服務器上python3安裝的module安裝檢查

list="pymongo pymysql sys time datetime "
strmod=""
nomod=""
for i in `python3 -c "help('modules')"`
	do
	strmod=${strmod},${i}
	done

for i in $list;
do
 result=$(echo $strmod | grep "${i}")
 if [[ "$result" == "" ]];then
	nomod=${i},${nomod}
 fi
done

if [[ "${nomod}" == "" ]];then
	echo "全部安裝"
else
   echo "未安裝${nomod}"
fi