Move Python package files to new package directories

Signed-off-by: Bobby Noelte <b0661n0e17e@gmail.com>

src/akkudoktoreos/class_sommerzeit.py

@@ -0,0 +1,28 @@
+import datetime
+
+import pytz
+
+
+def ist_dst_wechsel(tag, timezone="Europe/Berlin"):
+    """Checks if Daylight Saving Time (DST) starts or ends on a given day."""
+    tz = pytz.timezone(timezone)
+    # Get the current day and the next day
+    current_day = datetime.datetime(tag.year, tag.month, tag.day)
+    next_day = current_day + datetime.timedelta(days=1)
+
+    # Localize the days in the given timezone
+    current_day_localized = tz.localize(current_day, is_dst=None)
+    next_day_localized = tz.localize(next_day, is_dst=None)
+
+    # Check if the UTC offsets are different (indicating a DST change)
+    dst_change = current_day_localized.dst() != next_day_localized.dst()
+
+    return dst_change
+
+
+# # Example usage
+# start_date = datetime.datetime(2024, 3, 31)  # Date of the DST change
+# if ist_dst_wechsel(start_date):
+#     prediction_hours = 23  # Adjust to 23 hours for DST change days
+# else:
+#     prediction_hours = 24  # Default value for days without DST change