Function merge_threadlocal

src/structlog/threadlocal.py:257–278

A processor that merges in a global (thread-local) context. Use this as your first processor in :func:`structlog.configure` to ensure thread-local context is included in all log calls. .. versionadded:: 19.2.0 .. versionchanged:: 20.1.0 This function used to be called

(
    logger: WrappedLogger, method_name: str, event_dict: EventDict
)

def merge_threadlocal(
    logger: WrappedLogger, method_name: str, event_dict: EventDict
) -> EventDict:
    """
    A processor that merges in a global (thread-local) context.

    Use this as your first processor in :func:`structlog.configure` to ensure
    thread-local context is included in all log calls.

    .. versionadded:: 19.2.0

    .. versionchanged:: 20.1.0
       This function used to be called ``merge_threadlocal_context`` and that
       name is still kept around for backward compatibility.

    .. deprecated:: 22.1.0
    """
    _deprecated()
    context = _get_context().copy()
    context.update(event_dict)

    return context


# Alias that shouldn't be used anymore.