擅长:python、mysql、java
<p>我们有一个赢家:</p>
<pre><code>oRet = StringIO.StringIO()
oQR = pyqrcode.create('yo mamma')
oQR.png(oRet, scale=8)
oResp = Response(body = oRet.getvalue(), content_type="image/png",content_disposition='attachment; filename="yummy.png"')
return oResp
</code></pre>
<p>诀窍是用<code>oRet.getvalue()</code>代替<code>oRet.read()</code></p>