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chore: import upstream snapshot with attribution
2026-07-13 11:58:51 +08:00

38 lines
1.7 KiB
Python

import contextlib
import warnings
# Load .env files at package import so DEFAULT_CONFIG's env-var overlay
# (and every llm_clients consumer) sees the user's keys regardless of
# which entry point started the process. find_dotenv(usecwd=True) walks
# from the CWD, so the installed `tradingagents` console script picks up
# the project's .env instead of stepping up from site-packages.
# load_dotenv defaults to override=False, so it never clobbers values
# the caller has already exported.
try:
from dotenv import find_dotenv, load_dotenv
load_dotenv(find_dotenv(usecwd=True))
load_dotenv(find_dotenv(".env.enterprise", usecwd=True), override=False)
except ImportError:
pass
# langchain-core 1.3.3 calls surface_langchain_deprecation_warnings() in
# its own __init__, which prepends default-action filters for its
# subclassed warning categories. To suppress a specific warning we must
# install our filter AFTER langchain-core has installed its own, so import
# it first. The package is a guaranteed transitive dep via langgraph.
with contextlib.suppress(ImportError):
import langchain_core # noqa: F401
# langgraph-checkpoint 4.0.3 calls Reviver() at module load without an
# explicit allowed_objects, which triggers a noisy pending-deprecation
# warning from langchain-core 1.3.3 on every interpreter start. The fix
# is already merged upstream (langchain-ai/langgraph#7743, 2026-05-08)
# and will arrive in the next langgraph-checkpoint release. Remove this
# block (and the langchain_core preload above) when we bump past it.
warnings.filterwarnings(
"ignore",
message=r"The default value of `allowed_objects`.*",
category=PendingDeprecationWarning,
)