How to convert python3.4 programs to python2.7, not python2.7 to python3
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Convert Python 3 to Python 2 and install 3to2
Installation: pip install 3to2, run: 3to2 file.py, see 3to2 --help
To convert Python3 to Python2, you can generally use 3to2. Of course, you can also use some six-like modules to achieve 2-compatibility. In more cases, developers need to do it themselves.
Generally, it is upgraded from 2 to 3, and in rare cases it is downgraded from 3 to 2.
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