
通过字符串导入模块,动态导入模块,3种方式,记录如下:
方式一:
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os1 = __import__('os') os1.path.join <==> from os.path import join
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方式二:
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import imp os2 = imp.load_module('os',*imp.find_module('os')) os2.path.join <==> from os.path import join
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方式三:
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module = importlib.import_module('os') os_path = getattr(module,'path') os_path.join <==> from os.path import join
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