The exploitation and construction of living and commercial regions in the west of Hangzhou, Zhuantang, Liuxia, Jiangcun and the new district of Sandun 


effectively gather the popularity further; the commercial atmosphere increases day by day and the development condition for service industry also 
for root,dirs,files in os.walk(path):
    for item in files:
      file_abs_path = os.path.join(root,item)
      postfix = os.path.splitext(file_abs_path)[1]
      if postfix == '.py':
        #print 'Start: ',file_abs_path
        with open(file_abs_path) as fp:
          while True: