Can't build Catalyst examples with ParaView dev and Python 3.7.3

in an attempt to build the Catalyst examples, I run into the following problem (using a most recent git clone of the dev branch):

[ 1%] Building CXX object CFullExample/CMakeFiles/CFullExampleAdaptor.dir/FEAdaptor.cxx.o
[ 2%] Linking CXX static library libCFullExampleAdaptor.a
[ 2%] Built target CFullExampleAdaptor
Scanning dependencies of target CFullExample
[ 4%] Building C object CFullExample/CMakeFiles/CFullExample.dir/FEDataStructures.c.o
[ 5%] Building C object CFullExample/CMakeFiles/CFullExample.dir/FEDriver.c.o
[ 6%] Linking CXX executable CFullExample
/usr/bin/ld: /local/apps/ParaView/ParaViewBuild/lib/libvtkWrappingPythonCore-pv5.6.so.1: undefined reference to PyUnicode_InternFromString' /usr/bin/ld: /local/apps/ParaView/ParaViewBuild/lib/libvtkPVServerManagerCore-pv5.6.so.1: undefined reference toPyLong_FromLong’
/usr/bin/ld: /local/apps/ParaView/ParaViewBuild/lib/libvtkWrappingPythonCore-pv5.6.so.1: undefined reference to `PyExc_KeyError’