日期化脚本

#!/bin/bash
. /etc/profile

if [ $# == 0 ]; then
    SDATE=$(date  "+%F" -d  "-1 days")
    EDATE=$(date  "+%F" -d  "-1 days")
elif [ $# == 1 ]; then
    SDATE=$1
    EDATE=$1
else
    SDATE=$1
    EDATE=$2
fi

halfmonthago=$(date "+%F" -d "-15 days")

bin=$(cd `dirname $0`;pwd)
home=$(dirname $bin)

NDATE=$SDATE
a=`date -d "-0 day $EDATE" +%s`
b=`date -d "-0 day $SDATE" +%s`
key=$(($a-$b))
key=$((key/86400))
key=$((key+1))

echo "work number is" $key
for ((i=0;i<key;i++ ))
do
    python $bin/stat.py  $home 2016-07-12
    NDATE=$(date "+%F" -d "+1 days $NDATE")
done