def mutate(self, unit):
"""
Overrides a number of tree nodes from an individual AST
"""
#pdb.set_trace()
nodes = unit.dna.serialize()
for i in range(self.mut):
mutation = T.AST(self.func_set, self.var_set)()
chosen = random.choice(nodes)
chosen.replace(mutation)
def gene_generator(self, function_set, value_set):
"""
In this case the genes are replaced with a tree
"""
return T.AST(function_set, value_set)