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     +----------------+              +-----------------+
     |  FABRICANTES   |              |     ARTICULOS   |
     +----------------+ 1..1         +-----------------+
     | id: int (pKey) |-------+      | id: int (pKey)  |
     | nombre: Text   |       |      | nombre: Text    |
     +----------------+       |      | precio: Real    |
                              +------| fabricante: int |
                                0..n +-----------------+

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characters = [Jedi('Anakin', 10000), Jedi('Yoda', 1000000), StarWarsCharacter('Chewie')]
sum = 0
for elt in characters:
    sum = sum + elt.midichlorians

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anakin = Jedi('Anakin', 100000)

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chewie = StarWarsCharacter('Chewbacca')
m = chewie.midichlorians

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# Jerarquía de clases para representar personajes de Star Wars
class StarWarsCharacter:
    def __init__(self, name):
        self.name = name
        
class Jedi (StarWarsCharacter):
    def __init__(self, name, midichlorians):
        super().__init__(name)
        self.midichlorians = midichlorians

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def g(f):
    def k(*args):
        return 2 * f(*args)
    return k
        

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def adder(n):
    return lambda x : x + n

f = adder(2)

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def adder(n):
    return lambda x : x + n

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fruits = {'banana', 'apple', 'orange', 'cherry'}
fruits.add('orange') # ¿qué hará esta línea?

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fruits = {'banana', 'apple', 'orange', 'cherry'}