feat: add llamaindex cassandra tool (#439)

Author: nicoloboschi

libs/e2e-tests/e2e_tests/llama_index/test_cassandra_tool.py

@@ -0,0 +1,56 @@
+import uuid
+
+import cassio
+
+from llama_index.agent.openai import OpenAIAgent
+from llama_index.llms.openai import OpenAI
+
+from llama_index.tools.cassandra.base import CassandraDatabaseToolSpec
+from llama_index.tools.cassandra.cassandra_database_wrapper import (
+    CassandraDatabase,
+)
+
+
+def test_tool_with_openai_tool(cassandra):
+    session = cassio.config.resolve_session()
+
+    session.execute(
+        """
+        CREATE TABLE IF NOT EXISTS default_keyspace.tool_table_users (
+        user_id UUID PRIMARY KEY ,
+        user_name TEXT ,
+        password TEXT
+    );
+    """
+    )
+    session.execute(
+        """
+    CREATE INDEX user_name
+   ON default_keyspace.tool_table_users (user_name);
+    """
+    )
+
+    user_id = uuid.uuid4()
+    session.execute(
+        f"""
+        INSERT INTO default_keyspace.tool_table_users (user_id, user_name) 
+        VALUES ({user_id}, 'my_user');
+    """
+    )
+    db = CassandraDatabase()
+
+    spec = CassandraDatabaseToolSpec(db=db)
+
+    tools = spec.to_tool_list()
+    for tool in tools:
+        print(tool.metadata.name)
+
+    llm = OpenAI(model="gpt-4o")
+    agent = OpenAIAgent.from_tools(tools, llm=llm, verbose=True)
+
+    response = agent.chat(
+        "What is the user_id of the user named 'my_user' in table default_keyspace.tool_table_users?"
+    )
+    print(response)
+    assert response is not None
+    assert str(user_id) in str(response)

libs/llamaindex/pyproject.toml

@@ -21,6 +21,7 @@ llama-index = "0.10.31"
 llama-index-vector-stores-astra-db = "0.1.7"
 llama-index-vector-stores-cassandra = "0.1.3"
 llama-index-embeddings-langchain = "0.1.2"
+llama-index-tools-cassandra = "0.1.1"
 llama-parse = "0.4.1"
 # optional integrations
 ## azure