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Add httpx_trust_env arg for openai_compatible model #791

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Aug 12, 2025
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Add httpx_trust_env arg for openai_compatible model #791

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20 changes: 17 additions & 3 deletions lmms_eval/models/simple/openai_compatible.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@

from dotenv import find_dotenv, load_dotenv
from loguru import logger as eval_logger
from openai import AzureOpenAI, OpenAI
from openai import AzureOpenAI, DefaultHttpxClient, OpenAI
from PIL import Image

load_dotenv(verbose=True)
Expand All @@ -39,8 +39,16 @@ def __init__(
response_persistent_folder: str = None,
azure_openai: bool = False,
max_frames_num: int = 10,
httpx_trust_env: bool = True,
**kwargs,
) -> None:
"""
:param httpx_trust_env: bool
httpx.Client used by openai-python has trust_env set to True by default. A
False value of this param constructs a httpx.Client with trust_env set to
False. Such a httpx.Client ignores environment variables (HTTP_PROXY,
HTTPS_PROXY, ALL_PROXY) and macOS proxy server settings.
"""
super().__init__()
self.model_version = model_version
self.timeout = timeout
Expand All @@ -64,10 +72,16 @@ def __init__(
self.response_cache = {}
self.cache_mode = "start"

# In China mainland, people usually use a VPN client to access international web
# sites such as Google. Such a client usually configures macOS proxy server
# settings. openai-python uses a httpx.Client with trust_env set to True. Such a
# httpx.Client uses macOS proxy server settings. Adding httpx_trust_env option
# allows httpx to ignore proxy server settings set by VPN clients.
http_client = DefaultHttpxClient(trust_env=httpx_trust_env) if not httpx_trust_env else None
self.client = (
OpenAI(api_key=os.getenv("OPENAI_API_KEY"), base_url=os.getenv("OPENAI_API_BASE"))
OpenAI(api_key=os.getenv("OPENAI_API_KEY"), base_url=os.getenv("OPENAI_API_BASE"), http_client=http_client)
if not azure_openai
else AzureOpenAI(api_key=os.getenv("AZURE_OPENAI_API_KEY"), azure_endpoint=os.getenv("AZURE_OPENAI_API_BASE"), api_version=os.getenv("AZURE_OPENAI_API_VERSION"))
else AzureOpenAI(api_key=os.getenv("AZURE_OPENAI_API_KEY"), azure_endpoint=os.getenv("AZURE_OPENAI_API_BASE"), api_version=os.getenv("AZURE_OPENAI_API_VERSION"), http_client=http_client)
)

accelerator = Accelerator()
Expand Down