Refactoring, added docstrings

dragonion_server/utils/core/dirs.py

@@ -4,16 +4,6 @@ import shutil
 import sys
 
 
-def dir_size(start_path):
-    total_size = 0
-    for dirpath, dirnames, filenames in os.walk(start_path):
-        for f in filenames:
-            fp = os.path.join(dirpath, f)
-            if not os.path.islink(fp):
-                total_size += os.path.getsize(fp)
-    return total_size
-
-
 def get_resource_path(filename):
     application_path = 'resources'