Fix constant bit length

foo.py

@@ -18,13 +18,13 @@ print("\n\n\n\n\n")
 
 array = "{" + ",".join([hex(p) for p in pixels]) + "}"
 
-code = """uint32_t[{width}] = {array};
+code = """uint32_t[{width}] pixels = {array};
 
 for (int x = 0; x < {width}; x++) {{
     uint32_t line = pixels[x];
     for (int y = 0; y < {height}; y++) {{
         uint32_t color = 0;
-        if (line & (1 << y)) {{
+        if (line & (1l << y)) {{
             color = 0xFFFFFF;
         }}
         strip.setPixelColor(y, color);