擅长:python、mysql、java
<p>对于Python3,需要使用BytesIO:</p>
<pre><code>from io import BytesIO
from PIL import Image, ImageDraw
image = Image.new("RGB", (300, 50))
draw = ImageDraw.Draw(image)
draw.text((0, 0), "This text is drawn on image")
byte_io = BytesIO()
image.save(byte_io, 'PNG')
</code></pre>
<p>阅读更多:<a href="http://fadeit.dk/blog/post/python3-flask-pil-in-memory-image" rel="noreferrer">http://fadeit.dk/blog/post/python3-flask-pil-in-memory-image</a></p>