Refactor: Move define declarations from global level to class methods

Author: Minku-Koo

src/pendulum/formatting/difference_formatter.py

@@ -5,18 +5,6 @@
 from pendulum.locales.locale import Locale
 
 
-DAYS_THRESHOLD_FOR_HALF_WEEK = 3
-DAYS_THRESHOLD_FOR_HALF_MONTH = 15
-MONTHS_THRESHOLD_FOR_HALF_YEAR = 6
-
-HOURS_IN_NEARLY_A_DAY = 22
-DAYS_IN_NEARLY_A_MONTH = 27
-MONTHS_IN_NEARLY_A_YEAR = 11
-
-DAYS_OF_WEEK = 7
-SECONDS_OF_MINUTE = 60
-FEW_SECONDS_MAX = 10
-
 if t.TYPE_CHECKING:
     from pendulum import Duration
 
@@ -44,6 +32,18 @@ def format(
         :param absolute: Whether it's an absolute difference or not
         :param locale: The locale to use
         """
+        DAYS_THRESHOLD_FOR_HALF_WEEK = 3
+        DAYS_THRESHOLD_FOR_HALF_MONTH = 15
+        MONTHS_THRESHOLD_FOR_HALF_YEAR = 6
+
+        HOURS_IN_NEARLY_A_DAY = 22
+        DAYS_IN_NEARLY_A_MONTH = 27
+        MONTHS_IN_NEARLY_A_YEAR = 11
+
+        DAYS_OF_WEEK = 7
+        SECONDS_OF_MINUTE = 60
+        FEW_SECONDS_MAX = 10
+
         KEY_FUTURE = ".future"
         KEY_PAST = ".past"
         KEY_AFTER = ".after"