solution

app/main.py

@@ -1,3 +1,26 @@
+import math
+from typing import Any
+
 class OnlineCourse:
-    # write your code here
-    pass
+   def __init__(
+           self,
+           name: str,
+           description: str,
+           weeks: int) -> None:
+       self.name = name
+       self.description = description
+       self.weeks = weeks
+
+   @staticmethod
+   def days_to_weeks(days: int) -> int:
+    return math.ceil(days / 7)
+
+   @classmethod
+   def from_dict(cls, course_dict: dict) -> Any:
+       return cls(
+           name=course_dict.get("name"),
+           description=course_dict.get("description"),
+           weeks=OnlineCourse.days_to_weeks(
+               course_dict.get("days")
+           )
+       )