Add support for anthropic (#1819)

mem0/vector_stores/pgvector.py

@@ -9,19 +9,7 @@ try:
     import psycopg2
     from psycopg2.extras import execute_values
 except ImportError:
-    user_input = input("The 'psycopg2' library is required. Install it now? [y/N]: ")
-    if user_input.lower() == 'y':
-        try:
-            subprocess.check_call([sys.executable, "-m", "pip", "install", "psycopg2"])
-            import psycopg2
-            from psycopg2.extras import execute_values
-        except subprocess.CalledProcessError:
-            print("Failed to install 'psycopg2'. Please install it manually using 'pip install psycopg2'.")
-            sys.exit(1)
-    else:
-        print("The required 'psycopg2' library is not installed.")
-        sys.exit(1)
-
+    raise ImportError("The 'psycopg2' library is required. Please install it using 'pip install psycopg2'.")
 
 from mem0.vector_stores.base import VectorStoreBase