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我导入了一个文件background_image.txt
,其中包含字符串参考background_image
是一个base 64编码图形。当我编译程序,我得到的错误日志中的错误:解码base 64编码图形时无法理解错误
Traceback (most recent call last):
File "main.py", line 23, in <module>
background_image = io.StringIO(base64.decode(background_image.background_image))
TypeError: decode() missing 1 required positional argument: 'output'
这是线#23
background_image = io.StringIO(base64.decode(background_image.background_image)) # line 23
这是减少verison我的计划。这个程序使用tkinter创建一个窗口,使用base 64编码图形作为画布背景。
# modules
from tkinter import *
from PIL import ImageTk, Image
import io
import base64
# imported files
import background_image
# variables
background_image = io.StringIO(base64.decode(background_image.background_image)) # line 23
# window creation
root = Tk()
# canvas creation
canvas = Canvas(root, width=600, height=600, bd=-2)
canvas.pack()
# canvas attributes
background = ImageTk.PhotoImage(file=background_image)
canvas.create_image(0, 0, image=background, anchor=NW)
text = canvas.create_text(125, 75, anchor=CENTER)
# end
root.after(0, display)
root.mainloop()
这两个参数都应该是文件。 – 2014-11-23 12:58:51