Waveshare 4.2inch e-Paper Module - Python Code Initialization; Python Image Buffer Creation

4.2inch e-Paper Module User Manual
V2.0 23 / 25
parameter 3 is radius of circle, parameter 4 and 5 are style
Paint_DrawString_EN: Display English characters, parameter 1 and 2 are position,
parameter 3 is string, parameter 4 is font size, parameter 5 and 6 are background
and font colors
Paint_DrawString_CN: Display Chinese characters
Paint_DrawNum: Display number, parameter 1 and 2 are position, parameter is
number (int), parameter 4 is size, parameter 5 and 6 are background and font
colors.
7. Sleep mode:
It is recommended to add after refreshing.
PYTHON CODES
1. Initialize e-Paper
2. Create image buffer using python image library