standalone_memory.py
"""
Standalone Memory Manager CRUD
==============================
This example shows how to add, get, delete, and replace user memories manually.
"""
from agno.db.postgres import PostgresDb
from agno.memory import MemoryManager, UserMemory
from rich.pretty import pprint
# ---------------------------------------------------------------------------
# Setup
# ---------------------------------------------------------------------------
db_url = "postgresql+psycopg://ai:ai@localhost:5532/ai"
# ---------------------------------------------------------------------------
# Create Memory Manager
# ---------------------------------------------------------------------------
memory = MemoryManager(db=PostgresDb(db_url=db_url))
# ---------------------------------------------------------------------------
# Run Memory Manager
# ---------------------------------------------------------------------------
if __name__ == "__main__":
memory.add_user_memory(
memory=UserMemory(memory="The user's name is John Doe", topics=["name"]),
)
print("Memories:")
pprint(memory.get_user_memories())
jane_doe_id = "jane_doe@example.com"
print(f"\nUser: {jane_doe_id}")
memory_id_1 = memory.add_user_memory(
memory=UserMemory(memory="The user's name is Jane Doe", topics=["name"]),
user_id=jane_doe_id,
)
memory_id_2 = memory.add_user_memory(
memory=UserMemory(memory="She likes to play tennis", topics=["hobbies"]),
user_id=jane_doe_id,
)
memories = memory.get_user_memories(user_id=jane_doe_id)
print("Memories:")
pprint(memories)
print("\nDeleting memory")
assert memory_id_2 is not None
memory.delete_user_memory(user_id=jane_doe_id, memory_id=memory_id_2)
print("Memory deleted\n")
memories = memory.get_user_memories(user_id=jane_doe_id)
print("Memories:")
pprint(memories)
print("\nReplacing memory")
assert memory_id_1 is not None
memory.replace_user_memory(
memory_id=memory_id_1,
memory=UserMemory(memory="The user's name is Jane Mary Doe", topics=["name"]),
user_id=jane_doe_id,
)
print("Memory replaced")
memories = memory.get_user_memories(user_id=jane_doe_id)
print("Memories:")
pprint(memories)
Run the Example
1
Set up your virtual environment
uv venv --python 3.12
source .venv/bin/activate
uv venv --python 3.12
.venv\Scripts\activate
2
Install dependencies
uv pip install -U agno psycopg-binary sqlalchemy
3
Run PgVector
docker run -d \
-e POSTGRES_DB=ai \
-e POSTGRES_USER=ai \
-e POSTGRES_PASSWORD=ai \
-e PGDATA=/var/lib/postgresql/data/pgdata \
-v pgvolume:/var/lib/postgresql/data \
-p 5532:5432 \
--name pgvector \
agnohq/pgvector:18
4
Run the example
Save the code above as
standalone_memory.py, then run:python standalone_memory.py