client: Added helper stretch()

playbook/templates/client.py

@@ -14,6 +14,14 @@ binding_accept = [ord('l'), ord(' '), ord('\n')]
 binding_back = [ord('h'), ord('q'), curses.KEY_BACKSPACE]
 binding_exit = [ord('Q')]
 
+def stretch(text, length, char = ' '):
+    missing = length - len(text)
+    if 0 < missing:
+        text += char * missing
+    elif missing < 0:
+        text = text[0:length]
+    return text
+
 def build_description(base_dir, desc_path):
     rel_path = desc_path.relative_to(base_dir)
     parts = list(rel_path.parts[:-1])