Format comment

path-to-eye-path

@@ -1,6 +1,8 @@
 #!/usr/bin/env python3
 
-# Take a path as the only argument and print a path suitable for use with The Eye's ceph cluster, which doesn't want e.g. 7 million channel folders in one directory
+# Take a path as the only argument and print a path suitable for use with
+# The Eye's ceph cluster, which doesn't want e.g. 7 million channel folders
+# in one directory.
 
 import sys