We are happy to announce Libcloud v3.3.1.

This release includes 2 bug fixes.

One of them fixes a regression in EC2 driver which was inadvertently introduced in v3.3.1. That regression broke authentication for some regions such as us-east-2 which utilize authentication algorithm version 4.

A list of all the changes can be found at https://libcloud.readthedocs.io/en/latest/changelog.html#changes-in-apache-libcloud-3.3.1.


The release can can be downloaded from https://libcloud.apache.org/downloads.html or installed using pip:

pip install "apache-libcloud==3.3.1"


If you have installed Libcloud using pip you can also use it to upgrade it:

pip install --upgrade "apache-libcloud==3.3.1"

Upgrade notes

A page which describes backward incompatible or semi-incompatible changes and how to preserve the old behavior when this is possible can be found at https://libcloud.readthedocs.org/en/latest/upgrade_notes.html


Regular and API documentation is available at https://libcloud.readthedocs.org/en/v3.3.1/

Bugs / Issues

If you find any bug or issue, please report it on our issue tracker https://github.com/apache/libcloud/issues.

Don’t forget to attach an example and / or test which reproduces your problem.


Thanks to @olegrtecno for reporting EC2 authentication issue and Veith Röthlingshöfer - @RunOrVeith for reporting bug in Google Storage driver which has also been fixed in this release.

Full list of people who contributed to this release can be found in the CHANGES file.