def set_mutation(self,mrate):
if(mrate=='gene'):
try: del self.mutation_rate #remove local mrates and use gene classes mrate
except AttributeError: pass
elif(mrate=='adapt'):
self.mutation_rate = prng.uniform(self.mr_bounds[0],self.mr_bounds[1])
else:
self.__class__.mutation_rate = mrate
for child in self._children: child.set_mutation(mrate)
def set_mutation(self, mrate):
"""
Set the mutation rate of the gene.
Arguments:
mrate -- can be one of the following:
* a number between 0 and 1 - sets the mutation rate of the gene to a specific value.
* "gene" - use the mutation rate set in the class definition for this gene.
* "adapt" - the mutation rate for the gene is chosen randomly from the range mr_bounds
"""
if(mrate=='gene'):
try: del self.mutation_rate #remove local mrates and use gene classes mrate
except AttributeError: pass
elif(mrate=='adapt'):
self.mutation_rate = prng.uniform(self.mr_bounds[0], self.mr_bounds[1])
else:
self.__class__.mutation_rate = mrate
def evaluate(self,gene):
bounds=gene.bounds
new = prng.uniform(bounds[0], bounds[1]-bounds[0])
return new