add: some print statements

zfs-backup.py

@@ -58,6 +58,7 @@ class Manager:
             self._external_pool.export()
 
     def _backup_all_datasets(self):
+        print("Backing up datasets")
         for local_dataset in self._datasets_to_backup:
             remote_dataset = self._search_matching_dataset_in_remote_pool(
                 local_dataset, self._external_pool
@@ -241,6 +242,7 @@ class ZFS:
     def send_incremental(old_snap: Snapshot, new_snap: Snapshot) -> Popen[str]:
         if old_snap.dataset != new_snap.dataset:
             raise ValueError(SAME_DATASET)
+        print(f"  {old_snap} -> {new_snap}")
         sender = Popen(
             [config.ZFS, "send", "-R", "-I", old_snap, new_snap], stdout=PIPE
         )
@@ -337,6 +339,7 @@ class ExternalPool(Pool):
         self._export_pool()
         self._disk.encrypt()
         self._imported = False
+        print(f"Exported {self.name}. Disk {self._disk.uuid} can be removed.")
 
     def _import_from_directory(self, directory: Path) -> None:
         ZFS.import_pool_from_directory(self._name, directory)
@@ -345,6 +348,7 @@ class ExternalPool(Pool):
         ZFS.export_pool(self._name)
 
     def scrub(self) -> None:
+        print(f"Scrubbing {self._name}")
         ZFS.scrub(self._name)
 
     @classmethod
@@ -427,6 +431,9 @@ class Snapshot:
     def __lt__(self, other: Snapshot) -> bool:
         return self.snapname < other.snapname
 
+    def __repr__(self):
+        return str(self._path)
+
     @property
     def snapname(self) -> str:
         return self._path.snapname