fix bugs

examples/librispeech/s1/local/export.sh

@@ -13,7 +13,7 @@ ckpt_path_prefix=$2
 jit_model_export_path=$3
 
 device=gpu
-if [ ngpu != 0 ];then
+if [ ngpu == 0 ];then
     device=cpu
 fi
 

examples/librispeech/s1/local/test.sh

@@ -9,7 +9,7 @@ ngpu=$(echo $CUDA_VISIBLE_DEVICES | awk -F "," '{print NF}')
 echo "using $ngpu gpus..."
 
 device=gpu
-if [ ngpu != 0 ];then
+if [ ngpu == 0 ];then
     device=cpu
 fi
 config_path=$1

examples/librispeech/s1/local/train.sh

@@ -12,9 +12,10 @@ config_path=$1
 ckpt_name=$2
 
 device=gpu
-if [ ngpu != 0 ];then
+if [ ngpu == 0 ];then
     device=cpu
 fi
+echo "using ${device}..."
 
 mkdir -p exp
 

examples/tiny/s1/local/export.sh

@@ -13,7 +13,7 @@ ckpt_path_prefix=$2
 jit_model_export_path=$3
 
 device=gpu
-if [ ngpu != 0 ];then
+if [ ngpu == 0 ];then
     device=cpu
 fi
 

examples/tiny/s1/local/test.sh

@@ -9,7 +9,7 @@ ngpu=$(echo $CUDA_VISIBLE_DEVICES | awk -F "," '{print NF}')
 echo "using $ngpu gpus..."
 
 device=gpu
-if [ ngpu != 0 ];then
+if [ ngpu == 0 ];then
     device=cpu
 fi
 config_path=$1

examples/tiny/s1/local/train.sh

@@ -12,7 +12,7 @@ config_path=$1
 ckpt_name=$2
 
 device=gpu
-if [ ngpu != 0 ];then
+if [ ngpu == 0 ];then
     device=cpu
 fi