h ddlmZdedefdZy))Requestrequestreturnc~|jjd}|rd|S|jjddS)z Extract and format API key from request headers. Prioritizes x-litellm-api-key over Authorization header. Vertex JS SDK uses `Authorization` header, we use `x-litellm-api-key` to pass litellm virtual key zx-litellm-api-keyzBearer Authorization)headersget)rlitellm_api_keys m/var/www/Befach/backend/env/lib/python3.12/site-packages/litellm/proxy/pass_through_endpoints/common_utils.pyget_litellm_virtual_keyr sAoo))*=>O)** ??   33N)fastapirstrr rr rs 4W 4 4r