diff --git a/scripts/rgb_to_grayscale/script.py b/scripts/rgb_to_grayscale/script.py
new file mode 100644
index 0000000..46ddaf4
--- /dev/null
+++ b/scripts/rgb_to_grayscale/script.py
@@ -0,0 +1,11 @@
+
+ import numpy as np
+ import matplotlib.pyplot as plt
+ import matplotlib.image as mpimg
+
+ def rgb2gray(png_file='file_example.png'):
+     img = mpimg.imread(png_file)
+     gray = np.dot(img[:,:,:3], [0.2989, 0.5870, 0.1140])
+     plt.imshow(gray, cmap=plt.get_cmap('gray'), vmin=0, vmax=1)
+     plt.axis('off')
+     plt.savefig('gray_' + png_file + '.png', dpi=300)