def blockvisit(self, nodes, frame):
        if frame.buffer is None:
            self.writeline('if 0: yield None')
        else:
            self.writeline('pass')
        try:
            for node in nodes:
                self.visit(node, frame)
        except CompilerExit:
            pass
Visit a list of nodes as block in a frame.  If the current frame
dataset/ETHPy150Open GeekTrainer/Flask/Work/Trivia - Module 5/env/Lib/site-packages/jinja2/compiler.py/CodeGenerator.blockvisit