langchain/tests/unit_tests/test_dependencies.py
Harrison Chase 0ad984fa27
Docs combine document chain (#6994)
Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
Co-authored-by: Bagatur <baskaryan@gmail.com>
2023-07-04 12:51:04 -06:00

94 lines
3.0 KiB
Python

"""A unit test meant to catch accidental introduction of non-optional dependencies."""
from pathlib import Path
from typing import Any, Dict, Mapping
import pytest
import toml
HERE = Path(__file__).parent
PYPROJECT_TOML = HERE / "../../pyproject.toml"
@pytest.fixture()
def poetry_conf() -> Dict[str, Any]:
"""Load the pyproject.toml file."""
with open(PYPROJECT_TOML) as f:
return toml.load(f)["tool"]["poetry"]
def test_required_dependencies(poetry_conf: Mapping[str, Any]) -> None:
"""A test that checks if a new non-optional dependency is being introduced.
If this test is triggered, it means that a contributor is trying to introduce a new
required dependency. This should be avoided in most situations.
"""
# Get the dependencies from the [tool.poetry.dependencies] section
dependencies = poetry_conf["dependencies"]
required_dependencies = [
package_name
for package_name, requirements in dependencies.items()
if isinstance(requirements, str) or not requirements.get("optional", False)
]
assert sorted(required_dependencies) == [
"PyYAML",
"SQLAlchemy",
"aiohttp",
"async-timeout",
"dataclasses-json",
"langchainplus-sdk",
"numexpr",
"numpy",
"openapi-schema-pydantic",
"pydantic",
"python",
"requests",
"tenacity",
]
def test_test_group_dependencies(poetry_conf: Mapping[str, Any]) -> None:
"""Check if someone is attempting to add additional test dependencies.
Only dependencies associated with test running infrastructure should be added
to the test group; e.g., pytest, pytest-cov etc.
Examples of dependencies that should NOT be included: boto3, azure, postgres, etc.
"""
test_group_deps = sorted(poetry_conf["group"]["test"]["dependencies"])
assert test_group_deps == [
"duckdb-engine",
"freezegun",
"lark",
"pandas",
"pytest",
"pytest-asyncio",
"pytest-cov",
"pytest-dotenv",
"pytest-mock",
"pytest-socket",
"pytest-watcher",
"responses",
"syrupy",
]
def test_imports() -> None:
"""Test that you can import all top level things okay."""
from langchain.agents import OpenAIFunctionsAgent # noqa: F401
from langchain.callbacks import OpenAICallbackHandler # noqa: F401
from langchain.chains import LLMChain # noqa: F401
from langchain.chat_models import ChatOpenAI # noqa: F401
from langchain.document_loaders import BSHTMLLoader # noqa: F401
from langchain.embeddings import OpenAIEmbeddings # noqa: F401
from langchain.llms import OpenAI # noqa: F401
from langchain.retrievers import VespaRetriever # noqa: F401
from langchain.schema import BasePromptTemplate # noqa: F401
from langchain.tools import DuckDuckGoSearchResults # noqa: F401
from langchain.utilities import SerpAPIWrapper # noqa: F401
from langchain.vectorstores import FAISS # noqa: F401