apt/package.py: Export if a package is an essential one (Closes: #543428)

1 files changed, 5 insertions, 0 deletions

diff --git a/apt/package.py b/apt/package.py
index d639f31f..27e0dc90 100644
--- a/apt/package.py
+++ b/apt/package.py
@@ -652,6 +652,11 @@ class Package(object):
         This returns the same value as ID, which is unique."""
         return self._pkg.ID
 
+    @property
+    def essential(self):
+        """Return True if the package is an essential part of the system."""
+        return self._pkg.Essential
+
     @DeprecatedProperty
     def installedVersion(self):
         """Return the installed version as string.