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Python Packaging in Fedora
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Petr Viktorin
August 02, 2016
Technology
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Python Packaging in Fedora
For Flock (Fedora contributors' conference) in Krakow
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August 02, 2016
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Transcript
Python Packaging in Fedora Petr Viktorin
[email protected]
Flock, 2016-08-02
None
I. Python 3
Python 1991 Java 1995
Python 1991 Java 1995 Python 3.0 2008 Node.js 2009
Python 1991 Java 1995 Python 3.0 2008 Node.js 2009 Python
3.5 2015
Python 1991 Java 1995 Python 3.0 2008 Node.js 2009 Python
3.5 2015 Python 2 EOL 2020
Python 3 Porting Database http://fedora.portingdb.xyz
None
at least 49,9% of Python software packaged in Fedora supports
Python 3
at least 49,9% of Python software packaged in Fedora supports
Python 3 45,5% has the Py 3 version packaged
Help us port! 3 PYTHON3 PYTHON3 PYTHON http://fedora.portingdb.xyz
None
Fedora infra Desktop toolkits Big non-Python apps
I. Python 3 II. Automating Packaging
A packager should: 1. Make sure SW plays nice 2.
Integrate with rest of system 3. Check licenses, patents, etc.
A packager should: 1. Make sure SW plays nice 2.
Integrate with rest of system 3. Check licenses, patents, etc. 4. Read 50 pages of guidelines 5. Know a weird macro language
%global pypi_name mypkg Name: python -%{pypi_name} Version: 2.4.25.1 Release: 1%{?dist}
License: Python URL: https://github.com /%{pypi_name}/%{pypi_name} Source0: https://pypi.python .org/packages/source/p/%{ pypi_name}/%{pypi_name}-%{version }.tar.gz
%if 0%{?rhel} && 0%{?rhel} <= 6 %{!?__python2: %global \ __python2
/usr/bin/python2} %{!?python2_sitelib: %global \ python2_sitelib %(%{__python2} -c %endif %if 0%{?fedora} > 12 || 0%{?rhel} > %global with_python3 1 %global __python3 python3 %endif
from distutils.core import setup setup( name='mypkg ', version='2.4.25.1', author='Me', url='github.com/me/mypkg/',
packages=['mypkg '], install_requires=['six '], )
Enter pyp2rpm # dnf install /usr/bin/pyp2rpm $ pyp2rpm mypkg
Enter pyp2rpm # dnf install /usr/bin/pyp2rpm $ pyp2rpm mypkg It
might actually work!
We can use pyp2rpm to... Auto-build all of PyPI in
COPR!
We can use pyp2rpm to... Auto-build all of PyPI in
COPR! Why?
We can use pyp2rpm to... Auto-build all of PyPI in
COPR! Why? - Test pyp2rpm
We can use pyp2rpm to... Auto-build all of PyPI in
COPR! Why? - Test pyp2rpm - Run upstream tests
We can use pyp2rpm to... Auto-build all of PyPI in
COPR! Why? - Test pyp2rpm - Run upstream tests - Provide a repository
dnf pip install -r requirements.txt (hypothetical command)
“PyPI” name Fedora pkg pyopencl python3-pyopencl mypy-lang python3-mypy
“PyPI” name Fedora pkg pyopencl python3-pyopencl mypy-lang python3-mypy $ dnf
repoquery --provides python3 -pyopencl ... python3.5dist(pyopencl) = 2015.2 ...
“PyPI” name Fedora pkg pyopencl python3-pyopencl mypy-lang python3-mypy $ dnf
repoquery --provides python3 -pyopencl ... python3.5dist(pyopencl) = 2015.2 ... Live in Fedora 25!
I. Python 3 II. Automating Packaging III. System Python
System Python /usr/libexec/system-python An effort to minimize minimal installs (cloud
images)
Python stdlib by disk size test asyncio email tkinter encodings
distutils unittest pydoc_data ensurepip ctypes lib2to3 idlelib individual modules
System Python libs /usr/libexec/system-python /usr/lib/python3.5/ lib2to3 unittest venv ensurepip pydoc
encodings sqlite3 collections logging distutils html test tkinter turtledemo idlelib system-python-libs python3-libs python3-test python3-tkinter python3 system-python /usr/bin/python3
Possible users: DNF, cloud-init
Possible users: DNF, cloud-init Future: Isolation of system tools?
I. Python 3 II. Automating Packaging III. System Python IV.
Python 3.6
Python 3.6 * Format Strings * Large Speedups * Advanced
class creation tools
Python 3.6 Alpha 1 2016-05-17 Fedora 25 Alpha Freeze 2016-08-09
Python 3.6 Alpha 1 2016-05-17 Fedora 25 Alpha Freeze 2016-08-09
Python 3.6 Beta 1 2016-09-12 Fedora 25 Beta Freeze 2016-09-20
Python 3.6 Alpha 1 2016-05-17 Fedora 25 Alpha Freeze 2016-08-09
Python 3.6 Beta 1 2016-09-12 Fedora 25 Beta Freeze 2016-09-20 Python 3.6 RC 1 2016-12-05 Fedora 25 Final Freeze 2016-10-25
Python 3.6 Alpha 1 2016-05-17 Fedora 25 Alpha Freeze 2016-08-09
Python 3.6 Beta 1 2016-09-12 Fedora 25 Beta Freeze 2016-09-20 Python 3.6 RC 1 2016-12-05 Fedora 25 Final Freeze 2016-10-25 Python 3.6 Final 2016-12-16 Fedora 26 Branches 2016-12-???
I. Python 3 II. Automating Packaging III. System Python IV.
Python 3.6 V. Who's “we”?
python-maint @ Red Hat
python-maint @ Red Hat
python-maint @ Red Hat
python-maint @ Red Hat
python-maint @ Red Hat
python-maint @ Red Hat
Sorry! We'll do better!
We're Python SIG python-devel @lists.fedoraproject.org #fedora-python on Freenode fedora-python on
Github
I. Python 3 II. Automating Packaging III. System Python IV.
Python 3.6 V. Who's “we”?