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文件: /usr/lib/python3/dist-packages/pythran/analyses/node_count.py
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""" NodeCount counts the number of nodes in a node """ from pythran.passmanager import NodeAnalysis class NodeCount(NodeAnalysis): """ Count the number of nodes included in a node This has nothing to do with execution time or whatever, its mainly use is to prevent the AST from growing too much when unrolling >>> import gast as ast >>> from pythran import passmanager, backend >>> node = ast.parse("if 1: return 3") >>> pm = passmanager.PassManager("test") >>> print(pm.gather(NodeCount, node)) 5 """ def __init__(self): self.result = 0 super(NodeCount, self).__init__() def generic_visit(self, node): self.result += 1 super(NodeCount, self).generic_visit(node)
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