PyDARNio is an open source python library for SuperDARN data reading, writing and converting. Currently the library support reading for DMAP files:
As well as Borealis HDF5 files:
There is also utilities for converting Borealis files to SuperDARN DMAP file structures.
The library source code can be found on the pyDARNio GitHub repository.
If you have any questions or concerns please submit an Issue on the SuperDARN pyDARNio repository.