fix epoch_done save

paddle/fluid/train/custom_trainer/feed/scripts/compake_runable_package.sh

@@ -39,6 +39,6 @@ done
 
 #输出package包
 rm -rf package
-mkdir package
+mkdir -p package/log
 cp -r bin conf tool scripts model so package
 cp -r ${TRAINER_HODOOP_HOME} package/hadoop-client

paddle/fluid/train/custom_trainer/feed/scripts/start_feed_trainer.sh

@@ -20,7 +20,6 @@ export PATH=/usr/local/openmpi/bin:$PATH
 export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/openmpi/lib/
 if [ "${run_mode}" = "mpi" ];then
     mpirun mv package/* .
-    mpirun mkdir -p log
     export HADOOP_HOME="./hadoop-client/hadoop"
     export PATH=$HADOOP_HOME/bin/:./bin:$PATH
     export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:./so