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[3.12] [3.13] gh-123370: Fix the canvas not clearing after running turtledemo.clock (gh-123457) (GH-125653)#125656

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Merged
terryjreedy merged 1 commit into from
Oct 17, 2024
Merged

[3.12] [3.13] gh-123370: Fix the canvas not clearing after running turtledemo.clock (gh-123457) (GH-125653) #125656

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33 changes: 20 additions & 13 deletions Lib/turtledemo/clock.py
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Original file line numberDiff line numberDiff line change
@@ -1,8 +1,7 @@
#!/usr/bin/env python3
# -*- coding: cp1252 -*-
""" turtle-example-suite:

tdemo_clock.py
turtledemo/clock.py

Enhanced clock-program, showing date
and time
Expand All@@ -13,6 +12,9 @@
from turtle import *
from datetime import datetime

dtfont = "TkFixedFont", 14, "bold"
current_day = None

def jump(distanz, winkel=0):
penup()
right(winkel)
Expand DownExpand Up@@ -53,11 +55,23 @@ def clockface(radius):
jump(-radius)
rt(6)

def display_date_time():
global current_day
writer.clear()
now = datetime.now()
current_day = now.day
writer.home()
writer.forward(distance=65)
writer.write(wochentag(now), align="center", font=dtfont)
writer.back(distance=150)
writer.write(datum(now), align="center", font=dtfont)
writer.forward(distance=85)

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("minute_hand", 115, 25)
make_hand_shape("hour_hand", 90, 25)
clockface(160)
second_hand = Turtle()
Expand All@@ -75,10 +89,10 @@ def setup():
hand.speed(0)
ht()
writer = Turtle()
#writer.mode("logo")
writer.ht()
writer.pu()
writer.bk(85)
display_date_time()

def wochentag(t):
wochentag = ["Monday", "Tuesday", "Wednesday",
Expand All@@ -100,18 +114,11 @@ def tick():
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)
second_hand.setheading(6*sekunde) # or here
minute_hand.setheading(6*minute)
hour_hand.setheading(30*stunde)
if t.day != current_day:
display_date_time()
tracer(True)
ontimer(tick, 100)
except Terminator:
Expand Down
1 change: 1 addition & 0 deletions Misc/NEWS.d/next/Library/2024-08-28-19-27-35.gh-issue-123370.SPZ9Ux.rst
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Original file line numberDiff line numberDiff line change
@@ -0,0 +1 @@
Fix the canvas not clearing after running turtledemo clock.