$ python setup.py install
running install
running build
running build_py
creating build
creating build/lib.linux-x86_64-2.7
creating build/lib.linux-x86_64-2.7/cairo
copying cairo/__init__.py -> build/lib.linux-x86_64-2.7/cairo
running build_ext
building 'cairo._cairo' extension
creating build/temp.linux-x86_64-2.7
creating build/temp.linux-x86_64-2.7/cairo
cc -pthread -DNDEBUG -O2 -fPIC -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libpng16 -I/home/stu/.virtualenvs/pypy-nightly/include -c cairo/device.c -o build/temp.linux-x86_64-2.7/cairo/device.o -fno-strict-aliasing
cc -pthread -DNDEBUG -O2 -fPIC -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libpng16 -I/home/stu/.virtualenvs/pypy-nightly/include -c cairo/bufferproxy.c -o build/temp.linux-x86_64-2.7/cairo/bufferproxy.o -fno-strict-aliasing
cc -pthread -DNDEBUG -O2 -fPIC -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libpng16 -I/home/stu/.virtualenvs/pypy-nightly/include -c cairo/error.c -o build/temp.linux-x86_64-2.7/cairo/error.o -fno-strict-aliasing
In file included from /home/stu/.virtualenvs/pypy-nightly/include/Python.h:81:0,
                 from cairo/error.c:32:
cairo/error.c: In function ‘error_init’:
cairo/error.c:111:35: error: ‘PyBaseExceptionObject {aka struct <anonymous>}’ has no member named ‘args’
     if(PyTuple_GET_SIZE(self->base.args) >= 2) {
                                   ^
/home/stu/.virtualenvs/pypy-nightly/include/object.h:61:39: note: in definition of macro ‘Py_SIZE’
#define Py_SIZE(ob)  (((PyVarObject*)(ob))->ob_size)
                                       ^~
cairo/error.c:111:8: note: in expansion of macro ‘PyTuple_GET_SIZE’
     if(PyTuple_GET_SIZE(self->base.args) >= 2) {
        ^~~~~~~~~~~~~~~~
In file included from /home/stu/.virtualenvs/pypy-nightly/include/Python.h:108:0,
                 from cairo/error.c:32:
cairo/error.c:112:49: error: ‘PyBaseExceptionObject {aka struct <anonymous>}’ has no member named ‘args’
         status_obj = PyTuple_GET_ITEM(self->base.args, 1);
                                                 ^
/home/stu/.virtualenvs/pypy-nightly/include/tupleobject.h:23:53: note: in definition of macro ‘PyTuple_GET_ITEM’
#define PyTuple_GET_ITEM(op, i) (((PyTupleObject *)(op))->ob_item[i])
                                                     ^~
In file included from /home/stu/.virtualenvs/pypy-nightly/include/Python.h:81:0,
                 from cairo/error.c:32:
cairo/error.c: In function ‘error_str’:
cairo/error.c:152:36: error: ‘PyBaseExceptionObject {aka struct <anonymous>}’ has no member named ‘args’
     if (PyTuple_GET_SIZE(self->base.args) >= 1) {
                                    ^
/home/stu/.virtualenvs/pypy-nightly/include/object.h:61:39: note: in definition of macro ‘Py_SIZE’
#define Py_SIZE(ob)  (((PyVarObject*)(ob))->ob_size)
                                       ^~
cairo/error.c:152:9: note: in expansion of macro ‘PyTuple_GET_SIZE’
     if (PyTuple_GET_SIZE(self->base.args) >= 1) {
         ^~~~~~~~~~~~~~~~
In file included from /home/stu/.virtualenvs/pypy-nightly/include/Python.h:108:0,
                 from cairo/error.c:32:
cairo/error.c:153:56: error: ‘PyBaseExceptionObject {aka struct <anonymous>}’ has no member named ‘args’
         return PyObject_Str(PyTuple_GET_ITEM(self->base.args, 0));
                                                        ^
/home/stu/.virtualenvs/pypy-nightly/include/tupleobject.h:23:53: note: in definition of macro ‘PyTuple_GET_ITEM’
#define PyTuple_GET_ITEM(op, i) (((PyTupleObject *)(op))->ob_item[i])
                                                     ^~
error: command 'cc' failed with exit status 1