added test file

mil_common/utils/mil_tools/scripts/preflightUI.py

@@ -0,0 +1,35 @@
+#!/usr/bin/env python3
+import blessed
+
+inp = ""
+term = blessed.Terminal()
+pos = 0
+
+while inp != "q":
+    maxPos = 3
+    height, width = term.height, term.width
+
+    # reprint line selected -> term.on_green"message"
+
+    print(term.home + term.clear + term.blink + term.on_green("pressed ") + repr(inp))
+
+    print("testing screen\n")
+    print("checklist")
+    print("hiiardware checklist")
+
+    print(term.move_y(term.height // 2))
+    print(term.black_on_darkkhaki(term.center("press any key")))
+
+    with term.cbreak():
+        inp = term.inkey()
+        if inp == "k" or inp == "KEY_UP":
+            if pos == 0:
+                pos = maxPos
+            else:
+                pos -= 1
+
+        if inp == "j" or inp == "KEY_DOWN":
+            if pos == maxPos:
+                pos = 0
+            else:
+                pos += 1