there is a similar error in read_micaps_3

[liucouhua]

File "H:/task/develop/python/maintest/atest.py", line 144, in data = read_micaps_3('Z:/data/surface/jiany_rr/r20/19032708.000') File "S:\ProgramData\Anaconda3\lib\site-packages\nmc_met_io\read_micaps.py", line 55, in read_micaps_3 txt = f.read().decode('GBK').replace('\n', ' ').split() AttributeError: 'str' object has no attribute 'decode'

[NMC-DAVE]

由于读入文件时，不同的文件解码有问题，出现改错误。采用多种解码方式循环尝试，解决了该问题。