don't try to format NoneType docstrings
don't try to format NoneType docstrings

jettisonjoe/openhtf,ShaperTools/openhtf,amyxchen/openhtf,google/openhtf,ShaperTools/openhtf,google/openhtf,grybmadsci/openhtf,grybmadsci/openhtf,amyxchen/openhtf,ShaperTools/openhtf,jettisonjoe/openhtf,fahhem/openhtf,grybmadsci/openhtf,fahhem/openhtf,ShaperTools/openhtf,grybmadsci/openhtf,google/openhtf,jettisonjoe/openhtf,fahhem/openhtf,jettisonjoe/openhtf,fahhem/openhtf,ShaperTools/openhtf,google/openhtf