create dir after model downloaded

Author: nttstar

python-package/insightface/utils/storage.py

@@ -11,23 +11,19 @@ def download(sub_dir, name, force=False, root='~/.insightface'):
     dir_path = os.path.join(_root, sub_dir, name)
     if osp.exists(dir_path) and not force:
         return dir_path
-    if not os.path.exists(dir_path):
-        os.makedirs(dir_path)
     print('download_path:', dir_path)
     zip_file_path = os.path.join(_root, sub_dir, name + '.zip')
     model_url = "%s/%s/%s.zip"%(BASE_REPO_URL, sub_dir, name)
     download_file(model_url,
              path=zip_file_path,
              overwrite=True)
+    if not os.path.exists(dir_path):
+        os.makedirs(dir_path)
     with zipfile.ZipFile(zip_file_path) as zf:
         zf.extractall(dir_path)
     os.remove(zip_file_path)
     return dir_path
 
 def ensure_available(sub_dir, name, root='~/.insightface'):
-    _root = os.path.expanduser(root)
-    dir_path = os.path.join(_root, sub_dir, name)
-    if osp.exists(dir_path):
-        return dir_path
     return download(sub_dir, name, force=False, root=root)