Solution: iterators - limit Fibonacci

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examples/classes/limit/fibonacci.py

class Fibonacci:
    def __init__(self, limit=0):
        self.values = [] 
        self.limit = limit
    def __iter__(self):
        return self
    def next(self):
        if self.limit and len(self.values) >= self.limit:
            raise StopIteration 
        if len(self.values) == 0:
            self.values.append(1)
            return 1
        if len(self.values) == 1:
            self.values.append(1)
            return 1
        self.values.append(self.values[-1] + self.values[-2])
        return self.values[-1]

examples/classes/limit/fib.py

import fibonacci
f = fibonacci.Fibonacci(limit = 10)
print(f)
for v in f:
    print(v)

print('-----')
f = fibonacci.Fibonacci()
for v in f:
    print(v)
    if v > 30:
        break