Remove unused import of itertools
Remove unused import of itertools

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