sys.stdout = 「標準出力」= 通常は画面（ターミナル）のこと import sys print("こんにちは") # ↓ 裏ではこうなっている sys.stdout.write("こんにちは\n") print() は sys.stdout に文字を書き込んでいる sys.stdout は出力先を指すオブジェクト（デフォルトは画面） 出力先を変更 ...

$ python tee_test.py [stdout] hello [stderr] hello [stdout] world [stderr] world [stdout] not going to be written to file [stderr] not going to be written to file $ cat mystdout.txt [stdout] hello ...

The capturer package was developed as a proof of concept over the course of a weekend, because I was curious to see if it could be done (reliably). After a weekend of extensive testing it seems to ...