Version 1.3.5

• Constant current constraint for CSC HVDC.
• Net update reg Q participations.
• Branch num ratios.
• Branch method to check whether it has zero impedance.
• Can create copy of network that has equivalent buses merged.
• Can update original network from merged network.
• Net can give num of ZI lines.
• Localize gen regulation.
• CSC DC current control function.
• Gen redispatch penalty function.
• Branch str and repr.
• Network method for clipping switched shunt b.
• Network JSON encoder and decoder.
• Support for net components being in or out of service.
• Added "v_set_refrence" boolean parameter to voltage magnitude regularization function.
• Added utils submodule with routine to create PTDFs.
• EPC parser support: pfnet module has_epc_parser method, and ParserEPC class.

Version 1.3.4

• Linked with appveyor.
• Added fully functional heuristic class and unittest.
• Added constrained function unittest.
• Added fix that makes constraints keep functions alive after set_parameter.
• Exposed contingency name and added unittests.
• Direct memory mapping for array attributes.
• Support for simplified constraint api.
• Support for simplified function api.
• Added PyParserMAT that uses grg-mpdata and can parse and write Matpower .m files.
• Wrote generic Parser that can use CParser (.mat, .json, etc) or PyParser (.m) based on extension.
• Updated code to be compatible with bus-loop-based C pfnet library.
• Voltage dependent loads.
• Changed parent class of AttributeInt in order to make it work better with numpy.
• Load voltage dependence constraint.
• Unittest for raw write.
• DC buses, DC branches, and HVDC VSC converters.
• Bus v_set_regulated" property and query.
• HVDC CSC converters.
• FACTS devices.
• Updated count/analyze/eval to also loop through dc buses, and updated python-based dummy func/constr.
• Changed bus sens_v_reg_by_gen to sens_v_set_reg.
• Changed "voltage regulation by generators" constraints to "voltage set point regulation".
• Exposed VSC HVDC and FACTS constraints/functions and added unittests.
• Added "is_in_service" method and "in_service" attribute to load.
• Exposed routines for updated load P and Q components according to provided weights.
• Exposed CSC HVDC constraints/functions.
• Extended test utils to compare dc buses, dc branches, FACTS, csc converters, and vsc converters.
• Added "set" method to PyParserMAT to follow C parser API.
• Added shunt adjustment mode (continuous/discrete) and rounding capability.
• Exposed branch power flow Jacobian routine.
• Removed graph wrapper.
• Removed module info dictionary.
• Added package version.
• Added routine for getting any network component from key.
• Added bus function get_v_max(code) get_v_min(code).
• Added output_level to network show_components.
• Added unittest for redundant buses.
• Fixed build_lib.sh to handle PWD with white spaces.

Version 1.3.3

• Made Python wrapper its own repo.