countdown timer

Author: rhelmstedter

days/01-03-datetimes/code/datetime_date.py

@@ -36,6 +36,10 @@
 
 # We need to use != & == rather than is / is not for comparison. Sorry for the mistake in the video.
 if christmas != today_date:
-    print("Sorry there are still " + str((christmas - today_date).days) + " until Christmas!")
+    print(
+        "Sorry there are still "
+        + str((christmas - today_date).days)
+        + " until Christmas!"
+    )
 else:
     print("Yay it's Christmas!")

days/01-03-datetimes/code/datetime_timedelta.py

@@ -6,21 +6,21 @@
 t = timedelta(days=4, hours=10)
 
 t.days
-#4
+# 4
 
 t.seconds
-#36000
+# 36000
 
-t.hours
-#Traceback (most recent call last):
-    #File "<pyshell#119>", line 1, in <module> t.hours
-#AttributeError: 'datetime.timedelta' object has no attribute 'hours'
+# t.hours
+# Traceback (most recent call last):
+# File "<pyshell#119>", line 1, in <module> t.hours
+# AttributeError: 'datetime.timedelta' object has no attribute 'hours'
 
 t.seconds / 60 / 60
-#10.0
+# 10.0
 
 t.seconds / 3600
-#10.0
+# 10.0
 
 
 #########
@@ -30,10 +30,10 @@
 today = datetime.today()
 
 today
-#datetime.datetime(2018, 2, 19, 14, 55, 19, 197404
+# datetime.datetime(2018, 2, 19, 14, 55, 19, 197404
 
 today + eta
-#datetime.datetime(2018, 2, 19, 20, 55, 19, 197404)
+# datetime.datetime(2018, 2, 19, 20, 55, 19, 197404)
 
 str(today + eta)
 #'2018-02-19 20:55:19.197404'

days/01-03-datetimes/countdown_timer.py

@@ -0,0 +1,32 @@
+from datetime import datetime
+import numpy as np
+import time
+
+LAST_DAY_OF_SCHOOL = datetime(2021, 6, 10, 11, 50, 0, 0)
+
+def total_countdown():
+    event_delta = LAST_DAY_OF_SCHOOL - datetime.now()
+    while (event_delta.days + event_delta.seconds) > 0:
+        hours, remaining_delta = divmod(event_delta.seconds, 3600)
+        mins, secs = divmod(remaining_delta, 60)
+        timer = f"\t{event_delta.days:02d} days {hours:02d} hours {mins:02d} minutes {secs:02d} seconds"
+        print(timer, end="\r")
+        time.sleep(1)
+        event_delta = LAST_DAY_OF_SCHOOL - datetime.now()
+
+    print("School's out for summer!")
+
+
+def school_days():
+    today = datetime.now()
+    print(f"\tThere are {np.busday_count(today.date(), LAST_DAY_OF_SCHOOL.date()) -1} school days left in the 2020-2021 school year.")
+    pass
+
+
+print()
+school_days()
+print()
+print("\tTime until school is out for summer 2021:", end="\n\n")
+total_countdown()
+
+