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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def decorate_all_methods(decorator):
 """ Build and return a decorator that will decorate all class members. This will apply the passed decorator to all of the methods in the decorated class, except the __init__ method, when a class is decorated with it. """

  def decorate_class(cls):
    for name, m in inspect.getmembers(cls, inspect.ismethod):
      if name != "__init__":
        setattr(cls, name, decorator(m))
    return cls
  return decorate_class