擅长:python、mysql、java
<p>{a1}维护字典顺序</p>
<pre><code>from collections import OrderedDict
self.how_many_buildings = OrderedDict(('ExtraClick', 0),
('AutoClick', 0),
('PackCookies', 0),
('BakeStand', 0),
('GirlScouts': 0))
for name in self.how_many_buildings:
print(name)
</code></pre>