test_abc_loader.py 文件源码

def __init__(self, source, bc={}):
        """Initialize mock.

        'bc' is a dict keyed on a module's name. The value is dict with
        possible keys of 'path', 'mtime', 'magic', and 'bc'. Except for 'path',
        each of those keys control if any part of created bytecode is to
        deviate from default values.

        """
        super().__init__(source)
        self.module_bytecode = {}
        self.path_to_bytecode = {}
        self.bytecode_to_path = {}
        for name, data in bc.items():
            self.path_to_bytecode[data['path']] = name
            self.bytecode_to_path[name] = data['path']
            magic = data.get('magic', imp.get_magic())
            mtime = importlib._w_long(data.get('mtime', self.default_mtime))
            source_size = importlib._w_long(len(self.source) & 0xFFFFFFFF)
            if 'bc' in data:
                bc = data['bc']
            else:
                bc = self.compile_bc(name)
            self.module_bytecode[name] = magic + mtime + source_size + bc