Update teacher_function.py

teacher_function.py

@@ -4,8 +4,13 @@ from pdf2image import convert_from_path
 import cv2
 import numpy as np
 import pytesseract
+import subprocess
+from PIL import Image
 AI71_API_KEY = "api71-api-652e5c6c-8edf-41d0-9c34-28522b07bef9"
 
+subprocess.run(['apt-get','update'])
+subprocess.run(['apt-get','install','-y','tesseract-ocr'])
+
 def extract_text_from_pdf(pdf_file):
     text = ""
     reader = PdfReader(pdf_file)
@@ -33,7 +38,7 @@ def generate_questions_from_text(text, no_of_questions, marks_per_part, no_parts
     return "".join(questions)
 
 def extract_text_from_image(image_path):
-    img = cv2.imread(image_path)
+    img = Image.open(image_path)
     text = pytesseract.image_to_string(img)
     return text