[英]Python ValueError: embedded null byte when reading png file from bash pipe
from PIL import Image
from subprocess import Popen, PIPE
scr = Image.open(Popen.communicate(Popen(['import','-w','0x02a00001','png:-'], stdout=PIPE))[0])
Error: 错误:
File "/usr/lib/python3/dist-packages/PIL/Image.py", line 2258, in open
fp = builtins.open(filename, "rb")
ValueError: embedded null byte
Try first to load raw data into a BytesIO
container: 首先尝试将原始数据加载到
BytesIO
容器中:
from io import BytesIO
from PIL import Image
from subprocess import Popen, PIPE
data = Popen.communicate(Popen(['import','-w','0x02a00001','png:-'], stdout=PIPE))[0]
scr = Image.open(BytesIO(data))
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