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Python_Environment_Model.py

def f(x):
  def g(y):
    def h1(z):
      nonlocal x,y
      x = z
      y = 2*z
      print(locals())
    def h2(z):
      print(locals())
      return z+y+x
    return [h1,h2]
  return g

# >>> par = f(5)(10)
# >>> par[1](2)
# {'y': 10, 'x': 5, 'z': 2}
# 17
# >>> par[0](7)
# {'y': 14, 'x': 7, 'z': 7}
# >>> par[1](8)
# {'y': 14, 'x': 7, 'z': 8}
# 29