write on image using cv2

write_img.py

import cv2
img = cv2.imread("0.png")

font                   = cv2.FONT_HERSHEY_PLAIN
bottomLeftCornerOfText = (15,25)
fontScale              = 1
fontColor              = (255,25,55)
lineType               = 2

cv2.putText(img,"""up: 0.02""", 
    bottomLeftCornerOfText, 
    font, 
    fontScale,
    fontColor,
    lineType)
cv2.putText(img,"""down: 0.03""", 
    (15,38), 
    font, 
    fontScale,
    fontColor,
    lineType)
cv2.putText(img,"""left: 0.03""", 
    (15,52), 
    font, 
    fontScale,
    fontColor,
    lineType)
cv2.putText(img,"""right: 0.03""", 
    (15,66), 
    font, 
    fontScale,
    fontColor,
    lineType)


# #Display the image
# cv2.imshow("img",img)

#Save image
cv2.imwrite("out.jpg", img)