Add logging statements for failure points

Author: ppinchuk

elm/web/file_loader.py

@@ -192,6 +192,7 @@ async def _fetch_doc(self, url):
                 logger.trace("Fetching content from %r", url)
                 url_bytes = await self._fetch_content_with_retry(url, session)
             except ELMRuntimeError:
+                logger.exception("Could not fetch content from %r", url)
                 return PDFDocument(pages=[]), None
 
         logger.trace("Got content from %r", url)

elm/web/search/base.py

@@ -71,8 +71,8 @@ async def _skip_exc_search(self, query, num_results=10):
         """Perform search while ignoring errors"""
         try:
             return await self._search(query, num_results=num_results)
-        except self._EXCEPTION_TO_CATCH as e:
-            logger.exception(e)
+        except self._EXCEPTION_TO_CATCH:
+            logger.exception("Could not complete search for query=%r", query)
             return []
 
     @abstractmethod