cv2.imshow image window placement is outside of viewable screen
wrapped answer by Kinght in a function for easy calling
def showInMovedWindow(winname, img, x, y):
cv2.namedWindow(winname) # Create a named window
cv2.moveWindow(winname, x, y) # Move it to (x,y)
cv2.imshow(winname,img)
img = cv2.imread('path.png')
showInMovedWindow('named_window',img, 0, 200)
img = cv2.imread("test.png")
winname = "Test"
cv2.namedWindow(winname) # Create a named window
cv2.moveWindow(winname, 40,30) # Move it to (40,30)
cv2.imshow(winname, img)
cv2.waitKey()
cv2.destroyAllWindows()