Correct examples, add None as an input and output value

util/drawing.py

@@ -2,7 +2,7 @@ from datetime import datetime
 from dateutil.relativedelta import relativedelta, MO, TU, WE, FR, SA
 
 
-def get_next_draw_date(game: str, from_date: str | None = None) -> str:
+def get_next_draw_date(game: str | None, from_date: str | None = None) -> str:
     """
     Gets the next drawing date from the current or specified date for the given game
     If the current date is the next drawing date, the current date is returned
@@ -12,12 +12,12 @@ def get_next_draw_date(game: str, from_date: str | None = None) -> str:
     :return: next drawing date
 
     Examples:
-    >>> get_next_draw_date(game='mega', from_date='02/15/2026')
+    >>> get_next_draw_date(game='megamillions', from_date='02/15/2026')
     '02/17/2026'
-    >>> get_next_draw_date(game='power', from_date='02/15/2026')
+    >>> get_next_draw_date(game='powerball', from_date='02/15/2026')
     '02/16/2026'
     """
-    return_date = ''
+    return_date = None
     return_date_format = '%m/%d/%Y'
     # if no date was specified, use today's date
     if from_date is None: