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Configures environment:
1. Rename binary to pythonX.Y_bin
2. Makes symlink from python binary to python_wrapper
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Returns extensions name considering extension remap table
:param extension_name: Input extension name
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Recreate python virtual environment with requirements
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copy binary python from /opt/alt/pythonXY/bin/pythonX.Y to virtualenvdir/bin/pythonX.Y
:param backup: make backup old python interpreter
:param force: force rewrite python interpreter without check
:param verbose: print actions details to stdout
:return: True - updating success; False - updating fail
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Output installed packages in requirements format
:return: None
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Output installed packages in requirements format
:return: None
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