fix(infra.py): fixed PEP 8. ref #402 @0.25h

infra.py

@@ -38,7 +38,7 @@ def reset_datastore(user_id):
     try:
         key = ndb.Key.from_path(u'User', user_id)
         ndb.delete(key)
-    except:
+    except Exception:
         pass
 
 
@@ -50,7 +50,7 @@ def check_word_datastore(user_id, check_word):
         if check_word in words:
             return False
         return True
-    except:
+    except Exception:
         return True
 
 
@@ -60,7 +60,7 @@ def save_word_datastore(user_id, save_word):
         user = ndb.get(key)
         user.words += u',' + save_word
         user.count += 1
-    except:
+    except Exception:
         user = User()
         user.user_id = user_id
         user.words += save_word