i am also seeing the error in centos7 since a couple of days ago when they updated libvirt libvirt-devel version to 2.0.0-10.el7_3.2

SETUPTOOLS_SYS_PATH_TECHNIQUE=rewrite /usr/bin/pip install -c /opt/stack/new/requirements/upper-constraints.txt 'libvirt-python>=1.2.5'
2016-12-12 19:15:56.726 | Ignoring dnspython3: markers "python_version=='3.4'" don't match your environment
2016-12-12 19:15:57.013 | Collecting libvirt-python===1.3.0 (from -c /opt/stack/new/requirements/upper-constraints.txt (line 159))
2016-12-12 19:15:57.275 |   Downloading libvirt-python-1.3.0.tar.gz (171kB)
2016-12-12 19:15:59.470 | Building wheels for collected packages: libvirt-python
2016-12-12 19:15:59.471 |   Running setup.py bdist_wheel for libvirt-python
2016-12-12 19:16:00.881 |   Complete output from command /usr/bin/python -c "import setuptools;__file__='/tmp/pip-build-iha10m/libvirt-python/setup.py';exec(compile(open(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" bdist_wheel -d /tmp/tmp3I6DlEpip-wheel-:
2016-12-12 19:16:00.881 |   running bdist_wheel
2016-12-12 19:16:00.881 |   running build
2016-12-12 19:16:00.881 |   /usr/bin/pkg-config --print-errors --atleast-version=0.9.11 libvirt
2016-12-12 19:16:00.881 |   /usr/bin/python generator.py libvirt /usr/share/libvirt/api/libvirt-api.xml
2016-12-12 19:16:00.881 |   Found 413 functions in /usr/share/libvirt/api/libvirt-api.xml
2016-12-12 19:16:00.881 |   Found 0 functions in libvirt-override-api.xml
2016-12-12 19:16:00.882 |   Generated 341 wrapper functions
2016-12-12 19:16:00.882 |   Missing type converters:
2016-12-12 19:16:00.882 |   virTypedParameterPtr:1
2016-12-12 19:16:00.882 |   virTypedParameterPtr *:2
2016-12-12 19:16:00.882 |   virConnectStoragePoolEventGenericCallback:1
2016-12-12 19:16:00.882 |   ERROR: failed virConnectStoragePoolEventRegisterAny
2016-12-12 19:16:00.882 |   ERROR: failed virDomainGetGuestVcpus
2016-12-12 19:16:00.882 |   ERROR: failed virDomainGetPerfEvents
2016-12-12 19:16:00.882 |   ERROR: failed virDomainSetPerfEvents
2016-12-12 19:16:00.882 |   error: command '/usr/bin/python' failed with exit status 1
2016-12-12 19:16:00.882 |   
2016-12-12 19:16:00.882 |   ----------------------------------------
2016-12-12 19:16:00.882 |   Failed building wheel for libvirt-python
2016-12-12 19:16:00.882 | Failed to build libvirt-python
2016-12-12 19:16:00.884 | Installing collected packages: libvirt-python
2016-12-12 19:16:00.884 |   Running setup.py install for libvirt-python
2016-12-12 19:16:02.269 |     Complete output from command /usr/bin/python -c "import setuptools, tokenize;__file__='/tmp/pip-build-iha10m/libvirt-python/setup.py';exec(compile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record /tmp/pip-zYmUO3-record/install-record.txt --single-version-externally-managed --compile:
2016-12-12 19:16:02.269 |     running install
2016-12-12 19:16:02.269 |     running build
2016-12-12 19:16:02.269 |     /usr/bin/pkg-config --print-errors --atleast-version=0.9.11 libvirt
2016-12-12 19:16:02.269 |     /usr/bin/python generator.py libvirt /usr/share/libvirt/api/libvirt-api.xml
2016-12-12 19:16:02.270 |     Found 413 functions in /usr/share/libvirt/api/libvirt-api.xml
2016-12-12 19:16:02.270 |     Found 0 functions in libvirt-override-api.xml
2016-12-12 19:16:02.270 |     Generated 341 wrapper functions
2016-12-12 19:16:02.270 |     Missing type converters:
2016-12-12 19:16:02.270 |     virTypedParameterPtr:1
2016-12-12 19:16:02.270 |     virTypedParameterPtr *:2
2016-12-12 19:16:02.270 |     virConnectStoragePoolEventGenericCallback:1
2016-12-12 19:16:02.270 |     ERROR: failed virConnectStoragePoolEventRegisterAny
2016-12-12 19:16:02.270 |     ERROR: failed virDomainGetGuestVcpus
2016-12-12 19:16:02.270 |     ERROR: failed virDomainGetPerfEvents
2016-12-12 19:16:02.270 |     ERROR: failed virDomainSetPerfEvents
2016-12-12 19:16:02.270 |     error: command '/usr/bin/python' failed with exit status 1
2016-12-12 19:16:02.270 |     
2016-12-12 19:16:02.270 |     ----------------------------------------
2016-12-12 19:16:02.273 | Command "/usr/bin/python -c "import setuptools, tokenize;__file__='/tmp/pip-build-iha10m/libvirt-python/setup.py';exec(compile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record /tmp/pip-zYmUO3-record/install-record.txt --single-version-externally-managed --compile" failed with error code 1 in /tmp/pip-build-iha10m/libvirt-python
2016-12-12 19:16:02.309 | You are using pip version 7.1.2, however version 9.0.1 is available.
2016-12-12 19:16:02.309 | You should consider upgrading via the 'pip install --upgrade pip' command.
2016-12-12 19:16:02.360 | + exit_trap
2016-12-12 19:16:02.360 | + local r=1