-from htsworkflow.frontend.samples.models import Antibody, Cellline, Condition, ExperimentType, HTSUser, LibraryType, Species, Affiliation, Library, Tag
+from htsworkflow.frontend.samples.models import \
+ Antibody, Cellline, Condition, ExperimentType, HTSUser, \
+ LibraryType, MultiplexIndex, Species, Affiliation, Library, Tag