ihooks.py 文件源码

def find_module_in_dir(self, name, dir, allow_packages=1):
        if dir is None:
            return self.find_builtin_module(name)
        if allow_packages:
            fullname = self.hooks.path_join(dir, name)
            if self.hooks.path_isdir(fullname):
                stuff = self.find_module_in_dir("__init__", fullname, 0)
                if stuff:
                    file = stuff[0]
                    if file: file.close()
                    return None, fullname, ('', '', PKG_DIRECTORY)
        for info in self.hooks.get_suffixes():
            suff, mode, type = info
            fullname = self.hooks.path_join(dir, name+suff)
            try:
                fp = self.hooks.openfile(fullname, mode)
                return fp, fullname, info
            except self.hooks.openfile_error:
                pass
        return None