Use account_id instead of access_key for bucket names and trim it trim to 50

.gitignore

@@ -2,3 +2,5 @@
 /secrets.py
 *.pyc
 /.venv/
+/venv/
+/test.py

BackupPC_archiveHost_b2.py

@@ -212,7 +212,7 @@ def open_b2(access_key: str, shared_key: str, host: str) -> Bucket:
     :return: The host B2 bucket
     """
     b2_api.authorize_account("production", access_key, shared_key)
-    my_bucket_name = f"{access_key}-bckpc-{host.replace('.', '-')}".lower()
+    my_bucket_name = f"{b2_api.account_info._account_id}-bckpc-{host.replace('.', '-')}".lower()[:50]
     lifecycle_rules = [{
         'daysFromHidingToDeleting': 1,
         'daysFromUploadingToHiding': None,

backup-manager.py

@@ -51,7 +51,7 @@ class BackupManager:
         self._backups = None
 
     def _generate_backup_buckets(self) -> [Bucket]:
-        bucket_prefix = f"{self._access_key}-bckpc-".lower()
+        bucket_prefix = f"{self._connection.account_info._account_id}-bckpc-".lower()
         buckets = self._connection.list_buckets()
         self._buckets = []