fix unpack_orig error reporting

by addint the missing imports

1 files changed, 2 insertions, 0 deletions

diff --git a/gbp/deb_utils.py b/gbp/deb_utils.py
index d6116fff..c7c038f3 100644
--- a/gbp/deb_utils.py
+++ b/gbp/deb_utils.py
@@ -6,8 +6,10 @@
 import email
 import commands
 import os
+import sys
 import shutil
 import command_wrappers as gbpc
+from errors import GbpError
 
 # When trying to parse a version-number from a dsc or changes file, these are
 # the valid characters.