def __init__(self,owner='sim',EMS=EMSolver(),PN=False):
nx.MultiDiGraph.__init__(self)
self.owner=owner
self.RAT={}
self.LDP = ['TOA','Pr']
self.SubNet={}
self.EMS=EMS
self.coll_plot={}
self.pos={}
self.mat={}
self.link={}
self.relink={}
self.idx = 0
self.lidx = 0
def create_EMS(self):
""" create electromagnetic Solver object
"""
self.EMS = EMSolver(L=self.L)