擅长:python、mysql、java
<p>或者你自己这样做:</p>
<pre><code># Implement the auto feature that becomes available in 3.6
autoinc = 0
def auto():
global autoinc
autoval = autoinc
autoinc += 1
return autoval
class AppState(Enum):
SPLASH = auto()
STATUS = auto()
QRCODE = auto()
FIREWORKS = auto()
MESSAGES = auto()
</code></pre>