print 'save to ',savedir+os.sep+d["FILE_NAME"]
ff = open(savedir+os.sep+d["FILE_NAME"],"wb")
ff.write(f.read())
ff.close()
#convert radar data with yang method
sss = 'D:CIMISSdatabaseRadaS.exe -i='+savedir+os.sep+d["FILE_NAME"]+' -o=D:CIMISSdatabaseout'
print 'sss=====',sss
os.system(sss)