January 2018
Intermediate to advanced
856 pages
17h 17m
Chinese
Content preview from Python 技術手冊 第三版
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803
FAILED (errors=3)
如你所見，這個程式需要一些調整才能適應 v3 環境：
unicode
在 v3 中不
是有效的型別，
StringIO
模組已經改名了，而
print
述句需要變換為函式
呼叫。
2to3 的初始執行
2to3
有數種不同的作業模式。要處理轉換的困難度，最有用的方式是在專
案的根目錄上執行命令：
2to3 .
這會掃描所有的程式碼，以差異列表（difference listings，diffs）的形式回
報建議的變更，總結哪些檔案最有可能需要變更。這裡是那個摘要：
RefactoringTool: Files that need to be modified:
RefactoringTool: ./setup.py
RefactoringTool: ./tappio/__init__.py
RefactoringTool: ./tappio/lexer.py
RefactoringTool: ./tappio/models.py
RefactoringTool: ./tappio/parser.py
RefactoringTool: ./tappio/writer.py
RefactoringTool: ./tappio/scripts/extract.py
RefactoringTool: ./tappio/scripts/graph.py
RefactoringTool: ./tappio/scripts/indent.py
RefactoringTool: ...
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