This should kinda works? Gonna test soon

.gitignore

@@ -0,0 +1 @@
+__pycache__/

buildubuntu.sh

@@ -0,0 +1,5 @@
+rm -v test.py
+echo "demo.lua -> 'test.py'"
+../luajit demo.lua pn.png >> test.py
+rm -v /media/user/disk/test.py
+cp -v test.py /media/user/disk/

demo.lua

@@ -6,8 +6,7 @@ function int_hex(nb)
   return [[\x]]..add..string.format("%x", nb)
 end
 
-io.write([[from casioplot import set_pixel as S
-from casioplot import show_screen as R
+io.write([[from draw import *
 ]])
 
 do --open image
@@ -35,9 +34,9 @@ for j = 1, image_infos.height, 1 do
 end
 
 --let's write the pallet
-io.write("\"\npallet=(None")
+io.write("\"\npallet=(")
 for i, _ in pairs(pallet) do
-  io.write(",(", i, ")")
+  io.write("(", i, "),")
 end
 
-io.write(")\nR()")
+io.write(")\ndraw(data,pallet,", image_infos.width, ")")

draw.py

@@ -0,0 +1,13 @@
+from casioplot import set_pixel as S
+from casioplot import show_screen as R
+
+def draw(data, pallet, width):
+    x = 0
+    y = 0
+    for v in data:
+        S(x, y, pallet[v])
+        x += 1
+        if x == width:
+            x = 0
+            y += 1
+    R()