Only import phrasedml converter if it exists.
@@ -6,7 +6,10 @@ from .convert_antimony import antimonyConverter
from .convert_omex import inlineOmexImporter, OmexFormatDetector
+try:
from .convert_phrasedml import phrasedmlImporter
+except:
+ pass
from .antimony_sbo import SBOError
