Fix python 3 test failure due to string vs byte (b'')
Fix python 3 test failure due to string vs byte (b'')

Signed-off-by: Yong Tang <765086fe2e0c1f980161f127fec596800f327f62@outlook.com>

karllessard/tensorflow,jhseu/tensorflow,Intel-tensorflow/tensorflow,tensorflow/tensorflow-pywrap_saved_model,cxxgtxy/tensorflow,arborh/tensorflow,gautam1858/tensorflow,annarev/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,renyi533/tensorflow,arborh/tensorflow,gunan/tensorflow,petewarden/tensorflow,gautam1858/tensorflow,cxxgtxy/tensorflow,aldian/tensorflow,davidzchen/tensorflow,gunan/tensorflow,aldian/tensorflow,chemelnucfin/tensorflow,tensorflow/tensorflow-pywrap_saved_model,aldian/tensorflow,xzturn/tensorflow,aldian/tensorflow,xzturn/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,arborh/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,gunan/tensorflow,freedomtan/tensorflow,DavidNorman/tensorflow,DavidNorman/tensorflow,gunan/tensorflow,gautam1858/tensorflow,renyi533/tensorflow,yongtang/tensorflow,paolodedios/tensorflow,gunan/tensorflow,frreiss/tensorflow-fred,chemelnucfin/tensorflow,xzturn/tensorflow,paolodedios/tensorflow,gunan/tensorflow,annarev/tensorflow,aam-at/tensorflow,gunan/tensorflow,arborh/tensorflow,annarev/tensorflow,tensorflow/tensorflow,Intel-Corporation/tensorflow,arborh/tensorflow,tensorflow/tensorflow,cxxgtxy/tensorflow,karllessard/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,gautam1858/tensorflow,arborh/tensorflow,frreiss/tensorflow-fred,karllessard/tensorflow,arborh/tensorflow,cxxgtxy/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,davidzchen/tensorflow,chemelnucfin/tensorflow,frreiss/tensorflow-fred,petewarden/tensorflow,tensorflow/tensorflow-pywrap_saved_model,aam-at/tensorflow,yongtang/tensorflow,annarev/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,paolodedios/tensorflow,freedomtan/tensorflow,cxxgtxy/tensorflow,renyi533/tensorflow,karllessard/tensorflow,yongtang/tensorflow,jhseu/tensorflow,yongtang/tensorflow,davidzchen/tensorflow,gautam1858/tensorflow,karllessard/tensorflow,arborh/tensorflow,sarvex/tensorflow,Intel-tensorflow/tensorflow,annarev/tensorflow,freedomtan/tensorflow,annarev/tensorflow,sarvex/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,cxxgtxy/tensorflow,jhseu/tensorflow,yongtang/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow-pywrap_tf_optimizer,karllessard/tensorflow,Intel-tensorflow/tensorflow,frreiss/tensorflow-fred,jhseu/tensorflow,adit-chandra/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow-pywrap_saved_model,davidzchen/tensorflow,petewarden/tensorflow,tensorflow/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,Intel-Corporation/tensorflow,DavidNorman/tensorflow,petewarden/tensorflow,adit-chandra/tensorflow,Intel-tensorflow/tensorflow,renyi533/tensorflow,davidzchen/tensorflow,Intel-tensorflow/tensorflow,tensorflow/tensorflow,cxxgtxy/tensorflow,aam-at/tensorflow,paolodedios/tensorflow,sarvex/tensorflow,ppwwyyxx/tensorflow,yongtang/tensorflow,petewarden/tensorflow,xzturn/tensorflow,davidzchen/tensorflow,Intel-tensorflow/tensorflow,DavidNorman/tensorflow,jhseu/tensorflow,paolodedios/tensorflow,ppwwyyxx/tensorflow,petewarden/tensorflow,frreiss/tensorflow-fred,karllessard/tensorflow,freedomtan/tensorflow,aam-at/tensorflow,ppwwyyxx/tensorflow,arborh/tensorflow,paolodedios/tensorflow,DavidNorman/tensorflow,renyi533/tensorflow,petewarden/tensorflow,adit-chandra/tensorflow,freedomtan/tensorflow,renyi533/tensorflow,yongtang/tensorflow,adit-chandra/tensorflow,DavidNorman/tensorflow,renyi533/tensorflow,tensorflow/tensorflow,jhseu/tensorflow,tensorflow/tensorflow,ppwwyyxx/tensorflow,aam-at/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,tensorflow/tensorflow,arborh/tensorflow,xzturn/tensorflow,renyi533/tensorflow,Intel-tensorflow/tensorflow,gautam1858/tensorflow,yongtang/tensorflow,frreiss/tensorflow-fred,tensorflow/tensorflow-pywrap_tf_optimizer,yongtang/tensorflow,gautam1858/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,annarev/tensorflow,davidzchen/tensorflow,karllessard/tensorflow,aam-at/tensorflow,petewarden/tensorflow,yongtang/tensorflow,frreiss/tensorflow-fred,sarvex/tensorflow,aldian/tensorflow,annarev/tensorflow,sarvex/tensorflow,karllessard/tensorflow,chemelnucfin/tensorflow,DavidNorman/tensorflow,karllessard/tensorflow,paolodedios/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,gautam1858/tensorflow,adit-chandra/tensorflow,Intel-tensorflow/tensorflow,freedomtan/tensorflow,chemelnucfin/tensorflow,gunan/tensorflow,gunan/tensorflow,Intel-tensorflow/tensorflow,aldian/tensorflow,gunan/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,frreiss/tensorflow-fred,chemelnucfin/tensorflow,Intel-Corporation/tensorflow,DavidNorman/tensorflow,frreiss/tensorflow-fred,DavidNorman/tensorflow,xzturn/tensorflow,adit-chandra/tensorflow,sarvex/tensorflow,Intel-tensorflow/tensorflow,jhseu/tensorflow,xzturn/tensorflow,petewarden/tensorflow,arborh/tensorflow,Intel-Corporation/tensorflow,arborh/tensorflow,tensorflow/tensorflow-pywrap_saved_model,jhseu/tensorflow,davidzchen/tensorflow,adit-chandra/tensorflow,Intel-Corporation/tensorflow,Intel-Corporation/tensorflow,gunan/tensorflow,xzturn/tensorflow,annarev/tensorflow,davidzchen/tensorflow,petewarden/tensorflow,aam-at/tensorflow,chemelnucfin/tensorflow,jhseu/tensorflow,frreiss/tensorflow-fred,tensorflow/tensorflow,annarev/tensorflow,ppwwyyxx/tensorflow,davidzchen/tensorflow,aldian/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,adit-chandra/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,DavidNorman/tensorflow,aam-at/tensorflow,DavidNorman/tensorflow,renyi533/tensorflow,paolodedios/tensorflow,ppwwyyxx/tensorflow,paolodedios/tensorflow,petewarden/tensorflow,Intel-Corporation/tensorflow,gautam1858/tensorflow,DavidNorman/tensorflow,jhseu/tensorflow,petewarden/tensorflow,ppwwyyxx/tensorflow,adit-chandra/tensorflow,cxxgtxy/tensorflow,davidzchen/tensorflow,chemelnucfin/tensorflow,tensorflow/tensorflow-pywrap_saved_model,chemelnucfin/tensorflow,ppwwyyxx/tensorflow,aam-at/tensorflow,aam-at/tensorflow,tensorflow/tensorflow,xzturn/tensorflow,renyi533/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow,gautam1858/tensorflow,jhseu/tensorflow,freedomtan/tensorflow,ppwwyyxx/tensorflow,sarvex/tensorflow,xzturn/tensorflow,jhseu/tensorflow,karllessard/tensorflow,xzturn/tensorflow,Intel-Corporation/tensorflow,gautam1858/tensorflow,tensorflow/tensorflow-pywrap_saved_model,davidzchen/tensorflow,tensorflow/tensorflow-pywrap_saved_model,ppwwyyxx/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,chemelnucfin/tensorflow,aldian/tensorflow,paolodedios/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,aam-at/tensorflow,paolodedios/tensorflow,xzturn/tensorflow,gunan/tensorflow,freedomtan/tensorflow,frreiss/tensorflow-fred,aam-at/tensorflow,tensorflow/tensorflow-pywrap_saved_model,freedomtan/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,ppwwyyxx/tensorflow,adit-chandra/tensorflow,annarev/tensorflow,chemelnucfin/tensorflow,renyi533/tensorflow,yongtang/tensorflow,gautam1858/tensorflow,Intel-tensorflow/tensorflow,frreiss/tensorflow-fred,renyi533/tensorflow,tensorflow/tensorflow-pywrap_saved_model,adit-chandra/tensorflow,sarvex/tensorflow,ppwwyyxx/tensorflow,chemelnucfin/tensorflow,adit-chandra/tensorflow,freedomtan/tensorflow