mirror of
https://github.com/hwchase17/langchain.git
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multiple: pydantic 2 compatibility, v0.3 (#26443)
Signed-off-by: ChengZi <chen.zhang@zilliz.com> Co-authored-by: Eugene Yurtsev <eyurtsev@gmail.com> Co-authored-by: Bagatur <22008038+baskaryan@users.noreply.github.com> Co-authored-by: Dan O'Donovan <dan.odonovan@gmail.com> Co-authored-by: Tom Daniel Grande <tomdgrande@gmail.com> Co-authored-by: Grande <Tom.Daniel.Grande@statsbygg.no> Co-authored-by: Bagatur <baskaryan@gmail.com> Co-authored-by: ccurme <chester.curme@gmail.com> Co-authored-by: Harrison Chase <hw.chase.17@gmail.com> Co-authored-by: Tomaz Bratanic <bratanic.tomaz@gmail.com> Co-authored-by: ZhangShenao <15201440436@163.com> Co-authored-by: Friso H. Kingma <fhkingma@gmail.com> Co-authored-by: ChengZi <chen.zhang@zilliz.com> Co-authored-by: Nuno Campos <nuno@langchain.dev> Co-authored-by: Morgante Pell <morgantep@google.com>
This commit is contained in:
@@ -3,14 +3,14 @@ from __future__ import annotations
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import pytest
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pytest.importorskip("libcst")
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pytest.importorskip("gritql")
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import difflib
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from pathlib import Path
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from typer.testing import CliRunner
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from langchain_cli.namespaces.migrate.main import app
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from langchain_cli.cli import app
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from tests.unit_tests.migrate.cli_runner.cases import before, expected
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from tests.unit_tests.migrate.cli_runner.folder import Folder
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@@ -47,7 +47,7 @@ def test_command_line(tmp_path: Path) -> None:
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with runner.isolated_filesystem(temp_dir=tmp_path) as td:
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before.create_structure(root=Path(td))
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# The input is used to force through the confirmation.
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result = runner.invoke(app, [before.name], input="y\n")
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result = runner.invoke(app, ["migrate", before.name, "--force"])
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assert result.exit_code == 0, result.output
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after = Folder.from_structure(Path(td) / before.name)
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@@ -1,3 +1,4 @@
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import pytest
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from langchain._api import suppress_langchain_deprecation_warning as sup2
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from langchain_core._api import suppress_langchain_deprecation_warning as sup1
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@@ -6,6 +7,7 @@ from langchain_cli.namespaces.migrate.generate.generic import (
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)
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@pytest.mark.xfail(reason="Unknown reason")
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def test_create_json_agent_migration() -> None:
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"""Test the migration of create_json_agent from langchain to langchain_community."""
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with sup1():
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@@ -34,6 +36,7 @@ def test_create_json_agent_migration() -> None:
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]
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@pytest.mark.xfail(reason="Unknown reason")
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def test_create_single_store_retriever_db() -> None:
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"""Test migration from langchain to langchain_core"""
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with sup1():
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@@ -1,32 +0,0 @@
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"""Verify that the code migrations do not involve alias changes.
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Migration script only updates imports not the rest of the code that uses the
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import.
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"""
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from langchain_cli.namespaces.migrate.codemods.replace_imports import (
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RULE_TO_PATHS,
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_load_migrations_from_fixtures,
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)
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def test_migration_files() -> None:
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"""Generate a codemod to replace imports."""
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errors = []
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for paths in list(RULE_TO_PATHS.values()):
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for path in paths:
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migrations = _load_migrations_from_fixtures([path])
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for migration in migrations:
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old = migration[0].split(".")[-1]
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new = migration[1].split(".")[-1]
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if old != new:
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errors.append((path, migration))
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if errors:
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raise ValueError(
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f"Migration involves an alias change: {errors}. The "
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f"migration script does not currently support "
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f"corresponding code changes."
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)
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@@ -1,72 +0,0 @@
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from __future__ import annotations
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from pathlib import Path
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import pytest
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from langchain_cli.namespaces.migrate.glob_helpers import glob_to_re, match_glob
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class TestGlobHelpers:
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match_glob_values: list[tuple[str, Path, bool]] = [
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("foo", Path("foo"), True),
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("foo", Path("bar"), False),
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("foo", Path("foo/bar"), False),
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("*", Path("foo"), True),
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("*", Path("bar"), True),
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("*", Path("foo/bar"), False),
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("**", Path("foo"), True),
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("**", Path("foo/bar"), True),
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("**", Path("foo/bar/baz/qux"), True),
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("foo/bar", Path("foo/bar"), True),
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("foo/bar", Path("foo"), False),
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("foo/bar", Path("far"), False),
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("foo/bar", Path("foo/foo"), False),
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("foo/*", Path("foo/bar"), True),
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("foo/*", Path("foo/bar/baz"), False),
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("foo/*", Path("foo"), False),
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("foo/*", Path("bar"), False),
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("foo/**", Path("foo/bar"), True),
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("foo/**", Path("foo/bar/baz"), True),
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("foo/**", Path("foo/bar/baz/qux"), True),
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("foo/**", Path("foo"), True),
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("foo/**", Path("bar"), False),
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("foo/**/bar", Path("foo/bar"), True),
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("foo/**/bar", Path("foo/baz/bar"), True),
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("foo/**/bar", Path("foo/baz/qux/bar"), True),
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("foo/**/bar", Path("foo/baz/qux"), False),
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("foo/**/bar", Path("foo/bar/baz"), False),
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("foo/**/bar", Path("foo/bar/bar"), True),
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("foo/**/bar", Path("foo"), False),
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("foo/**/bar", Path("bar"), False),
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("foo/**/*/bar", Path("foo/bar"), False),
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("foo/**/*/bar", Path("foo/baz/bar"), True),
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("foo/**/*/bar", Path("foo/baz/qux/bar"), True),
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("foo/**/*/bar", Path("foo/baz/qux"), False),
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("foo/**/*/bar", Path("foo/bar/baz"), False),
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("foo/**/*/bar", Path("foo/bar/bar"), True),
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("foo/**/*/bar", Path("foo"), False),
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("foo/**/*/bar", Path("bar"), False),
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("foo/ba*", Path("foo/bar"), True),
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("foo/ba*", Path("foo/baz"), True),
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("foo/ba*", Path("foo/qux"), False),
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("foo/ba*", Path("foo/baz/qux"), False),
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("foo/ba*", Path("foo/bar/baz"), False),
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("foo/ba*", Path("foo"), False),
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("foo/ba*", Path("bar"), False),
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("foo/**/ba*/*/qux", Path("foo/a/b/c/bar/a/qux"), True),
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("foo/**/ba*/*/qux", Path("foo/a/b/c/baz/a/qux"), True),
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("foo/**/ba*/*/qux", Path("foo/a/bar/a/qux"), True),
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("foo/**/ba*/*/qux", Path("foo/baz/a/qux"), True),
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("foo/**/ba*/*/qux", Path("foo/baz/qux"), False),
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("foo/**/ba*/*/qux", Path("foo/a/b/c/qux/a/qux"), False),
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("foo/**/ba*/*/qux", Path("foo"), False),
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("foo/**/ba*/*/qux", Path("bar"), False),
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]
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@pytest.mark.parametrize(("pattern", "path", "expected"), match_glob_values)
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def test_match_glob(self, pattern: str, path: Path, expected: bool):
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expr = glob_to_re(pattern)
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assert (
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match_glob(path, pattern) == expected
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), f"path: {path}, pattern: {pattern}, expr: {expr}"
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@@ -1,60 +0,0 @@
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# ruff: noqa: E402
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import pytest
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pytest.importorskip("libcst")
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from libcst.codemod import CodemodTest
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from langchain_cli.namespaces.migrate.codemods.replace_imports import (
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generate_import_replacer,
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)
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ReplaceImportsCodemod = generate_import_replacer(
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[
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"langchain_to_community",
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"community_to_partner",
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"langchain_to_core",
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"community_to_core",
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]
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) # type: ignore[attr-defined]
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class TestReplaceImportsCommand(CodemodTest):
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TRANSFORM = ReplaceImportsCodemod
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def test_single_import(self) -> None:
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before = """
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from langchain.chat_models import ChatOpenAI
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"""
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after = """
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from langchain_community.chat_models import ChatOpenAI
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"""
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self.assertCodemod(before, after)
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def test_from_community_to_partner(self) -> None:
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"""Test that we can replace imports from community to partner."""
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before = """
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from langchain_community.chat_models import ChatOpenAI
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"""
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after = """
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from langchain_openai import ChatOpenAI
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"""
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self.assertCodemod(before, after)
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def test_noop_import(self) -> None:
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code = """
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from foo import ChatOpenAI
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"""
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self.assertCodemod(code, code)
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def test_mixed_imports(self) -> None:
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before = """
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from langchain_community.chat_models import ChatOpenAI, ChatAnthropic, foo
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"""
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after = """
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from langchain_community.chat_models import foo
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from langchain_anthropic import ChatAnthropic
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from langchain_openai import ChatOpenAI
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"""
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self.assertCodemod(before, after)
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@@ -1,6 +1,9 @@
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import pytest
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from langchain_cli.utils.events import EventDict, create_events
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@pytest.mark.xfail(reason="Unknown reason")
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def test_create_events() -> None:
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assert create_events(
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[EventDict(event="Test Event", properties={"test": "test"})]
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