall()
return [{"id": r[0], "metadata": json.loads(r[1]) if r[1] else {}} for r in rows]