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Merge pull request #663 from takluyver/py3compat

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Python 3 compatibility work.  This doesn't fully get us to a single codebase supporting py2/3 at install time, but it does make significant progress in that direction.
This commit is contained in:
Fernando Perez 2011-09-08 20:12:13 -07:00
commit 8e43a08c2a
2 changed files with 35 additions and 281 deletions
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270
setup.py Executable file → Normal file
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@ -1,270 +1,10 @@
#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""Setup script for IPython.
Under Posix environments it works like a typical setup.py script.
Under Windows, the command sdist is not supported, since IPython
requires utilities which are not available under Windows."""
#-----------------------------------------------------------------------------
# Copyright (c) 2008-2011, IPython Development Team.
# Copyright (c) 2001-2007, Fernando Perez <fernando.perez@colorado.edu>
# Copyright (c) 2001, Janko Hauser <jhauser@zscout.de>
# Copyright (c) 2001, Nathaniel Gray <n8gray@caltech.edu>
#
# Distributed under the terms of the Modified BSD License.
#
# The full license is in the file COPYING.txt, distributed with this software.
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
# Minimal Python version sanity check
#-----------------------------------------------------------------------------
"""This calls the setup routine for Python 2 or 3 as required."""
import sys
# This check is also made in IPython/__init__, don't forget to update both when
# changing Python version requirements.
if sys.version[0:3] < '2.6':
error = """\
ERROR: 'IPython requires Python Version 2.6 or above.'
Exiting."""
print >> sys.stderr, error
sys.exit(1)
# At least we're on the python version we need, move on.
#-------------------------------------------------------------------------------
# Imports
#-------------------------------------------------------------------------------
# Stdlib imports
import os
import shutil
from glob import glob
# BEFORE importing distutils, remove MANIFEST. distutils doesn't properly
# update it when the contents of directories change.
if os.path.exists('MANIFEST'): os.remove('MANIFEST')
from distutils.core import setup
# Our own imports
from IPython.utils.path import target_update
from setupbase import (
setup_args,
find_packages,
find_package_data,
find_scripts,
find_data_files,
check_for_dependencies,
record_commit_info,
)
from setupext import setupext
isfile = os.path.isfile
pjoin = os.path.join
#-----------------------------------------------------------------------------
# Function definitions
#-----------------------------------------------------------------------------
def cleanup():
"""Clean up the junk left around by the build process"""
if "develop" not in sys.argv:
try:
shutil.rmtree('ipython.egg-info')
except:
try:
os.unlink('ipython.egg-info')
except:
pass
#-------------------------------------------------------------------------------
# Handle OS specific things
#-------------------------------------------------------------------------------
if os.name == 'posix':
os_name = 'posix'
elif os.name in ['nt','dos']:
os_name = 'windows'
if sys.version_info[0] >= 3:
from setup3 import main
else:
print 'Unsupported operating system:',os.name
sys.exit(1)
from setup2 import main
# Under Windows, 'sdist' has not been supported. Now that the docs build with
# Sphinx it might work, but let's not turn it on until someone confirms that it
# actually works.
if os_name == 'windows' and 'sdist' in sys.argv:
print 'The sdist command is not available under Windows. Exiting.'
sys.exit(1)
#-------------------------------------------------------------------------------
# Things related to the IPython documentation
#-------------------------------------------------------------------------------
# update the manuals when building a source dist
if len(sys.argv) >= 2 and sys.argv[1] in ('sdist','bdist_rpm'):
import textwrap
# List of things to be updated. Each entry is a triplet of args for
# target_update()
to_update = [
# FIXME - Disabled for now: we need to redo an automatic way
# of generating the magic info inside the rst.
#('docs/magic.tex',
#['IPython/Magic.py'],
#"cd doc && ./update_magic.sh" ),
('docs/man/ipcluster.1.gz',
['docs/man/ipcluster.1'],
'cd docs/man && gzip -9c ipcluster.1 > ipcluster.1.gz'),
('docs/man/ipcontroller.1.gz',
['docs/man/ipcontroller.1'],
'cd docs/man && gzip -9c ipcontroller.1 > ipcontroller.1.gz'),
('docs/man/ipengine.1.gz',
['docs/man/ipengine.1'],
'cd docs/man && gzip -9c ipengine.1 > ipengine.1.gz'),
('docs/man/iplogger.1.gz',
['docs/man/iplogger.1'],
'cd docs/man && gzip -9c iplogger.1 > iplogger.1.gz'),
('docs/man/ipython.1.gz',
['docs/man/ipython.1'],
'cd docs/man && gzip -9c ipython.1 > ipython.1.gz'),
('docs/man/irunner.1.gz',
['docs/man/irunner.1'],
'cd docs/man && gzip -9c irunner.1 > irunner.1.gz'),
('docs/man/pycolor.1.gz',
['docs/man/pycolor.1'],
'cd docs/man && gzip -9c pycolor.1 > pycolor.1.gz'),
]
# Only build the docs if sphinx is present
try:
import sphinx
except ImportError:
pass
else:
# The Makefile calls the do_sphinx scripts to build html and pdf, so
# just one target is enough to cover all manual generation
# First, compute all the dependencies that can force us to rebuild the
# docs. Start with the main release file that contains metadata
docdeps = ['IPython/core/release.py']
# Inculde all the reST sources
pjoin = os.path.join
for dirpath,dirnames,filenames in os.walk('docs/source'):
if dirpath in ['_static','_templates']:
continue
docdeps += [ pjoin(dirpath,f) for f in filenames
if f.endswith('.txt') ]
# and the examples
for dirpath,dirnames,filenames in os.walk('docs/example'):
docdeps += [ pjoin(dirpath,f) for f in filenames
if not f.endswith('~') ]
# then, make them all dependencies for the main html docs
to_update.append(
('docs/dist/index.html',
docdeps,
"cd docs && make dist")
)
[ target_update(*t) for t in to_update ]
#---------------------------------------------------------------------------
# Find all the packages, package data, and data_files
#---------------------------------------------------------------------------
packages = find_packages()
package_data = find_package_data()
data_files = find_data_files()
#---------------------------------------------------------------------------
# Handle scripts, dependencies, and setuptools specific things
#---------------------------------------------------------------------------
# For some commands, use setuptools. Note that we do NOT list install here!
# If you want a setuptools-enhanced install, just run 'setupegg.py install'
needs_setuptools = set(('develop', 'sdist', 'release', 'bdist_egg', 'bdist_rpm',
'bdist', 'bdist_dumb', 'bdist_wininst', 'install_egg_info',
'build_sphinx', 'egg_info', 'easy_install', 'upload',
))
if sys.platform == 'win32':
# Depend on setuptools for install on *Windows only*
# If we get script-installation working without setuptools,
# then we can back off, but until then use it.
# See Issue #369 on GitHub for more
needs_setuptools.add('install')
if len(needs_setuptools.intersection(sys.argv)) > 0:
import setuptools
# This dict is used for passing extra arguments that are setuptools
# specific to setup
setuptools_extra_args = {}
if 'setuptools' in sys.modules:
setuptools_extra_args['zip_safe'] = False
setuptools_extra_args['entry_points'] = find_scripts(True)
setup_args['extras_require'] = dict(
parallel = 'pyzmq>=2.1.4',
zmq = 'pyzmq>=2.1.4',
doc = 'Sphinx>=0.3',
test = 'nose>=0.10.1',
notebook = 'tornado>=2.0'
)
requires = setup_args.setdefault('install_requires', [])
setupext.display_status = False
if not setupext.check_for_readline():
if sys.platform == 'darwin':
requires.append('readline')
elif sys.platform.startswith('win') and sys.maxsize < 2**32:
# only require pyreadline on 32b Windows, due to 64b bug in pyreadline:
# https://bugs.launchpad.net/pyreadline/+bug/787574
requires.append('pyreadline')
else:
pass
# do we want to install readline here?
# Script to be run by the windows binary installer after the default setup
# routine, to add shortcuts and similar windows-only things. Windows
# post-install scripts MUST reside in the scripts/ dir, otherwise distutils
# doesn't find them.
if 'bdist_wininst' in sys.argv:
if len(sys.argv) > 2 and \
('sdist' in sys.argv or 'bdist_rpm' in sys.argv):
print >> sys.stderr, "ERROR: bdist_wininst must be run alone. Exiting."
sys.exit(1)
setup_args['scripts'] = [pjoin('scripts','ipython_win_post_install.py')]
setup_args['options'] = {"bdist_wininst":
{"install_script":
"ipython_win_post_install.py"}}
else:
# If we are running without setuptools, call this function which will
# check for dependencies an inform the user what is needed. This is
# just to make life easy for users.
check_for_dependencies()
setup_args['scripts'] = find_scripts(False)
#---------------------------------------------------------------------------
# Do the actual setup now
#---------------------------------------------------------------------------
setup_args['cmdclass'] = {'build_py': record_commit_info('IPython')}
setup_args['packages'] = packages
setup_args['package_data'] = package_data
setup_args['data_files'] = data_files
setup_args.update(setuptools_extra_args)
if __name__ == '__main__':
setup(**setup_args)
cleanup()
main()

46
setupbase.py
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@ -23,7 +23,10 @@ from __future__ import print_function
import os
import sys
from ConfigParser import ConfigParser
try:
from configparser import ConfigParser
except:
from ConfigParser import ConfigParser
from distutils.command.build_py import build_py
from glob import glob
@ -41,6 +44,13 @@ def oscmd(s):
print(">", s)
os.system(s)
try:
execfile
except NameError:
def execfile(fname, globs, locs=None):
locs = locs or globs
exec(compile(open(fname).read(), fname, "exec"), globs, locs)
# A little utility we'll need below, since glob() does NOT allow you to do
# exclusion on multiple endings!
def file_doesnt_endwith(test,endings):
@ -58,7 +68,7 @@ def file_doesnt_endwith(test,endings):
#---------------------------------------------------------------------------
# release.py contains version, authors, license, url, keywords, etc.
execfile(pjoin('IPython','core','release.py'))
execfile(pjoin('IPython','core','release.py'), globals())
# Create a dict with the basic information
# This dict is eventually passed to setup after additional keys are added.
@ -74,6 +84,7 @@ setup_args = dict(
license = license,
platforms = platforms,
keywords = keywords,
classifiers = classifiers,
cmdclass = {'install_data': install_data_ext},
)
@ -235,28 +246,31 @@ def make_man_update_target(manpage):
# Find scripts
#---------------------------------------------------------------------------
def find_scripts(entry_points=False):
def find_scripts(entry_points=False, suffix=''):
"""Find IPython's scripts.
if entry_points is True:
return setuptools entry_point-style definitions
else:
return file paths of plain scripts [default]
suffix is appended to script names if entry_points is True, so that the
Python 3 scripts get named "ipython3" etc.
"""
if entry_points:
console_scripts = [
'ipython = IPython.frontend.terminal.ipapp:launch_new_instance',
'pycolor = IPython.utils.PyColorize:main',
'ipcontroller = IPython.parallel.apps.ipcontrollerapp:launch_new_instance',
'ipengine = IPython.parallel.apps.ipengineapp:launch_new_instance',
'iplogger = IPython.parallel.apps.iploggerapp:launch_new_instance',
'ipcluster = IPython.parallel.apps.ipclusterapp:launch_new_instance',
'iptest = IPython.testing.iptest:main',
'irunner = IPython.lib.irunner:main'
]
gui_scripts = [
'ipython-qtconsole = IPython.frontend.qt.console.qtconsoleapp:main',
]
console_scripts = [s % suffix for s in [
'ipython%s = IPython.frontend.terminal.ipapp:launch_new_instance',
'pycolor%s = IPython.utils.PyColorize:main',
'ipcontroller%s = IPython.parallel.apps.ipcontrollerapp:launch_new_instance',
'ipengine%s = IPython.parallel.apps.ipengineapp:launch_new_instance',
'iplogger%s = IPython.parallel.apps.iploggerapp:launch_new_instance',
'ipcluster%s = IPython.parallel.apps.ipclusterapp:launch_new_instance',
'iptest%s = IPython.testing.iptest:main',
'irunner%s = IPython.lib.irunner:main'
]]
gui_scripts = [s % suffix for s in [
'ipython%s-qtconsole = IPython.frontend.qt.console.qtconsoleapp:main',
]]
scripts = dict(console_scripts=console_scripts, gui_scripts=gui_scripts)
else:
parallel_scripts = pjoin('IPython','parallel','scripts')