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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 get_stacks(self):
 """Get the stacks for the current action. Handles configuring the :class:`stacker.stack.Stack` objects that will be used in the current action. Returns: list: a list of :class:`stacker.stack.Stack` objects """

        if not hasattr(self, "_stacks"):
            stacks = []
            definitions = self._get_stack_definitions()
            for stack_def in definitions:
                stack = Stack(
                    definition=stack_def,
                    context=self,
                    mappings=self.mappings,
                    force=stack_def.name in self.force_stacks,
                    locked=stack_def.locked,
                    enabled=stack_def.enabled,
                    protected=stack_def.protected,
                )
                stacks.append(stack)
            self._stacks = stacks
        return self._stacks