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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 memoizedmethod(method):
 """ Decorator that caches method result. Args: method (function):
 Method Returns: function: Memoized method. Notes: Target method class needs as "_cache" attribute (dict). It is the case of "ObjectIOBase" and all its subclasses. """

    method_name = method.__name__

    @wraps(method)
    def patched(self, *args, **kwargs):
        """Patched method"""
        # Gets value from cache
        try:
            return self._cache[method_name]

        # Evaluates and cache value
        except KeyError:
            result = self._cache[method_name] = method(
                self, *args, **kwargs)
            return result

    return patched