[doc] add description of method EngineProcessor.get_params()

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

1 files changed, 7 insertions, 0 deletions

diff --git a/searx/search/processors/abstract.py b/searx/search/processors/abstract.py
index d4822fc56..d74616db0 100644
--- a/searx/search/processors/abstract.py
+++ b/searx/search/processors/abstract.py
@@ -138,6 +138,13 @@ class EngineProcessor(ABC):
         return False
 
     def get_params(self, search_query, engine_category):
+        """Returns a set of *request params* or ``None`` if request is not supported.
+
+        Not supported conditions (``None`` is returned):
+
+        - A page-number > 1 when engine does not support paging.
+        - A time range when the engine does not support time range.
+        """
         # if paging is not supported, skip
         if search_query.pageno > 1 and not self.engine.paging:
             return None