Return engine's language string that *best fits* to SearXNG's locale. :param searxng_locale: SearXNG's internal representation of locale

Search method of the ``offline`` engines

Creates a new DB connection (:py:obj:`SQLITE_CONNECT_ARGS`). If not already done, the DB schema is set up. The caller must take care of

Returns SearXNG's language tag from the locale and if exits, the tag includes the script name (e.g. en, zh_Hant).

Information about the *answerer*, see :py:obj:`AnswererInfo`.

Load plugins configured in SearXNG's settings :ref:`settings plugins`.

Raise exception for an HTTP response is an error. Args: resp (requests.Response): Response to check Raises: requests.HTTPErr

Returns SearXNG's region tag from the locale (e.g. zh-TW , en-US).

Create a copy of the dataclass object.

parse preferences from request (``flask.request.form``)

Converts a standard video URL into its embed format. Supported services include Youtube, Facebook, Instagram, TikTok, Dailymotion, and Bilibi

Initializes the DB schema and properties, is only executed once even if called several times. If the initialization has not yet taken

Return the SearXNG User Agent

Returns a HTTP 429 response object and writes a ERROR message to the 'botdetection' logger. This function is used in part by the filter methods