secrets.py 文件源码

def _get(self, environ, metadata, prefix, name):
        ce = metadata[CNF_KEY]

        if ce.name is not None:
            var = ce.name
        else:
            if callable(self.vault_prefix):
                vp = self.vault_prefix(environ)
            else:
                vp = self.vault_prefix
            var = "_".join(
                ((vp,) + prefix + (name,))
            ).upper()

        log.debug("looking for env var '%s'." % (var,))
        val = environ.get(var, ce.default)
        if val is RAISE:
            raise MissingSecretError(var)
        return _SecretStr(val)