Use of `*.%s` in string formatting could cause the name to include partial UTF8 sequences. While these were stripped before ID creation, they would be set in operator properties which are expected to be UTF8. Also remove redundant allocation.
Use of `*.%s` in string formatting could cause the name to include partial UTF8 sequences. While these were stripped before ID creation, they would be set in operator properties which are expected to be UTF8. Also remove redundant allocation.