Python - wrong indentation for __main__ (Stackoverflow)

# [Staging Ground: Opening an Image using Python in VS - Stack Overflow](https://stackoverflow.com/staging-ground/79988044#comment141126638_79988044)
# date: 2026.07.30

import cv2 as cv
import os
import matplotlib.pyplot as plt

# --- functions ---

def readAndWriteImage():

    imPath = ('C:\\Body Type Examination App\\Images\\IMG_9991.jpeg')
    img = cv.imread(imPath)
    imgRGB = cv.cvtColor(img.cv.COLOR_BGR2RGB)

    plt.figure()
    plt.imshow(imgRGB)
    plt.show()

# --- main ---

    #if __name__ == '__main__':  # WRONG: with indentation - so it is inside function `readAndWriteImage()`
    #    readAndWriteImage()

if __name__ == '__main__':       # CORRECT: without indentation - so it is outside function `readAndWriteImage()`
    readAndWriteImage()