Python: twelve_days

python/twelve-days/twelve_days.py

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+from typing import List
+
+ORDINALS = ['first',
+            'second',
+            'third',
+            'fourth',
+            'fifth',
+            'sixth',
+            'seventh',
+            'eighth',
+            'ninth',
+            'tenth',
+            'eleventh',
+            'twelfth']
+
+GIFTS = ['a Partridge in a Pear Tree',
+         'two Turtle Doves',
+         'three French Hens',
+         'four Calling Birds',
+         'five Gold Rings',
+         'six Geese-a-Laying',
+         'seven Swans-a-Swimming',
+         'eight Maids-a-Milking',
+         'nine Ladies Dancing',
+         'ten Lords-a-Leaping',
+         'eleven Pipers Piping',
+         'twelve Drummers Drumming']
+
+
+def _get_gifts_by_day(day: int) -> str:
+
+    gift_str = ', '.join(reversed(GIFTS[1:day + 1]))
+
+    if gift_str:
+        gift_str += ', and '
+
+    gift_str += GIFTS[0]
+    return gift_str
+
+
+def recite(start_verse: int, end_verse: int) -> List[str]:
+
+    return [f'On the {ORDINALS[day]} day of Christmas my '
+            f'true love gave to me: {_get_gifts_by_day(day)}.'
+            for day in range(start_verse - 1, end_verse)]