1 files changed, 30 insertions, 1 deletions

diff --git a/src/mailman_pgp/pgp/wrapper.py b/src/mailman_pgp/pgp/wrapper.py
index 6193b57..f0519cb 100644
--- a/src/mailman_pgp/pgp/wrapper.py
+++ b/src/mailman_pgp/pgp/wrapper.py
@@ -270,7 +270,7 @@ class PGPWrapper():
         Get the collection of keys in this message.
 
         :return: A collection of keys.
-        :rtype: Generator[pgpy.PGPKey]
+        :rtype: typing.Generator[pgpy.PGPKey]
         """
         if self.mime.has_keys():
             yield from self.mime.keys()
@@ -278,3 +278,32 @@ class PGPWrapper():
             yield from self.multisig.keys()
         elif self.inline.has_keys():
             yield from self.inline.keys()
+
+    def has_revocs(self):
+        """
+
+        :return:
+        :rtype: bool
+        """
+        return any(wrapper.has_revocs() for wrapper in self.wrappers)
+
+    def is_revocs(self):
+        """
+
+        :return:
+        :rtype: bool
+        """
+        return any(wrapper.is_revocs() for wrapper in self.wrappers)
+
+    def revocs(self):
+        """
+
+        :return:
+        :rtype: typing.Generator[pgpy.PGPSignature]
+        """
+        if self.mime.has_revocs():
+            yield from self.mime.revocs()
+        elif self.multisig.has_revocs():
+            yield from self.multisig.revocs()
+        elif self.inline.has_revocs():
+            yield from self.inline.revocs()