Log each old backup as it is removed

Removing old backups can take minutes on a slow drive; logging each one with
its position (e.g. "(1/3)") shows that the backup is still progressing.

simple_backup/simple_backup.py

@@ -278,7 +278,11 @@ class Backup:
                 logger.info('Removing old backups...')
                 dirs.sort()
 
-                for i in range(n_backup - self.keep):
+                n_remove = n_backup - self.keep
+
+                for i in range(n_remove):
+                    logger.info('Removing backup %s (%d/%d)...', dirs[i], i + 1, n_remove)
+
                     if self.remote_sudo:
                         _, _, stderr = self._ssh.exec_command(
                             f'sudo rm -r {shlex.quote(f"{self.output}/simple_backup/{dirs[i]}")}')
@@ -317,7 +321,11 @@ class Backup:
                 logger.info('Removing old backups...')
                 dirs.sort()
 
-                for i in range(n_backup - self.keep):
+                n_remove = n_backup - self.keep
+
+                for i in range(n_remove):
+                    logger.info('Removing backup %s (%d/%d)...', dirs[i], i + 1, n_remove)
+
                     try:
                         rmtree(f'{self.output}/simple_backup/{dirs[i]}')
                         count += 1

tests/test_local.py

@@ -140,6 +140,15 @@ class TestRsync:
 
         assert backups(out) == remaining
 
+    def test_removal_logged(self, src: Path, out: Path, caplog: pytest.LogCaptureFixture) -> None:
+        for _ in range(3):
+            assert run_backup(out, [str(src)]) == 0
+
+        assert run_backup(out, [str(src)], keep=0) == 0
+        assert 'Removing backup 2026-10-14_10-00-00 (1/3)...' in caplog.text
+        assert 'Removing backup 2026-10-14_12-00-00 (3/3)...' in caplog.text
+        assert 'Removed 3 backups' in caplog.text
+
     def test_remove_before(self, src: Path, out: Path) -> None:
         assert run_backup(out, [str(src)]) == 0
         assert run_backup(out, [str(src)], keep=0, remove_before=True) == 0