updating import messages and reverting pyproject.toml

pyproject.toml

@@ -18,15 +18,6 @@ dependencies = [
     "tiktoken>=0.7.0",
     "typer>=0.10",
     "ipython>=8.18.1",
-    "sqlalchemy>=2.0.36",
-    "pgvector>=0.3.6",
-    "lancedb>=0.17.0",
-    "python-dotenv>=1.0.1",
-    "sqlalchemy-utils>=0.41.2",
-    "psycopg-pool>=3.2.4",
-    "psycopg-binary>=3.2.3",
-    "psycopg>=3.2.3",
-    "psycopg2-binary>=2.9.10",
 ]
 readme = "README.md"
 requires-python = ">= 3.9"

src/controlflow/memory/async_memory.py

@@ -141,7 +141,8 @@ def get_memory_provider(provider: str) -> AsyncMemoryProvider:
             import sqlalchemy
         except ImportError:
             raise ImportError(
-                "To use Postgres as a memory provider, please install the `sqlalchemy` package."
+                """To use async Postgres as a memory provider, please install the `sqlalchemy, `psycopg-pool`,
+                    `psycopg-binary`, and `psycopg` packages."""
             )
 
         import controlflow.memory.providers.postgres as postgres_providers

src/controlflow/memory/memory.py

@@ -172,7 +172,8 @@ def get_memory_provider(provider: str) -> MemoryProvider:
             import sqlalchemy
         except ImportError:
             raise ImportError(
-                "To use Postgres as a memory provider, please install the `sqlalchemy` package."
+                """To use Postgres as a memory provider, please install the `sqlalchemy, `psycopg-pool`,
+                    `psycopg-binary`, and `psycopg` `psycopg2-binary` packages."""
             )
 
         import controlflow.memory.providers.postgres as postgres_providers