code: def print_file_details_as_csv(self, fname, col_headers):
          
          line = ''
          qu = '"'
          d = ','
          for fld in col_headers:
              if fld == "fullfilename":
                  line = line + qu + fname + qu + d
              if fld == "name":
                  line = line + qu + os.path.basename(fname) + qu + d
              if fld == "date":
                  line = line + qu + self.GetDateAsString(fname) + qu + d
              if fld == "size":
                  line = line + qu + self.get_size_as_string(fname) + qu + d
              if fld == "path":
                  try:
                      line = line + qu + os.path.dirname(fname) + qu + d
                  except IOError:
                      line = line + qu + 'ERROR_PATH' + qu + d
  
          return line
docs: saves as csv format