def esignature(sign, domain):
if (domain[0].__class__ == "".__class__): #if the first element is a string, domain is a list of locs
locsignature = {}
locsignature["name"] = "loc"
locsignature["istatelist"] = []
for loc in domain:
locsignature["istatelist"].append("~" + loc)
sign["signature"].append(locsignature)
else: #otherwise the first element is a tuple, so the domain is a matrix of locs
orgsignature = {}
orgsignature["name"] = "org"
orgsignature["istatelist"] = []
dstsignature = {}
dstsignature["name"] = "dst"
dstsignature["istatelist"] = []
for (org,dst,n) in domain:
if ("~" + org not in orgsignature["istatelist"]):#This ensures that the input order is maintained
orgsignature["istatelist"].append("~" + org)
if ("~" + dst not in dstsignature["istatelist"]):
dstsignature["istatelist"].append("~" + dst)
sign["signature"].append(orgsignature)
sign["signature"].append(dstsignature)
printing.printSignature(sign)