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Write a program that copies a text file "source.txt" onto "target.txt" barring the lines starting with a "@" sign. |
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Answer» def filter (oldfile, newfile): fin = open(oldfile, "r") fout = open(newfile, 'w') while True: text = fin.readline() if len(text) == 0: break if text [0] = "@": continue fout.write(text) fin.close() fout.close() |
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