def test():
D = Diagram()
A = Object(D,"A")
AxA = Object(D,"AxA")
f = Morphism(AxA,A,)
g = Morphism(AxA,A)
ProductProperty(f,g)
RM = RuleMaster(D,prioritiser = UltimateWeightPriotiser)
for _ in xrange(10):
RM.rule(numberOfExtensions=3,verbose=True)
D.printCommutativity()
print D.Objects
#test()
#from cProfile import run
#run("test()")
def abeliantest():
D = Diagram(category = AbelianCategory)
A = Object(D,"A")
B = Object(D,"B")
f = Morphism(A,B,"f")
#K = Object(D,"K")
#iker = Morphism(K,A,"ker_f")
#Kernel(f,iker)
C = Object(D,"C")
g = Morphism(C,A,"g")
SetEqualZero(f*g)
Rules = abelianRules+[ComposeRule,ExistIdentity]
RM = RuleMaster(D,Rules = Rules, prioritiser = UltimateWeightPriotiser)
for _ in xrange(40):
RM.rule(verbose=True)
D.printCommutativity()
