Ex1

src/ex1.py

@@ -0,0 +1,7 @@
+def get_week_day (week: int) -> str | None:
+
+    if week < 1 or week > 7:
+        return None
+    days = ["Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"]
+
+    return days[week - 1]

tests/test_ex1.py

@@ -0,0 +1,12 @@
+from src.ex1 import get_week_day
+
+def test_ex1() -> None:
+    assert get_week_day(0) == None
+    assert get_week_day(1) == "Monday"
+    assert get_week_day(2) == "Tuesday"
+    assert get_week_day(8) == None
+    assert get_week_day(4) == "Thursday"
+    assert get_week_day(7) == "Sunday"
+    assert get_week_day(5) == "Friday"
+    assert get_week_day(32) == None
+    assert get_week_day(3) == "Wednesday"