TextInput widget: don't duplicate text when receiving initial focus

libopensesame/widgets/_text_input.py

@@ -96,7 +96,7 @@ def __init__(
         self.var = var
         self.text = safe_decode(text)
         self.set_var(text)
-        self.caret_pos = None
+        self.caret_pos = len(self.text)
         self._key_filter = (
             lambda k: True) if key_filter is None else key_filter