tile.py tile_grid.py drawtiles.py

Yes, I'll use docstrings because I can type more comments between """ and """.
I'll still use # to the right of code to comment on the code line.

tile.py

@@ -1,5 +1,6 @@
 from turtle import *
 
+# Nelson Mason - LAI 676LEC A - Assignment 1.4 - Checkpoint 3 - Draw with ranges
 def draw_tile(size):
     "Draws one tile, which can be repeated to form a pattern."
     draw_tile_outline(size)
@@ -9,19 +10,26 @@ def draw_tile_outline(size):
     pencolor("#dddddd")
     square(size)
 
-def draw_squiggle(size):
+def draw_squiggle(size): # recoded to draw a circle within each square
+    penup()
     forward(size/4)
-    pencolor("black")
     left(90)
-    quarter_arc_right(size/4)
-    quarter_arc_left(size/4)
-    quarter_arc_left(size/4)
-    quarter_arc_right(size/4)
-    left(90)
-    fly(size/4)
-    left(90)
-    fly(size)
+    forward(size/2)
+    pendown() # new starting point for drawing inside the tile
+    #forward(size/4) # original starting point for drawing inside the tile 
+    pencolor("yellow") # change of color
+    #left(90) part of original starting point positioning - moved up in this code block
+    quarter_arc_right(size/4) # 1st arc
+    #quarter_arc_left(size/4) not needed for right-turn drawing of circle
+    #quarter_arc_left(size/4) not needed for right-turn drawing of circle
+    quarter_arc_right(size/4) # 2nd arc
+    quarter_arc_right(size/4) # 3rd arc - added to keep drawing the circle
+    quarter_arc_right(size/4) # 4th arc - added to keep drawing the circle
+    left(90) # lines 28-32 moves the pen to the tile outline starting point, 
+    fly(size/4) 
     left(90)
+    fly(size/2)  
+    left(90) # lower left corner, pointing to the right
 
 def fly(distance):
     "Moves without drawing."