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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 render_child(self, child, view_name=None, context=None):
 """A shortcut to render a child block. Use this method to render your children from your own view function. If `view_name` is not provided, it will default to the view name you're being rendered with. Returns the same value as :func:`render`. """

        return child.render(view_name or self._view_name, context)