mirror of
https://github.com/hwchase17/langchain
synced 2024-10-29 17:07:25 +00:00
91 lines
2.9 KiB
Python
91 lines
2.9 KiB
Python
"""A unit test meant to catch accidental introduction of non-optional dependencies."""
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from pathlib import Path
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from typing import Any, Dict, Mapping
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import pytest
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import toml
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HERE = Path(__file__).parent
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PYPROJECT_TOML = HERE / "../../pyproject.toml"
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@pytest.fixture()
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def poetry_conf() -> Dict[str, Any]:
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"""Load the pyproject.toml file."""
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with open(PYPROJECT_TOML) as f:
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return toml.load(f)["tool"]["poetry"]
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def test_required_dependencies(poetry_conf: Mapping[str, Any]) -> None:
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"""A test that checks if a new non-optional dependency is being introduced.
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If this test is triggered, it means that a contributor is trying to introduce a new
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required dependency. This should be avoided in most situations.
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"""
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# Get the dependencies from the [tool.poetry.dependencies] section
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dependencies = poetry_conf["dependencies"]
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required_dependencies = [
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package_name
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for package_name, requirements in dependencies.items()
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if isinstance(requirements, str) or not requirements.get("optional", False)
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]
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assert sorted(required_dependencies) == [
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"PyYAML",
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"SQLAlchemy",
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"aiohttp",
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"async-timeout",
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"dataclasses-json",
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"langchainplus-sdk",
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"numexpr",
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"numpy",
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"openapi-schema-pydantic",
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"pydantic",
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"python",
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"requests",
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"tenacity",
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]
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def test_test_group_dependencies(poetry_conf: Mapping[str, Any]) -> None:
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"""Check if someone is attempting to add additional test dependencies.
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Only dependencies associated with test running infrastructure should be added
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to the test group; e.g., pytest, pytest-cov etc.
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Examples of dependencies that should NOT be included: boto3, azure, postgres, etc.
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"""
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test_group_deps = sorted(poetry_conf["group"]["test"]["dependencies"])
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assert test_group_deps == [
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"duckdb-engine", # Should be removed
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"freezegun",
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"lark", # Should be removed
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"pytest",
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"pytest-asyncio",
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"pytest-cov",
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"pytest-dotenv",
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"pytest-mock",
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"pytest-socket",
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"pytest-watcher",
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"responses",
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"syrupy",
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]
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def test_imports() -> None:
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"""Test that you can import all top level things okay."""
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from langchain.chains import LLMChain # noqa: F401
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from langchain.chat_models import ChatOpenAI # noqa: F401
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from langchain.document_loaders import BSHTMLLoader # noqa: F401
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from langchain.embeddings import OpenAIEmbeddings # noqa: F401
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from langchain.llms import OpenAI # noqa: F401
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from langchain.prompts import BasePromptTemplate # noqa: F401
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from langchain.retrievers import VespaRetriever # noqa: F401
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from langchain.tools import DuckDuckGoSearchResults # noqa: F401
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from langchain.utilities import SerpAPIWrapper # noqa: F401
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from langchain.vectorstores import FAISS # noqa: F401
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