added first working version of code

.gitignore

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+images*
+test.py
+1.jpg

main.py

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+import cv2
+import pytesseract
+import os
+directory = 'images'
+ 
+# iterate over files in
+# that directory
+for filename in os.listdir(directory):
+    f = os.path.join(directory, filename)
+    # checking if it is a file
+    if os.path.isfile(f):
+        image = cv2.imread(f, 0)
+        thresh = 255 - cv2.threshold(image, 0, 255, cv2.THRESH_BINARY_INV + cv2.THRESH_OTSU)[1]
+        #bottom 2 locations
+        ROI1 = thresh[1383:1447,77:154] 
+        ROI2 = thresh[1383:1447,950:1027]
+        ROI = cv2.hconcat([ROI1, ROI2])
+        data = pytesseract.image_to_string(ROI, lang='eng',config='--psm 7 -c tessedit_char_whitelist=0123456789' )
+        print(data)
+        os.rename(f'{f}', f'images/{data}.jpg')