Update dataset_setup.py

dataset_setup.py

@@ -12,17 +12,18 @@ def extract_video_tasks():
         bundles = [os.path.join(root, x) for x in bundles]
         if len(bundles) > 1:
             cat = subprocess.Popen(['cat'] + bundles, stdout=subprocess.PIPE)
+            cat.wait()
+            cat.stdout.close()
             cmd = ['tar', '-xzf', '-', '-C', output_dir]
             tar = subprocess.Popen(cmd, stdin=cat.stdout)
             tar.wait()
-            cat.stdout.close()
         else:
             assert len(bundles) == 1, f'Unexpected size'
             tar = subprocess.run(['tar', '-xzfv', bundles[0], '-C', output_dir])
     print('Extracting video tasks completed!')
 
 def extract_image_tasks():
-    root = os.path.join('image_tasks')
+    root = 'image_tasks'
     for task in ['mmeb_v1', 'visdoc']:
         print(f'Extracting {task} task ... ...')
         subprocess.run(['tar', '-xzf', os.path.join(root, f'{task}.tar.gz'), '-C', root])