python3ã§ã®stdin,out,errã®encodingã®å¤‰æ›´ – planset blogæš‘ãã¦ã¨ã‚ã‘ã¦ãŠã‚Šã¾ã™ã€‚ 涼ã—ã„ã¯ãšã®åŒ—æµ·é“ã§å…¨å›½æœ€é«˜æ°—温（ã¨æœ€ä½Žæ°—温）ã¨ã¯ãƒ»ãƒ»ãƒ»ã€‚ python3ã§ã®open python3ã‹ã‚‰openã®ä»•æ§˜ãŒå¤‰æ›´ã¨ãªã‚Šã€text modeã®å ´åˆ(mode=rã‚„wã ã‘ã§é–‹ã„ãŸå ´åˆï¼‰ã«ã¯ã€encoding付ãã§openã™ã‚‹ã‚ˆã†ã«ãªã£ã¦ã„ã¾ã™ã€‚ è¿”ã•ã‚Œã‚‹ã‚ªãƒ–ジェクトもfileオブジェクトã§ã¯ãªãTextIOWrapper, BufferedReaderã¾ãŸã¯BufferedWriterã¨ãªã£ã¦ã„ã¾ã™ã€‚ 例 [code]
 >>> f = open(‘sample.csv’, ‘r’) >>> f <_io.TextIOWrapper name=’sample.csv’ mode=’r’ encoding=’UTF-8′> >>> f.close() >>> f = open(‘sample.csv’, ‘w’) >>> f <_io.TextIOWrap
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