* lang/python/tests/support.py (assert_gpg_version): New function.
* lang/python/tests/t-callbacks.py: Use the new function to skip the
test if GnuPG is too old.
* lang/python/tests/t-edit.py: Likewise.
* lang/python/tests/t-encrypt-sym.py: Likewise.
* lang/python/tests/t-quick-key-creation.py: Likewise.
* lang/python/tests/t-quick-key-manipulation.py: Likewise.
* lang/python/tests/t-quick-key-signing.py: Likewise.
GnuPG-bug-id: 3008
Signed-off-by: Justus Winter <justus@g10code.com>