Update OnDiskBitmap code to take a filename string with CP7

CircuitPython_displayio/displayio_ondiskbitmap.py

@@ -3,6 +3,8 @@ import displayio
 
 display = board.DISPLAY
 
+# Current method valid for CircuitPython 6 & 7
+
 # Open the file
 with open("/purple.bmp", "rb") as bitmap_file:
 
@@ -10,7 +12,32 @@ with open("/purple.bmp", "rb") as bitmap_file:
     bitmap = displayio.OnDiskBitmap(bitmap_file)
 
     # Create a TileGrid to hold the bitmap
-    tile_grid = displayio.TileGrid(bitmap, pixel_shader=getattr(bitmap, 'pixel_shader', displayio.ColorConverter()))
+    tile_grid = displayio.TileGrid(
+        bitmap,
+        pixel_shader=getattr(bitmap, 'pixel_shader', displayio.ColorConverter())
+    )
+
+    # Create a Group to hold the TileGrid
+    group = displayio.Group()
+
+    # Add the TileGrid to the Group
+    group.append(tile_grid)
+
+    # Add the Group to the Display
+    display.show(group)
+
+    # Loop forever so you can enjoy your image
+    while True:
+        pass
+
+
+# Future method for CircuitPython 7 onwards
+
+# Setup the file as the bitmap data source
+bitmap = displayio.OnDiskBitmap("/purple.bmp")
+
+# Create a TileGrid to hold the bitmap
+tile_grid = displayio.TileGrid(bitmap, pixel_shader=bitmap.pixel_shader)
 
 # Create a Group to hold the TileGrid
 group = displayio.Group()

CircuitPython_displayio/displayio_text.py

@@ -9,8 +9,8 @@ text = "HELLO WORLD"
 font = terminalio.FONT
 color = 0x0000FF
 
-# Create the tet label
-text_area = label.Label(font, text="HELLO WORLD", color=0x00FF00)
+# Create the text label
+text_area = label.Label(font, text=text, color=color)
 
 # Set the location
 text_area.x = 100