Re-enable python-bindings test this time with a fully corrected python path

The fix was suggested by Rob Gowin.
In addition, disable some debug output in the python tests suite.

bindings/python/tests/CMakeLists.txt

@@ -1,11 +1,11 @@
 
-#IF (WITH_PYTHON)
-#  ADD_TEST(python-bindings ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/runTests.py.in)
-#  SET_PROPERTY(TEST python-bindings PROPERTY ENVIRONMENT
-#    GNC_BUILDDIR=${CMAKE_BINARY_DIR}
-#    PYTHONPATH=${CMAKE_BINARY_DIR}/bindings/python:${CMAKE_BINARY_DIR}/lib/gnucash:${CMAKE_BINARY_DIR}/src/test-core
-#  )
-#ENDIF()
+IF (WITH_PYTHON)
+  ADD_TEST(python-bindings ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/runTests.py.in)
+  SET_PROPERTY(TEST python-bindings PROPERTY ENVIRONMENT
+    GNC_BUILDDIR=${CMAKE_BINARY_DIR}
+    PYTHONPATH=${CMAKE_BINARY_DIR}/bindings/python:${CMAKE_BINARY_DIR}/lib/gnucash:${CMAKE_BINARY_DIR}/common/test-core
+  )
+ENDIF()
 
 SET(test_python_bindings_DATA
         runTests.py.in

bindings/python/tests/test_commodity.py

@@ -18,9 +18,9 @@ class TestCommodity( CommoditySession ):
 
 class TestCommodityNamespace( CommoditySession ):
     def test_namespaces(self):
-        print(self.table.__class__)
+        #print(self.table.__class__)
         namespace_names = self.table.get_namespaces()
-        print(namespace_names)
+        #print(namespace_names)
         self.assertEqual(namespace_names, ['AMEX', 'NYSE', 'NASDAQ', 'EUREX', 'FUND', 'template', 'CURRENCY'])
 
     def test_namespaces_list(self):