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-rw-r--r--src/mailman_pgp/pgp/utils.py10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/mailman_pgp/pgp/utils.py b/src/mailman_pgp/pgp/utils.py
index cc0bda0..0946e3f 100644
--- a/src/mailman_pgp/pgp/utils.py
+++ b/src/mailman_pgp/pgp/utils.py
@@ -15,8 +15,18 @@
# You should have received a copy of the GNU General Public License along with
# this program. If not, see <http://www.gnu.org/licenses/>.
+"""Various pgp and email utilities."""
+
def copy_headers(from_msg, to_msg):
+ """
+ Copy the headers and unixfrom from a message to another one.
+
+ :param from_msg: The source `Message`.
+ :type from_msg: email.message.Message
+ :param to_msg: The destination `Message`.
+ :type to_msg: email.message.Message
+ """
for key, value in from_msg.items():
if key not in to_msg:
to_msg[key] = value