xlrd.biffh.XLRDError: Can't load sheets after releasing resources
map_workbook = xlrd.open_workbook(excel_path_map)
map_sheet = map_workbook.get_sheet(0)
改为：
map_sheet = map_workbook.sheets()[0] #0为索引，第0张sheet
过去已逝，未来太远，只争今朝
map_workbook = xlrd.open_workbook(excel_path_map)
map_sheet = map_workbook.get_sheet(0)
改为：