Karlo Lozovina said unto the world upon 04/01/06 04:19 PM:
> Here is it:
>
> ---
> class Human:
> def __init__(self, eye_one, eye_two):
> self.eye_one = eye_one
> self.eye_two = eye_two
>
> class Population:
> def __init__(self):
> self.house = []
> for i in range(0, POPULATION_COUNT):
> self.house.append(Human(self.GenerateRandomColour(),
> self.GenerateRandomColour()))
>
> def GenerateRandomColour():
> rn.seed()
> colour = rn.choice(['C', 'P', 'Z'])
> return colour
> ---
>
> Uppon running it gives this error:
>
> ---
> Initializing first generation population:
> Traceback (most recent call last):
> File "population.py", line 38, in ?
> earth = Population()
> File "population.py", line 26, in __init__
> self.house.append(Human(self.GenerateRandomColour(),
> self.GenerateRandomColour()))
> TypeError: GenerateRandomColour() takes no arguments (1 given)
> ---
>
> If I remove GenerateRandomColour from class definition, and put it as a
> separate function, everything works fine. I've been staring at this code
> for half an hour and can't find what's wrong :(.
You left out self in your GenerateRandomColour method definition.
It should be:
def GenerateRandomColour(self):
rn.seed()
colour = rn.choice(['C', 'P', 'Z'])
return colour
HTH,
Brian vdB
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