diff --git a/d1/mlb_player_v5.py b/d1/mlb_player_v5.py
index 4d652a2..202b2bd 100644
--- a/d1/mlb_player_v5.py
+++ b/d1/mlb_player_v5.py
@@ -1,22 +1,26 @@
-! pip install pyyaml==5.2
-! pip install scipy==1.1.0
-#! pip install torch==1.2.0 torchvision==0.4.0
-#! pip install pillow==6.2.2
+assert os.system(r'''
+rm -fr /kaggle/working/AlphaPose
+pip install pyyaml==5.2
+pip install scipy==1.1.0
+pip install torch==1.2.0 torchvision==0.4.0
+pip install pillow==6.2.2
+git clone https://github.com/WildflowerSchools/AlphaPose
+python -m pip install cython gdown
+apt-get install libyaml-dev
+cd /kaggle/working/AlphaPose && python setup.py build develop
+mkdir -p /kaggle/working/test-input && mkdir -p /kaggle/working/test-output && cp examples/demo/*.jpg /kaggle/working/test-input
+cd /kaggle/working/AlphaPose && python3 scripts/demo_inference.py --cfg configs/coco/resnet/256x192_res50_lr1e-3_1x.yaml --checkpoint pretrained_models/fast_res50_256x192.pth --indir /kaggle/working/test-input --save_img
+''') == 0
+
+import os
+#!git clone https://github.com/MVIG-SJTU/AlphaPose.git
+
 import torch
 print(torch.__version__)
 import yaml, scipy
 print(yaml.__version__)
 print(scipy.__version__)
-
-import os
-#!git clone https://github.com/MVIG-SJTU/AlphaPose.git
-!git clone https://github.com/WildflowerSchools/AlphaPose
     
-!python -m pip install cython gdown
-!apt-get install libyaml-dev
-
-! cd /kaggle/working/AlphaPose && python setup.py build develop
-
 import gdown
 import os
 for o1, o2 in [
@@ -39,14 +43,3 @@ for o1, o2 in [
         o2,
         quiet=False
     )
-
-    
-import os
-os.chdir('/kaggle/working/AlphaPose')
-! ls
-! mkdir -p /kaggle/working/test-input && mkdir -p /kaggle/working/test-output && cp examples/demo/*.jpg /kaggle/working/test-input
-#! cd /kaggle/working/AlphaPose && python3 scripts/demo_inference.py --outdir /kagle/working/test-output --cfg configs/coco/resnet/256x192_res50_lr1e-3_1x.yaml --checkpoint pretrained_models/fast_res50_256x192.pth --indir /kaggle/working/test-input --save_img
-! cd /kaggle/working/AlphaPose && python3 scripts/demo_inference.py --cfg configs/coco/resnet/256x192_res50_lr1e-3_1x.yaml --checkpoint pretrained_models/fast_res50_256x192.pth --indir /kaggle/working/test-input --save_img
-# result json and rendered images are saved here:
-! ls examples/res/
-! ls examples/res/vis