#!/bin/bash

## Just run code in recipes, use it carefully
## example: use cdo to make cache file. Since cdo is quicker than ncl.
#;DIAG_NORCPM; RUNTHESECODES: echo '    no codes run here.'

if [ -f "U850_ensmean.nc" ] ;then 
    echo "U850_ensmean.nc exist, skip."
else
    cdo -s -ensmean U850_??.nc U850_ensmean.nc
fi