matrix.ini

[matrix]
python_versions =
    2.6
    2.7
    3.3
    3.4
    pypy

# syntax: 
#    alias: dep1 dep2 dep3 !skip_var[glob] &include_var[glob]
# "-" means nothing
# "alias" is a pretty name to use in the environment name

dependencies = 
    1.4: Django==1.4.13 !python_versions[3.*]
    1.5: Django==1.5.8
    1.6: Django==1.6.5
    1.7: https://www.djangoproject.com/download/1.7.b4/tarball/ !python_versions[2.6]
    - 

coverage_flags = 
    true
    false
    
environment_variables = 
    PATCH_THREADS=yes
    -

matrix2.ini

[matrix]
python_versions =
    2.6
    2.7
    3.3
    3.4
    pypy
depencencies = 
    1.3: Django==1.3.7  !python_versions[3.*]
    1.4: Django==1.4.13 !python_versions[3.*]
    1.5: Django==1.5.8
    1.6: Django==1.6.5
    1.7: https://www.djangoproject.com/download/1.7.b4/tarball/ !python_versions[2.6]
coverage_flags = 
    cover: true
    nocover: false
environment_variables = 
    -