fix path

configs/quick_start/R50_vd_distill_MV3_large_x1_0.yaml

@@ -3,7 +3,7 @@ ARCHITECTURE:
     name: 'ResNet50_vd_distill_MobileNetV3_large_x1_0'
 
 pretrained_model:
-    - "./pretrain/flowers102_R50_vd_final/ppcls"
+    - "./pretrained/flowers102_R50_vd_final/ppcls"
     - "./pretrained/MobileNetV3_large_x1_0_pretrained/"
 model_save_dir: "./output/"
 classes_num: 102

docs/zh_CN/tutorials/quick_start.md

@@ -45,7 +45,7 @@ cd ../../
 ### 2.1 设置PYTHONPATH环境变量
 
 ```bash
-export PYTHONPATH=path_to_PaddleClas:$PYTHONPATH
+export PYTHONPATH=./:$PYTHONPATH
 ```
 
 ### 2.2 环境说明