Fixing in constructor as well

Checking for max_characters in constructor before adding space.

Author: cinderblockgames

adafruit_display_text/scrolling_label.py

@@ -67,7 +67,7 @@ def __init__(
         self._last_animate_time = -1
         self._max_characters = max_characters
 
-        if text and text[-1] != " ":
+        if text and text[-1] != " " and len(text) > max_characters::
             text = f"{text} "
         self._full_text = text