We need a recent version of python-argparse

python-argparse (1.1) shipped with debian squeeze is bugged and doesn't work with installsystems needs
python-argparse 1.2.1 (last upstream version) was backported into squeeze and we need it.

debian/control

@@ -15,7 +15,7 @@ Description: InstallSytems Installer
 
 Package: python-installsystems
 Architecture: all
-Depends: ${misc:Depends}, ${python:Depends}, python-paramiko, python-argparse
+Depends: ${misc:Depends}, ${python:Depends}, python-paramiko, python-argparse (>= 1.2.1)
 XB-Python-Version: ${python:Versions}
 Description: InstallSystems Python modules
  This package provides InstallSystems framework