Initial commit with refactor

Polygon100.py

@@ -0,0 +1,59 @@
+print('**************************************')
+print ('Welcome to DumbCAD 1.01')
+print ('A Simple Programme to Draw A Regular Polygon')
+print ('')
+
+#get "num_sides"
+num_sides = int(input("How many sides is the polygon to have: between 3 and 20  ?: "))
+x = (num_sides)
+
+#get "length"
+length = int(input("What is the length of each side ?"))
+print('')
+
+# dictionary of names "polynames"
+polynames =	{
+  3 : "Triangle",
+  4 : "Square",
+  5 : "Pentagon",
+  6 : "Hexagon",
+  7 : "Heptagon",
+  8 : "Octagon",
+  9 : "Nonagon",
+  10: "Decagon",
+  11: "Hendecagon",
+  12: "Dodecagon",
+  13: "Triskaidecagon",
+  14: "Tetradecagon",
+  15: "Pendedecagon",
+  16: "Hexdecagon",
+  17: "Heptdecagon",
+  18: "Octdecagon",
+  19: "Enneadecagon",
+  20: "Icosagon",
+}
+# use "num_sides" to get "figure_name" from dictionary "polynames"
+figure_name = polynames[x]
+
+#calculate internal angle of polygon
+int_angle = (num_sides-2)*180/num_sides
+
+print (f'Okay, a {num_sides} sided polygon is called a {figure_name} and it has an internal angles of {int_angle} degrees.')
+print (f'Lets draw a regular {figure_name} with {length} long sides.')
+
+import turtle
+turtle.screensize(4000,4000)
+turtle.hideturtle()
+turtle.speed(speed=1)
+turtle.bgcolor("grey")
+turtle.pen(pencolor="blue", pensize=5)
+
+for i in range(num_sides):
+    turtle.forward(length)
+    turtle.left (180 - (int_angle))
+
+turtle.penup()
+label=len(figure_name)
+turtle.goto(-label*9+length/2,-60) #start position for text
+turtle.write(figure_name, font=("Verdana",25, "normal"))
+turtle.Screen().exitonclick()