LiteLLM Minor Fixes & Improvements (01/16/2025) - p2 (#7828)

* fix(vertex_ai/gemini/transformation.py): handle 'http://' image urls

* test: add base test for `http:` url's

* fix(factory.py/get_image_details): follow redirects

allows http calls to work

* fix(codestral/): fix stream chunk parsing on last chunk of stream

* Azure ad token provider (#6917)

* Update azure.py

Added optional parameter azure ad token provider

* Added parameter to main.py

* Found token provider arg location

* Fixed embeddings

* Fixed ad token provider

---------

Co-authored-by: Krish Dholakia <krrishdholakia@gmail.com>

* fix: fix linting errors

* fix(main.py): leave out o1 route for azure ad token provider, for now

get v0 out for sync azure gpt route to begin with

* test: skip http:// test for fireworks ai

model does not support it

* refactor: cleanup dead code

* fix: revert http:// url passthrough for gemini

google ai studio raises errors

* test: fix test

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Co-authored-by: bahtman <anton@baht.dk>

tests/local_testing/test_stream_chunk_builder.py

@@ -730,7 +730,6 @@ def test_stream_chunk_builder_openai_audio_output_usage():
         usage_dict == response_usage_dict
     ), f"\nExpected: {usage_dict}\nGot: {response_usage_dict}"
 
-
 def test_stream_chunk_builder_empty_initial_chunk():
     from litellm.litellm_core_utils.streaming_chunk_builder_utils import (
         ChunkProcessor,