Merge pull request #820 from kfsone/main

need to re-attempt backoff and yaml imports if the first import attempt fails

litellm/proxy/proxy_server.py

@@ -39,6 +39,8 @@ except ImportError:
     import tomli as tomllib
     import appdirs
     import tomli_w
+    import backoff
+    import yaml
 
 import random
 

requirements.txt

@@ -1,7 +1,13 @@
 litellm
 openai
 fastapi
+tomli
+appdirs
+tomli_w
+backoff
+pyyaml
 uvicorn
 boto3
 litellm
-redis
+redis
+pyyaml