_validate_deprecation_params() — langchain Function Reference

Architecture documentation for the _validate_deprecation_params() function in deprecation.py from the langchain codebase.

Function python CoreAbstractions Serialization called by 1

Entity Profile

CoreAbstractions→ Serialization→ _validate_deprecation_params() — langchain Function Reference

Dependency Diagram

graph TD
  6c37de70_243b_b637_0066_3b3c7d974280["_validate_deprecation_params()"]
  94320bb6_6e56_d7f5_79eb_9674de780d72["deprecation.py"]
  6c37de70_243b_b637_0066_3b3c7d974280 -->|defined in| 94320bb6_6e56_d7f5_79eb_9674de780d72
  40d7e3e2_e923_83d0_042d_1c39ac220fba["deprecated()"]
  40d7e3e2_e923_83d0_042d_1c39ac220fba -->|calls| 6c37de70_243b_b637_0066_3b3c7d974280
  style 6c37de70_243b_b637_0066_3b3c7d974280 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/_api/deprecation.py lines 66–86

def _validate_deprecation_params(
    removal: str,
    alternative: str,
    alternative_import: str,
    *,
    pending: bool,
) -> None:
    """Validate the deprecation parameters."""
    if pending and removal:
        msg = "A pending deprecation cannot have a scheduled removal"
        raise ValueError(msg)
    if alternative and alternative_import:
        msg = "Cannot specify both alternative and alternative_import"
        raise ValueError(msg)

    if alternative_import and "." not in alternative_import:
        msg = (
            "alternative_import must be a fully qualified module path. Got "
            f" {alternative_import}"
        )
        raise ValueError(msg)