adding micropython examples (#2286)

* adding micropython examples

* adding micropython examples

examples/styles/lv_example_style_4.py

@@ -0,0 +1,23 @@
+#
+# Using the outline style properties
+#
+
+style = lv.style_t()
+style.init()
+
+# Set a background color and a radius
+style.set_radius(5)
+style.set_bg_opa(lv.OPA.COVER)
+style.set_bg_color(lv.palette_lighten(lv.PALETTE.GREY, 1))
+
+# Add outline
+style.set_outline_width(2)
+style.set_outline_color(lv.palette_main(lv.PALETTE.BLUE))
+style.set_outline_pad(8)
+
+# Create an object with the new style
+obj = lv.obj(lv.scr_act())
+obj.add_style(style, 0)
+obj.center()
+
+