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pep-0297.txt
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pep-0297.txt
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PEP: 0297
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PEP: 297
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Title: Support for System Upgrades
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Version: $Revision$
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Author: mal@lemburg.com (Marc-André Lemburg)
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@ -14,6 +14,7 @@ Abstract
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to be upgraded in parts without having to reinstall the complete
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distribution or having to wait for a new patch level release.
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Problem
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Python currently does not allow overriding modules or packages in
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Since Python's standard library is starting to host packages which
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are also available separately, e.g. the distutils, email and PyXML
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packages, which can also be installed independently of the Python
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distribution, it is desireable to have an option to upgrade these
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distribution, it is desirable to have an option to upgrade these
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packages without having to wait for a new patch level release of
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the Python interpreter to bring along the changes.
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Proposed Solutions
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This PEP proposes two different but not necessarily conflicting
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* upgrades can be easily identified (just look in
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$stdlibpath/system-packages)
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* upgrades can be deinstalled without affecting the rest
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* upgrades can be de-installed without affecting the rest
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of the interpreter installation
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* modules can be virtually removed from packages; this is
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also be implemented by package authors, but it would be better to
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define a standard way of switching on the proposed behaviour.
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Scope
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Solution 1: Python 2.3 and up
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Solution 2: all Python versions supported by distutils
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Credits
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None
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References
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None
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Copyright
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This document has been placed in the public domain.
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End:
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