fypp.py 文件源码

def __init__(self, env=None):

        # Global scope
        self._globals = env if env is not None else {}

        # Local scope(s)
        self._locals = None
        self._locals_stack = []

        # Variables which are references to entries in global scope
        self._globalrefs = None
        self._globalrefs_stack = []

        # Current scope (globals + locals in all embedding and in current scope)
        self._scope = self._globals

        # Turn on restricted mode
        self._restrict_builtins()