Snake game in python

Palindrome.py

@@ -0,0 +1,9 @@
+def checkPalindrome(text):
+    return text == text[::-1]
+
+string = 'level'
+
+if checkPalindrome(string):
+    print(string + ' is palindrome')
+else:
+    print(string + ' is not palindrome')

snake game.py

@@ -0,0 +1,188 @@
+import turtle
+import time
+import random
+
+delay = 0.1
+
+#Score
+score = 0
+high_score = 0
+
+# Set up the Screen 
+wn = turtle.Screen()
+wn.title("Snake Game By Sachin")
+wn.bgcolor("teal")
+wn.setup(width=600,height=600)
+wn.tracer(0) # Turns off the screen updates
+
+# Snake head
+head = turtle.Turtle()
+head.speed(0)
+head.shape("square")
+head.color("black")
+head.penup()
+head.goto(0,0)
+head.direction = "stop"
+
+# Snake Food 
+Food = turtle.Turtle()
+Food.speed(0)
+Food.shape("circle")
+Food.color("red")
+Food.penup()
+Food.goto(0,100)
+
+
+segments = []
+
+
+#pen
+pen = turtle.Turtle()
+pen.speed(0)
+pen.shape("square")
+pen.color("white")
+pen.penup()
+pen.hideturtle()
+pen.goto(0,220)
+pen.write("Score: 0 High Score: 0",align="center",font=("Courier",24,"normal"))
+pen.goto(0,200)
+pen.write("Press: 'W' for up, 'S' for Down, 'A' for left, 'D' for Right",align="center",font=("Courier",10,"normal"))
+
+# Functions 
+def go_up():
+	if head.direction != "down":
+		head.direction = "up"
+def go_down():
+	if head.direction != "up":
+		head.direction = "down"
+def go_left():
+	if head.direction != "right":
+		head.direction = "left"
+def go_right():
+	if head.direction != "left":
+		head.direction = "right"
+
+
+def move():
+	if head.direction == "up":
+		y = head.ycor()
+		head.sety(y + 20)
+
+	if head.direction == "down":
+		y = head.ycor()
+		head.sety(y - 20)
+
+	if head.direction == "left":
+		x = head.xcor()
+		head.setx(x - 20)
+
+	if head.direction == "right":
+		x = head.xcor()
+		head.setx(x + 20)
+
+# Keyboard Bidings
+wn.listen()
+wn.onkeypress(go_up,"w")
+wn.onkeypress(go_down,"s")
+wn.onkeypress(go_left,"a")
+wn.onkeypress(go_right,"d")
+
+# Main game loop
+while True:
+	wn.update()
+	# Check for the collision with the border
+	if head.xcor()>290 or head.xcor()<-290 or head.ycor()>290 or head.ycor()<-290:
+		time.sleep(1)
+		head.goto(0,0)
+		head.direction = "stop"
+
+		#Hide the segments
+		for segment in segments:
+			segment.goto(1000,1000)
+
+		#Clear the screen
+		segments.clear()
+
+		#Reset the score
+		score = 0
+
+		#Resert the delay
+		delay = 0.1
+
+		#Update the score display
+		pen.clear()
+		pen.write("Score: {} High Score: {}".format(score,high_score),align="center",font=("Courier",24,"normal"))
+
+    # Check for the collision of food
+	if head.distance(Food) < 20:
+		# Move the food to a random spot
+		x = random.randint(-290,290)
+		y = random.randint(-290,290)
+		Food.goto(x,y)
+
+		#Add a segment
+		new_segment = turtle.Turtle()
+		new_segment.speed(0)
+		new_segment.shape("square")
+		new_segment.color("yellow")
+		new_segment.penup()
+		segments.append(new_segment)
+
+		# Shorten the delay
+		delay -= 0.001
+
+		#Increase the score
+		score += 10
+
+		if score > high_score:
+			high_score = score
+
+		pen.clear()
+		pen.write("Score: {} High Score: {}".format(score,high_score),align="center",font=("Courier",24,"normal"))
+
+	#Move the end segments first in reverse order
+	for index in range(len(segments)-1, 0, -1):
+		x = segments[index-1].xcor()
+		y = segments[index-1].ycor()
+		segments[index].goto(x, y)
+
+	#Move segments 0 to where the head is
+	if len(segments) > 0:
+		x = head.xcor()
+		y = head.ycor()
+		segments[0].goto(x, y)
+
+	move()
+
+	#Check for the head collision with the body segments
+	for segment in segments:
+		if segment.distance(head)<20:
+			time.sleep(0.5)
+			head.goto(0,0)
+			head.direction = "stop"
+
+			#Hide the segments
+			for segment in segments:
+				segment.goto(1000,1000)
+
+			#Clear the screen
+			segments.clear()
+
+			#Reset the score
+			score = 0
+
+			#Resert the delay
+			delay = 0.1
+
+			#Update the score display
+			pen.clear()
+			pen.write("Score: {} High Score: {}".format(score,high_score),align="center",font=("Courier",24,"normal"))
+
+
+
+	time.sleep(delay)
+
+
+
+
+wn.mainloop()