Question about a "custom" license from dictconfig

[Dariusz Dwornikowski <dariusz.dwornikowski@cs.put.poznan.pl>]

Hi,

I encountered this license while packaging (as in this file [1]). My
questions is, what type of license is it, and is it DFSG compatible ?

Please CC me, I am not on the list. 

[1] https://bitbucket.org/vinay.sajip/dictconfig/raw/53b3c32dea4694cd3fb2f14b3159d66d3da10bc0/src/dictconfig.py

-- 
Dariusz Dwornikowski, 
  Institute of Computing Science, Poznań University of Technology
  www.cs.put.poznan.pl/ddwornikowski/  
  room 2.7.2 BTiCW | tel. +48 61 665 29 41

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