example: remove the MicroPython examples

See #4347

examples/widgets/roller/lv_example_roller_1.py

@@ -1,31 +0,0 @@
-def event_handler(e):
-    code = e.get_code()
-    obj = e.get_target_obj()
-    if code == lv.EVENT.VALUE_CHANGED:
-        option = " "*10
-        obj.get_selected_str(option, len(option))
-        print("Selected month: " + option.strip())
-
-#
-# An infinite roller with the name of the months
-#
-
-roller1 = lv.roller(lv.screen_active())
-roller1.set_options("\n".join([
-    "January",
-    "February",
-    "March",
-    "April",
-    "May",
-    "June",
-    "July",
-    "August",
-    "September",
-    "October",
-    "November",
-    "December"]),lv.roller.MODE.INFINITE)
-
-roller1.set_visible_row_count(4)
-roller1.center()
-roller1.add_event_cb(event_handler, lv.EVENT.ALL, None)
-

examples/widgets/roller/lv_example_roller_2.py

@@ -1,76 +0,0 @@
-import fs_driver
-
-def event_handler(e):
-    code = e.get_code()
-    obj = e.get_target_obj()
-    if code == lv.EVENT.VALUE_CHANGED:
-        option = " "*10
-        obj.get_selected_str(option, len(option))
-        print("Selected value: %s\n" + option.strip())
-
-#
-# Roller with various alignments and larger text in the selected area
-#
-
-# A style to make the selected option larger
-style_sel = lv.style_t()
-style_sel.init()
-
-try:
-    style_sel.set_text_font(lv.font_montserrat_22)
-except:
-    fs_drv = lv.fs_drv_t()
-    fs_driver.fs_register(fs_drv, 'S')
-    print("montserrat-22 not enabled in lv_conf.h, dynamically loading the font")
-
-    # get the directory in which the script is running
-    try:
-        script_path = __file__[:__file__.rfind('/')] if __file__.find('/') >= 0 else '.'
-    except NameError:
-        print("Could not find script path")
-        script_path = ''
-    if script_path != '':
-        try:
-            font_montserrat_22 = lv.font_load("S:" + script_path + "/../../assets/font/montserrat-22.fnt")
-            style_sel.set_text_font(font_montserrat_22)
-        except:
-            print("Cannot load font file montserrat-22.fnt")
-
-style_sel.set_bg_color(lv.color_hex3(0xf88))
-style_sel.set_border_width(2)
-style_sel.set_border_color(lv.color_hex3(0xf00))
-
-opts = "\n".join(["1","2","3","4","5","6","7","8","9","10"])
-
-# A roller on the left with left aligned text, and custom width
-roller = lv.roller(lv.screen_active())
-roller.set_options(opts, lv.roller.MODE.NORMAL)
-roller.set_visible_row_count(2)
-roller.set_width(100)
-roller.add_style(style_sel, lv.PART.SELECTED)
-roller.set_style_text_align(lv.TEXT_ALIGN.LEFT, 0)
-roller.set_style_bg_color(lv.color_hex3(0x0f0), 0)
-roller.set_style_bg_grad_color(lv.color_hex3(0xafa), 0);
-roller.align(lv.ALIGN.LEFT_MID, 10, 0)
-roller.add_event_cb(event_handler, lv.EVENT.ALL, None)
-roller.set_selected(2, lv.ANIM.OFF)
-
-# A roller in the middle with center aligned text, and auto (default) width
-roller = lv.roller(lv.screen_active())
-roller.set_options(opts, lv.roller.MODE.NORMAL)
-roller.set_visible_row_count(3)
-roller.add_style(style_sel, lv.PART.SELECTED)
-roller.align(lv.ALIGN.CENTER, 0, 0)
-roller.add_event_cb(event_handler, lv.EVENT.ALL, None)
-roller.set_selected(5, lv.ANIM.OFF)
-
-# A roller on the right with right aligned text, and custom width
-roller = lv.roller(lv.screen_active())
-roller.set_options(opts, lv.roller.MODE.NORMAL)
-roller.set_visible_row_count(4)
-roller.set_width(80)
-roller.add_style(style_sel, lv.PART.SELECTED)
-roller.set_style_text_align(lv.TEXT_ALIGN.RIGHT, 0)
-roller.align(lv.ALIGN.RIGHT_MID, -10, 0)
-roller.add_event_cb(event_handler, lv.EVENT.ALL, None)
-roller.set_selected(8, lv.ANIM.OFF)

examples/widgets/roller/lv_example_roller_3.py

@@ -1 +0,0 @@
-pass