Special case, for left or top edges, they are not shared with another
tree6406339f915edf29546f0b37eaf230e8fe96e5cc
-rw-r--r-- 19 .hgignore
drwxr-xr-x - core
-rwxr-xr-x 1696 pysize.py
drwxr-xr-x - ui