Update main.py

main.py

@@ -45,12 +45,10 @@ class Chapter:
         self.data[chapter_name]["count"] += 1
 
     def print_averages(self):
-        result = {}
-        for chapter, stats in self.data.items():
+       for chapter, stats in self.data.items():
             if stats["count"] > 0:
                 avg = stats["sum_marks"] / stats["count"]
-                result[chapter] = round(avg, 1)
-        return result
+                print(f"{chapter}: Average = {round(avg, 1)}")
 
 class PhysicsChapter(Chapter):
     pass
@@ -110,8 +108,7 @@ def analyze_chapter_averages():
                     chapter_name = chapter_name.strip().lower()
                     marks = row[i + 1]
 
-                    if marks and marks.replace('.', '', 1).isdigit():  # Check if marks is a valid number
-                        marks = float(marks)
+                    if isinstance(marks, (int, float)):
                         # Check if the chapter belongs to Physics, Chemistry, or Maths
                         if chapter_name in physics_chapters:
                             physics_tracker.add_marks(chapter_name, marks)