[Python]代码    

#!/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