Limit search results to english

Only get required information from search API

app.py

@@ -28,6 +28,8 @@ def google_search_api_request( query ):
         q=query,
         cx=cx,
         num=5,
+        lr='lang_en', # lang_de
+        fields='items(title,link),searchInformation(totalResults)'
         ).execute()
 
 def search_results( query ):
@@ -40,12 +42,12 @@ def search_results( query ):
             results = json.load( results_file )
     else:
         search_result = google_search_api_request( query )
-        if (  int( search_result['searchInformation']['totalResults'] ) > 0 ):
+        if int( search_result['searchInformation']['totalResults'] ) > 0:
             results = search_result['items']
             with open( file_path, 'w' ) as results_file:
                 json.dump( results, results_file )
 
-    if ( len( results ) == 0 ) :
+    if len( results ) == 0:
         raise Exception('No results found.')
     
     return results