AdityaShaw1 · Oct 18, 2022 · Oct 18, 2022
Showing with 62 additions and 0 deletions.

+61 −0 code/Python/snake_game/snake.py

+1 −0 contributors.toml
diff --git a/code/Python/snake_game/snake.py b/code/Python/snake_game/snake.py
@@ -0,0 +1,61 @@
+from turtle import Turtle, Screen
+
+
+STARTING_POSITIONS = [(0, 0), (-20, 0), (-40, 0)]
+MOVE_DISTANCE = 20
+UP = 90
+DOWN = 270
+LEFT = 180
+RIGHT = 0
+
+
+class Snake:
+
+    def __init__(self):
+        self.segments = []
+        self.create_snake()
+        self.head = self.segments[0]
+
+    def create_snake(self):
+        for position in STARTING_POSITIONS:
+            self.add_segment(position)
+
+    def move(self):
+        for seg_num in range(len(self.segments) - 1, 0, -1):
+            new_x = self.segments[seg_num - 1].xcor()
+            new_y = self.segments[seg_num - 1].ycor()
+            self.segments[seg_num].goto(new_x, new_y)
+        self.segments[0].forward(MOVE_DISTANCE)
+
+    def add_segment(self, position):
+        new_segment = Turtle("square")
+        new_segment.color("white")
+        new_segment.penup()
+        new_segment.goto(position)
+        self.segments.append(new_segment)
+
+    def reset(self):
+        for seg in self.segments:
+            seg.goto(1000, 1000)
+        self.segments.clear()
+        self.create_snake()
+        self.head = self.segments[0]
+
+    def extend(self):
+        self.add_segment(self.segments[-1].position())
+
+    def up(self):
+        if self.head.heading() != DOWN:
+            self.head.setheading(UP)
+
+    def down(self):
+        if self.head.heading() != UP:
+            self.head.setheading(DOWN)
+
+    def left(self):
+        if self.head.heading() != RIGHT:
+            self.head.setheading(LEFT)
+
+    def right(self):
+        if self.head.heading() != LEFT:
+            self.head.setheading(RIGHT)
diff --git a/contributors.toml b/contributors.toml
@@ -12,4 +12,5 @@ contributors = [
     { name = "Nitish Pal", bio = "Developer, Mathematician", location = "India" },
     { name = "YorLecaros", bio = "Backend Developer", location = "Peru" },
     { name = "Meghwant", bio = "Web Developer", location = "India" },
+    { name = "Sawan Kumar", bio = "Web Developer", location = "India" },
 ]