init commit

Author: kalebleeroy13

countDown.py

@@ -0,0 +1,56 @@
+""" Countdown, by Al Sweigart [email protected]
+show a countdown timer animation using a seven-segment display.
+Press Ctrl-C to stop.
+More info at https://en.wikipedia.org/wiki/Seven-segment_display
+Requires sevseg.py to be in the same folder.
+View this code at https://nostarch.com/big-book-small-python-projects
+Tags: tiny, artistis"""
+
+import sys, time
+import sevseg # Imports our sevseg.py program.as
+
+# play with seconds:
+secondsLeft = 30
+
+try:
+    while True: # Main loop.
+        # clear the screen by printing several newlines:
+        print('\n' * 60)
+
+        # Get the hours/minutes/seconds from secondsLeft:
+        # For example: 7265 is 2 hours, 1 minute, 5 seconds.
+        # So 7265 // 3600 is 2 hours:
+        hours = sttr(secondsLeft // 3600)
+        # And 7265 % 3600 is 65 // 60 is 1 minute
+        minutes = str((secondsLeft % 3600) // 60)
+        # And 7265 % 60 is 5 seconds:
+        seconds = str(secondsLeft % 60)
+
+        # Get the digit strings from the secseg module:
+        hDigits = secseg.getSevSegStr(hours, 2)
+        hTopRow, hMiddleRow, hBottomRow = hDigits.splitlines()
+
+        mDigits = sevseg.getSevSegStr(minutes, 2)
+        mTopRow,mMiddleRow, mBottomRow = mDigits.splitlines()
+
+        sDigits = sevseg.getSevSegStr(seconds, 2)
+        sTopRow, sMiddleRow, sBottomRow = sDigits.splitlines()
+
+        # Display the didgits
+        print(hTopRow  + '   ' + mTopRow + '    ' + sTopRow)
+        print(hMiddleRow  + '  *  ' + mMiddleRow + '  *  ' + sMiddleRow)
+        print(hBottomRow  + '  *  ' + mBottomRow + '  *  ' + sTopRow)
+
+        if secondsLeft == 0:
+            print()
+            print('  * * * * BOOM * * * *')
+            break
+
+        print()
+        print(' Press Ctrl-C to quit.')
+
+        time.sleep(1)
+        secondsLeft -= 1
+except KeyboardInterrupt:
+    print('Countdown, by Al Sweigart [email protected]')
+    sys.exit() #