OK much

Html/db/course.py

@@ -0,0 +1,42 @@
+import os
+# Example usage:
+import json
+LOCAL_COURSE_DATA_DIR = "data/course/" # only use locally, not for other .py files
+
+class Course:
+    def __init__(self, course_name, course_id, course_auther, course_img_path, lessons, description):
+        self.course_name = course_name 
+        self.course_id = course_id 
+        self.course_auther = course_auther  
+        self.course_img_path = course_img_path  
+        self.lessons = lessons
+        self.description = description
+
+
+    def __json__(self):
+        return {
+            'course_id': self.course_id,
+            'course_name': self.course_name,
+            'course_auther': self.course_auther,
+            'course_img_path': self.course_img_path,
+            'lessons': self.lessons,
+            'description': self.description
+        }
+    def to_json(self):
+        return json.dumps(self, default=lambda o: o.__json__(), indent=4)   
+    
+def load_course_from_json(course_id, course_data_dir = None)-> Course:
+    try:
+        COURSE_DATA_DIR = course_data_dir if course_data_dir else LOCAL_COURSE_DATA_DIR
+        with open(os.path.join(COURSE_DATA_DIR, f'{course_id}.json'), "r") as f:
+            raw_json = f.read()
+            user_data = json.loads(raw_json)
+            return Course(**user_data)
+    except Exception as e:
+        print(e)
+        return None
+
+if(__name__ == "__main__"):
+
+    user = load_course_from_json('CS101')
+