fix bugs for flake8

Author: wintermelon008

EduNLP/ModelZoo/quesnet/quesnet.py

@@ -195,7 +195,7 @@ def make_batch(self, data, device, pretrain=False):
 
         words = torch.cat(words, dim=0) if words else None
         ims = torch.cat(ims, dim=0) if ims else None
-        metas = torch.cat(metas, dim=0) if metas else None      
+        metas = torch.cat(metas, dim=0) if metas else None
 
         if pretrain:
             return (

EduNLP/Pretrain/quesnet_vec.py

@@ -361,7 +361,7 @@ def __init__(
             silent=False
         )
         tokenizer.set_meta_vocab(self.lines, silent=False)
-    
+
     def load_data_lines(self):
         '''Read data by row from a JSON file