擅长:python、mysql、java
<pre><code>if form.is_valid():
u_file = request.FILES['docfile']
extension = u_file.split(".").lower()[-1]
filename = u_file.name
img = Image.open(u_file)
imgstore = StringIO.StringIO("")
if extension == "gif"
img.save(imgstore, "GIF")
else:
img.save(imgstore, "JPEG")
</code></pre>