backup-fetch not working

[paul....@gmail.com]

Bonjour 

wal-e 1.0.3

py 3.6

env OK :

.../Wherbarium/PostgreSQL/9.5/data >> envdir /etc/wal-e.d/env01 env

...

SWIFT_AUTHURL=https://auth.cloud.ovh.net/v2.0/

SWIFT_PASSWORD=...

SWIFT_REGION=GRA3

SWIFT_TENANT=...

SWIFT_USER=...

WALE_SWIFT_PREFIX=swift://Conteneur01_00

backup-push : OK (cf. Sans titre.png)

test : all files downloaded by swift download : OK

Now try restoring

delete /Wherbarium/PostgreSQL/9.5/data/*

/Wherbarium/PostgreSQL/9.5/data >> envdir /etc/wal-e.d/env01  /opt/wal-e/bin/wal-e backup-fetch /Wherbarium/PostgreSQL/9.5/data LATEST

wal_e.main   INFO     MSG: starting WAL-E

        DETAIL: The subcommand is "backup-fetch".

        STRUCTURED: time=2017-08-01T09:05:46.841942-00 pid=1249

wal_e.worker.swift.swift_worker INFO     MSG: beginning partition download

        DETAIL: The partition being downloaded is part_00000000.tar.lzo.

        HINT: The absolute Swift object name is basebackups_005/base_000000010000000000000014_00000040/tar_partitions/part_00000000.tar.lzo.

        STRUCTURED: time=2017-08-01T09:05:50.140682-00 pid=1249

Files created :

... /Wherbarium/PostgreSQL/9.5/data >> ll

total 0

drwx------  5 postgres  daemon  170 31 jul 19:01 ./

drwxr-xr-x  3 root      admin   102 31 jul 18:35 ../

-rw-r--r--  1 postgres  daemon    0  1 aoû 10:46 backup_label

drwx------  2 postgres  daemon   68 31 jul 19:00 pg_stat_tmp/  (dummy)

drwx------  2 postgres  daemon   68 31 jul 19:00 pg_xlog/      (dummy)

after that NOTHING DONE !

Help, please !

Merci

[paul....@gmail.com]

All works fine with Python 3.4 !!!