keyring.py 文件源码

def set(env_prefix, variable, value):
    assert value is not None

    name = _make_username(env_prefix, variable)
    if not _use_fallback_keyring():
        try:
            keyring.set_password("anaconda", name, value)
            return
        except Exception as e:
            # keyring throws a bare "RuntimeError" if it has no working backend;
            # not sure what else it can throw.
            _onetime_keyring_complain_and_disable("Exception setting a password: " + str(e))

    # on either exception, or disabled
    _fake_in_memory_keyring[name] = value