diff --git a/lang/python/gpgme.i b/lang/python/gpgme.i
index e21aa6c9..c0993eed 100644
--- a/lang/python/gpgme.i
+++ b/lang/python/gpgme.i
@@ -649,3 +649,30 @@ _gpg_unwrap_gpgme_ctx_t(PyObject *wrapped)
 /* ... but only the public definitions here.  They will be exposed to
    the Python world, so let's be careful.  */
 %include "helpers.h"
+
+
+%define genericrepr(cls)
+%pythoncode %{
+    def __repr__(self):
+        names = [name for name in dir(self)
+            if not name.startswith("_") and name != "this"]
+        props = ", ".join(("{}={!r}".format(name, getattr(self, name))
+            for name in names)
+        )
+        return "cls({})".format(props)
+%}
+
+%enddef
+
+%extend _gpgme_key {
+  genericrepr(Key)
+};
+
+
+%extend _gpgme_subkey {
+  genericrepr(SubKey)
+};
+
+%extend _gpgme_key_sig {
+  genericrepr(KeySig)
+};