def draw_radar(radarfile,outdir = ""):
outdir = outdir
print 'outdir=',outdir,type('outdir')
s=outdir.split('\')
print s[0],s[1],s[2]
a=s[0]
b=s[1]
c=s[2]
print 'a=',a,'b=',b,'c=',c
d=os.path.join('E:\','radarexe','output','PN3',a,b)
print 'd=',d
if not os.path.exists(d): #判断目录是否存在
os.makedirs(d) #检查目录是否存在 不存在 则新建
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寻找指定目录下最新文件的方法
# import os
# csvfile = r'C:workawscsv20170311122000.csv'
# indir = r'D:VIPS4DATASETS_FOR_VIPSanalysisawscsv'
# outdir = r'D:VIPS4DATASETS_FOR_VIPSanalysisawscsv_png'
# files = os.listdir(indir)
# files.sort()
# print files[0],files[-1]
# csvfile = indir +os.sep + files[-1] #查找文件下最新的文件