python加载2

# testInstance.py

# 导入需要的模块
import importlib  # 导入模块以动态加载库中的类和函数
import sys  # 导入系统模块，用于操作Python解释器的参数和变量
import os
import pkgutil


# 定义TestInstance类
class TestInstance:
    # 初始化方法，当创建TestInstance对象时调用
    def __init__(self, projectName):
        # 初始化实例变量projectName，存储项目名称
        self.projectName = projectName
        self.libraries = {}
        # 调用load_libraries方法加载库，并将结果存储在self.lib中
        # self.lib = self.load_libraries()

        # 定义load_libraries方法，用于加载库

    def __getattr__(self, item):
        print("item",item)
        libs = self.load_libraries(item)

        return libs
        

    def list_submodules(self, package_path):
        """递归地列出给定包路径下的所有子模块"""
        all_submodules = []

        # 遍历包路径下的所有文件/目录
        for importer, modname, ispkg in pkgutil.iter_modules([package_path]):
            full_modname = modname
            module_path = os.path.join(package_path, modname)

            # 如果是子包，则递归调用list_submodules
            if ispkg:
                # 构建子包的完整路径
                subpackage_path = os.path.join(module_path, '__init__.py')
                # 递归查找子包下的子模块
                submodules = self.list_submodules(subpackage_path)
                # 添加子模块名称到结果列表，同时保留子包的路径
                all_submodules.extend([full_modname + '.' + submodule for submodule in submodules])
            else:
                # 添加非包模块的完整名称
                all_submodules.append(full_modname)

        return all_submodules

    def import_module_by_path(self, module_path, module_name):
        """
        根据给定的完整路径动态导入模块
        """
        spec = importlib.util.spec_from_file_location(module_name, module_path)
        module = importlib.util.module_from_spec(spec)
        spec.loader.exec_module(module)
        return module

    def load_libraries(self,lib):
        # 导入配置模块
        import libconfig  # 假设存在一个名为libconfig的模块，其中包含库的加载顺序等信息
        # 初始化一个空字典，用于存储库中的类和函数
        libraries = {}
        print("sys.path", sys.path)

        # 按照配置模块中指定的顺序加载库
        root = r"C:\Users\15773\Desktop\文心一言\新建文件夹\test_library"
        for lib_name in libconfig.libraries_order:  # 遍历库名列表
            # sys.path.insert(0,os.path.join(root, lib_name))
            libPath = os.path.abspath(os.path.join(root, lib_name))
            print("libPath", libPath, lib_name)
            allPac = self.list_submodules(libPath)
            print("allPac", allPac)
            # libName = allPac[item]
            if lib in allPac:
                libPath = os.path.join(libPath, lib + ".py")
                module = self.import_module_by_path(libPath, lib)
                myclass = getattr(module, lib)
                libraries.update(
                    {attr_name: getattr(myclass, attr_name) for attr_name in dir(myclass) if not attr_name.startswith('_')})


        print("libraries", libraries)
        return libraries




if __name__ == '__main__':
    # 假设当前项目名称为"projectlib"
    projectName = "projectA"
    # 创建TestInstance对象
    test = TestInstance(projectName)
    print("test.lib", test.libA)
    test.libA.greet("hello")