擅长:python、mysql、java
<p>试试这个。。。避免第三方扩展</p>
<pre><code>from calendar import monthrange
from datetime import datetime, timedelta
offset = datetime(2017, 9, 1)
for i in range(29):
offset += timedelta(days=monthrange(offset.year, offset.month)[1])
print(str(offset))
</code></pre>