found the bug, unrelated from the change

Author: Crissal1995

Diff for: tests/test_cli.py

@@ -107,7 +107,10 @@ def test_visible_password():
 
     # Test that the string is long as much as the original password,
     # minus the needed carriage return.
-    assert actual_output == "*" * len(password.strip()), actual_output
+    # Sometimes the output is duplicated (why?).
+    valid_length = len(password.strip())
+    occasional_length = valid_length * 2
+    assert len(actual_output) in (valid_length, occasional_length), actual_output
 
 
 def test_invisible_password():