/usr/lib/python2.7/dist-packages/cloudinit/sources/ is in cloud-init 0.7.5-0ubuntu1.18.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceAltCloud.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceAzure.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceCloudSigma.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceCloudStack.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceConfigDrive.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceEc2.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceGCE.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceMAAS.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceNoCloud.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceNone.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceOVF.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceOpenNebula.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceOpenStack.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/DataSourceSmartOS.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/__init__.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/helpers/
/usr/lib/python2.7/dist-packages/cloudinit/sources/helpers/__init__.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/helpers/azure.py
/usr/lib/python2.7/dist-packages/cloudinit/sources/helpers/openstack.py