bottle.py 文件源码

def prepare(self, filters=None, tests=None, globals={}, **kwargs):
        from jinja2 import Environment, FunctionLoader
        self.env = Environment(loader=FunctionLoader(self.loader), **kwargs)
        if filters: self.env.filters.update(filters)
        if tests: self.env.tests.update(tests)
        if globals: self.env.globals.update(globals)
        if self.source:
            self.tpl = self.env.from_string(self.source)
        else:
            self.tpl = self.env.get_template(self.filename)