擅长:python、mysql、java
<p>我觉得你的代码可以简化如下:</p>
<pre><code>from PIL import Image
src_im = Image.open("winter3.jpg")
angle = 45
size = 100, 100
dst_im = Image.new("RGBA", (196,283), "blue" )
im = src_im.convert('RGBA')
rot = im.rotate( angle, expand=1 ).resize(size)
dst_im.paste( rot, (50, 50), rot )
dst_im.save("test.png")
</code></pre>
<p>结果如下:</p>
<p><img src="https://i.stack.imgur.com/aUeUK.gif" alt="enter image description here"/></p>