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-rw-r--r--cloudinit/distros/__init__.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/cloudinit/distros/__init__.py b/cloudinit/distros/__init__.py
index c324ddf6..da4d0180 100644
--- a/cloudinit/distros/__init__.py
+++ b/cloudinit/distros/__init__.py
@@ -71,6 +71,10 @@ class Distro(object):
def package_command(self, cmd, args=None):
raise NotImplementedError()
+ @abc.abstractmethod
+ def update_package_sources(self):
+ raise NotImplementedError()
+
def get_package_mirror(self):
return self.get_option('package_mirror')