Function _augment_postgres_settings

python/pathway/io/postgres/__init__.py:131–142

Return a copy of ``settings`` with the Pathway Live Data Framework-managed defaults (``application_name`` and TCP-keepalive tuning) injected for any key the user did not provide. The user's explicit values always win — :py:meth:`dict.setdefault` is the explicit Python idiom for "set

(settings: dict, unique_name: str | None)

def _augment_postgres_settings(settings: dict, unique_name: str | None) -> dict:
    """Return a copy of ``settings`` with the Pathway Live Data Framework-managed defaults
    (``application_name`` and TCP-keepalive tuning) injected for any
    key the user did not provide. The user's explicit values always
    win — :py:meth:`dict.setdefault` is the explicit Python idiom for
    "set if absent" and is what we rely on here.
    """
    augmented = dict(settings)
    augmented.setdefault("application_name", _build_application_name(unique_name))
    for key, value in _LIBPQ_TIMEOUT_DEFAULTS.items():
        augmented.setdefault(key, value)
    return augmented


def _connection_string_from_settings(settings: dict):