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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 process_module(self, yam):
 """Process data nodes, RPCs and notifications in a single module."""

        for ann in yam.search(("ietf-yang-metadata", "annotation")):
            self.process_annotation(ann)
        for ch in yam.i_children[:]:
            if ch.keyword == "rpc":
                self.process_rpc(ch)
            elif ch.keyword == "notification":
                self.process_notification(ch)
            else:
                continue
            yam.i_children.remove(ch)
        self.process_children(yam, "//nc:*", 1)