Initial commit from Create Llama

backend/app/engine/index.py

@@ -0,0 +1,31 @@
+import logging
+import os
+from llama_index.indices.managed.llama_cloud import LlamaCloudIndex
+
+
+logger = logging.getLogger("uvicorn")
+
+def get_index(params=None):
+    configParams = params or {}
+    pipelineConfig = configParams.get("llamaCloudPipeline", {})
+    name = pipelineConfig.get("pipeline", os.getenv("LLAMA_CLOUD_INDEX_NAME"))
+    project_name = pipelineConfig.get("project", os.getenv("LLAMA_CLOUD_PROJECT_NAME"))
+    api_key = os.getenv("LLAMA_CLOUD_API_KEY")
+    base_url = os.getenv("LLAMA_CLOUD_BASE_URL")
+    organization_id = os.getenv("LLAMA_CLOUD_ORGANIZATION_ID")
+
+    if name is None or project_name is None or api_key is None:
+        raise ValueError(
+            "Please set LLAMA_CLOUD_INDEX_NAME, LLAMA_CLOUD_PROJECT_NAME and LLAMA_CLOUD_API_KEY"
+            " to your environment variables or config them in .env file"
+        )
+
+    index = LlamaCloudIndex(
+        name=name,
+        project_name=project_name,
+        api_key=api_key,
+        base_url=base_url,
+        organization_id=organization_id
+    )
+
+    return index