Here is an example configuration file I use with stdeb. I call it "stdeb_all.cfg". Note that it currently only works with the latest SVN version of stdeb.

########## WARNING: This file is not (anywhere near) perfect! I haven't
# spent enough time understanding Debian Python policy and examing other
# packages. Eventually I will do so, and I would welcome help.

# You have been warned, use at your own risk.

[DEFAULT]
Debian-Version: 0ads1

[setuptools]
Source: setuptools
#Debian-Version: 0ads1
Provides: python2.4-setuptools
Conflicts: python2.4-setuptools, python2.3-setuptools
Replaces: python2.4-setuptools

[numpy]
Source: numpy
Debian-Version: 0ads3
Build-Depends: python-dev, refblas3-dev | atlas3-base-dev, lapack3-dev | atlas3-base-dev
#Build-Conflicts: atlas3-base, atlas3-base-dev
Stdeb-Patch-File: /home/astraw/other-peoples-src/numpy/fix_matlib.patch
Provides: python2.4-numpy
Conflicts: python2.4-numpy, python2.3-numpy
Replaces: python2.4-numpy

[matplotlib]
# (For some reason, "debuild -sa" won't build matplotlib because tk.h isn't found.)
Build-Depends: python-dev, python-numpy, python-numarray, python-numeric, python-gtk2-dev, tk8.4-dev, libwxgtk2.4-dev, python-tz
Depends: python-gtk2, python-numpy, python-numeric, python-numarray, python-tz
Suggests: gs-gpl
# When building non-release, uncomment this: (Is this still necessary?)
#Upstream-Version-Suffix: .dev-r2587
# When building release, uncommend this: (This should get fixed upstream.)
Stdeb-Patch-File: /home/astraw/other-peoples-src/matplotlib/mpl_no_egg_info.patch
Provides: python2.4-matplotlib, python-matplotlib-data
Conflicts: python2.4-matplotlib, python-matplotlib-data
Replaces: python2.4-matplotlib, python-matplotlib-data

[scipy]
Debian-Version: 0ads1
Source: scipy
#Upstream-Version-Prefix: 0.4.9+
Build-Depends: python-numpy, fftw3-dev
Depends: python-numpy
Provides: python2.4-scipy
Conflicts: python2.4-scipy, python2.3-scipy
Replaces: python2.4-scipy

[tables]
Debian-Version: 0ads2
Source: pytables
#Upstream-Version-Suffix: .svn1713
Build-Depends: libhdf5-serial-dev, python-numarray, libbz2-dev, liblzo-dev
Depends: python-numarray, python-numpy
Provides: python2.4-tables
Conflicts: python2.4-tables, python2.3-tables
Replaces: python2.4-tables

[cgkit]
Source: cgkit
Upstream-Version-Suffix: +svn1
Provides: python2.4-cgkit
Conflicts: python2.4-cgkit
Replaces: python2.4-cgkit

[ctypes]
Provides: python2.4-ctypes
Conflicts: python2.4-ctypes
Replaces: python2.4-ctypes