diff --git a/projects/m1/005-units-of-time-again/python/main.py b/projects/m1/005-units-of-time-again/python/main.py
index e69de29bb..c32234ff9 100644
--- a/projects/m1/005-units-of-time-again/python/main.py
+++ b/projects/m1/005-units-of-time-again/python/main.py
@@ -0,0 +1,42 @@
+day_sec = 86400
+hours_sec = 3600
+minutes_sec = 60
+i = 2
+
+
+print("Insert a number of seconds")
+n_seconds = int(input())
+
+
+# calculation Day
+
+n_day = n_seconds/day_sec
+
+
+tot_daysec = int(n_day)*day_sec
+n_seconds = n_seconds - tot_daysec
+
+
+# calculation Hours
+
+n_hours = n_seconds/hours_sec
+
+
+tot_hourssec = int(n_hours)*hours_sec
+n_seconds = n_seconds - tot_hourssec
+
+
+# calculation Minutes
+
+n_minutes = n_seconds/minutes_sec
+
+
+tot_minutessec = int(n_minutes)*minutes_sec
+n_seconds = n_seconds - tot_minutessec
+
+
+
+
+print(str(int(n_day)) + ":" + f"{int(n_hours):0{i}}" + ":" + f"{int(n_minutes):0{i}}" + ":" + f"{int(n_seconds):0{i}}")
+
+#ALT print('{:02}'.format(int(n_hours)))