Returning empty string if JS function was unable to find good locator

Also, not throwing stacktraces to the frontend

app/css_locators/auxiliary/generate_css_selector.js

@@ -54,7 +54,7 @@ const generateSelectorByElement = (element) => {
   } else if (!isSelectorByGeneratorString && isSelectorByFinderString) {
     selectorGenerationResult = selectorByFinder;
   } else {
-    selectorGenerationResult = 'CSS selector generation was failed';
+    selectorGenerationResult = "";
   }
   return selectorGenerationResult;
 };

app/css_locators/tasks.py

@@ -1,26 +1,29 @@
+import logging
 from pathlib import Path
 
-from selenium.common.exceptions import WebDriverException
-
 from app.celery_app import celery_app
 from app.selenium_app import get_webdriver
 
 
+logger = logging.getLogger(__name__)
+
+
 @celery_app.task(bind=True)
 def task_schedule_css_locator_generation(self, element_id: int, document_path: str) -> str:
     driver = get_webdriver()
 
     driver.get(f"file:///html/{Path(document_path).name}")
-    result = None
 
+    # noinspection PyBroadException
     try:
         result = driver.execute_script(
             f"""
             el = document.querySelector('[jdn-hash="{element_id}"]');
             return generateSelectorByElement(el);
             """
         )
-    except WebDriverException:
-        pass
-    finally:
-        return result
+    except Exception as exc:
+        logger.exception("Error generating CSS locator")
+        raise RuntimeError("Error generating CSS locator") from exc
+
+    return result