概述
用法:
分析一个脚本的依赖: analysis_dependency.py script1.py
递归分析依赖: analysis_dependency.py script1.py -r
#!/usr/bin/env python # encoding: utf-8 # source: https://github.com/MrLYC/ycyc/blob/dev/tools/analysis_dependency.py import ast import importlib import inspect class Analysis(ast.NodeTransformer): def __init__(self,paths,recursion): self.modules = list() self.paths = list(paths) self.recursion = recursion def add_module(self,module): if module and module not in self.modules: self.modules.append(module) if self.recursion: try: path = inspect.getsourcefile(importlib.import_module(module)) if path: self.paths.append(path) except: pass def visit_Import(self,node): for i in node.names: self.add_module(i.name) def visit_ImportFrom(self,node): self.add_module(node.module) def analysis(self): for p in self.paths: try: with open(p,"rt") as fp: self.visit(ast.parse(fp.read(),p)) except: pass return tuple(self.modules) if __name__ =="__main__": import argparse parser = argparse.ArgumentParser() parser.add_argument("paths",nargs="+") parser.add_argument("-r","--recursion",action="store_true",default=False) args = parser.parse_args() analysisor = Analysis(args.paths,args.recursion) for m in analysisor.analysis(): print m
总结
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