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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 plugin_method(*plugin_names):
 """Plugin Method decorator. Signs a web handler function with the plugins to be applied as attributes. Args: plugin_names (list):
 A list of plugin callable names Returns: A wrapped handler callable. Examples: True True """

    def wrapper(callable_obj):
        for plugin_name in plugin_names:
            if not hasattr(callable_obj, plugin_name):
                setattr(callable_obj, plugin_name, True)
        return callable_obj
    return wrapper