--- a/controls/FolderTree.py	Mon Aug 14 22:30:41 2017 +0300
+++ b/controls/FolderTree.py	Mon Aug 14 23:27:15 2017 +0300
@@ -30,6 +30,7 @@
 
 DRIVE, FOLDER, FILE = range(3)
 
+
 def sort_folder(x, y):
     if x[1] == y[1]:
         return cmp(x[0], y[0])
@@ -38,6 +39,7 @@
     else:
         return 1
 
+
 def splitpath(path):
     head, tail = os.path.split(path)
     if head == "":
@@ -46,6 +48,7 @@
         return splitpath(head)
     return splitpath(head) + [tail]
 
+
 class FolderTree(wx.Panel):
 
     def __init__(self, parent, folder, filter=None, editable=True):