Clock Design Python programming Demo by G Krishna Chauhan

 Source Code

#!/usr/bin/env python3

# -*- coding: cp1252 -*-

"""       turtle-example-suite:

             tdemo_clock.py

Enhanced clock-program, showing date

and time

  ------------------------------------

   Press STOP to exit the program!

  ------------------------------------

"""

from turtle import *

from datetime import datetime

def jump(distanz, winkel=0):

    penup()

    right(winkel)

    forward(distanz)

    left(winkel)

    pendown()

def hand(laenge, spitze):

    fd(laenge*1.15)

    rt(90)

    fd(spitze/2.0)

    lt(120)

    fd(spitze)

    lt(120)

    fd(spitze)

    lt(120)

    fd(spitze/2.0)

def make_hand_shape(name, laenge, spitze):

    reset()

    jump(-laenge*0.15)

    begin_poly()

    hand(laenge, spitze)

    end_poly()

    hand_form = get_poly()

    register_shape(name, hand_form)

def clockface(radius):

    reset()

    pensize(7)

    for i in range(60):

        jump(radius)

        if i % 5 == 0:

            fd(25)

            jump(-radius-25)

        else:

            dot(3)

            jump(-radius)

        rt(6)

def setup():

    global second_hand, minute_hand, hour_hand, writer

    mode("logo")

    make_hand_shape("second_hand", 125, 25)

    make_hand_shape("minute_hand",  130, 25)

    make_hand_shape("hour_hand", 90, 25)

    clockface(160)

    second_hand = Turtle()

    second_hand.shape("second_hand")

    second_hand.color("gray20", "gray80")

    minute_hand = Turtle()

    minute_hand.shape("minute_hand")

    minute_hand.color("blue1", "red1")

    hour_hand = Turtle()

    hour_hand.shape("hour_hand")

    hour_hand.color("blue3", "red3")

    for hand in second_hand, minute_hand, hour_hand:

        hand.resizemode("user")

        hand.shapesize(1, 1, 3)

        hand.speed(0)

    ht()

    writer = Turtle()

    #writer.mode("logo")

    writer.ht()

    writer.pu()

    writer.bk(85)

def wochentag(t):

    wochentag = ["Monday", "Tuesday", "Wednesday",

        "Thursday", "Friday", "Saturday", "Sunday"]

    return wochentag[t.weekday()]

def datum(z):

    monat = ["Jan.", "Feb.", "Mar.", "Apr.", "May", "June",

             "July", "Aug.", "Sep.", "Oct.", "Nov.", "Dec."]

    j = z.year

    m = monat[z.month - 1]

    t = z.day

    return "%s %d %d" % (m, t, j)

def tick():

    t = datetime.today()

    sekunde = t.second + t.microsecond*0.000001

    minute = t.minute + sekunde/60.0

    stunde = t.hour + minute/60.0

    try:

        tracer(False)  # Terminator can occur here

        writer.clear()

        writer.home()

        writer.forward(65)

        writer.write(wochentag(t),

                     align="center", font=("Courier", 14, "bold"))

        writer.back(150)

        writer.write(datum(t),

                     align="center", font=("Courier", 14, "bold"))

        writer.forward(85)

        tracer(True)

        second_hand.setheading(6*sekunde)  # or here

        minute_hand.setheading(6*minute)

        hour_hand.setheading(30*stunde)

        tracer(True)

        ontimer(tick, 100)

    except Terminator:

        pass  # turtledemo user pressed STOP

def main():

    tracer(False)

    setup()

    tracer(True)

    tick()

    return "EVENTLOOP"

if __name__ == "__main__":

    mode("logo")

    msg = main()

    print(msg)

    mainloop()