try_to_import() — langchain Function Reference

Architecture documentation for the try_to_import() function in test_imports.py from the langchain codebase.

Function python LangChainCore ApiManagement

Entity Profile

LangChainCore→ ApiManagement→ try_to_import() — langchain Function Reference

Dependency Diagram

graph TD
  2894240d_9ac5_55f6_7c23_548ba56ca54a["try_to_import()"]
  9facfe9c_3d96_0e99_01dc_62f4bbfd8a09["test_imports.py"]
  2894240d_9ac5_55f6_7c23_548ba56ca54a -->|defined in| 9facfe9c_3d96_0e99_01dc_62f4bbfd8a09
  style 2894240d_9ac5_55f6_7c23_548ba56ca54a fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/test_imports.py lines 21–31

def try_to_import(module_name: str) -> tuple[int, str]:
    """Try to import a module via subprocess."""
    module = importlib.import_module("langchain_core." + module_name)
    all_ = getattr(module, "__all__", [])
    for cls_ in all_:
        getattr(module, cls_)

    result = subprocess.run(
        ["python", "-c", f"import langchain_core.{module_name}"], check=True
    )
    return result.returncode, module_name