def _goal(f,k,**kwargs):
    #Functionality
    if k=='v(out)':
        if (30.05e-6<f<40e-6) or (f>70.05e-6):
            return 0
        return kwargs['extra'][0]
    #Current
    elif k[0]=='i':
        #Goal for current use is 0
        return 0
    #Input isolation
    elif k in ('v(in1)','v(in2)'):
        return 0
Return URL from instance or by reversing :attr:`.data_view`.
dataset/ETHPy150Open Ttl/evolutionary-circuits/examples/nand.py/_goal--crossover with--dataset/ETHPy150Open applegrew/django-select2/django_select2/forms.py/HeavySelect2Mixin.get_url