distnet.py 文件源码

def load_constraints(self, pkgname, pkgver, requires=REQUIRES):
        try:
            return self.cache_constraints[(pkgname, pkgver)]
        except KeyError:
            #Logs.error("no key %r" % (pkgname, pkgver))
            text = Utils.readf(os.path.join(get_distnet_cache(), pkgname, pkgver, requires))
            ret = parse_constraints(text)
            self.cache_constraints[(pkgname, pkgver)] = ret
            return ret