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setupbase.py
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setupbase.py
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# encoding: utf-8
"""
This module defines the things that are used in setup.py for building the server
This includes:
* Functions for finding things like packages, package data, etc.
* A function for checking dependencies.
"""
# Copyright (c) IPython Development Team.
# Distributed under the terms of the Modified BSD License.
from __future__ import print_function
import os
import re
import pipes
import shutil
import sys
from distutils import log
from distutils.cmd import Command
from fnmatch import fnmatch
from glob import glob
from multiprocessing.pool import ThreadPool
from subprocess import check_call
if sys.platform == 'win32':
from subprocess import list2cmdline
else:
def list2cmdline(cmd_list):
return ' '.join(map(pipes.quote, cmd_list))
#-------------------------------------------------------------------------------
# Useful globals and utility functions
#-------------------------------------------------------------------------------
# A few handy globals
isfile = os.path.isfile
pjoin = os.path.join
repo_root = os.path.dirname(os.path.abspath(__file__))
is_repo = os.path.isdir(pjoin(repo_root, '.git'))
def oscmd(s):
print(">", s)
os.system(s)
# Py3 compatibility hacks, without assuming IPython itself is installed with
# the full py3compat machinery.
try:
execfile
except NameError:
def execfile(fname, globs, locs=None):
locs = locs or globs
exec(compile(open(fname).read(), fname, "exec"), globs, locs)
#---------------------------------------------------------------------------
# Basic project information
#---------------------------------------------------------------------------
name = 'jupyter_server'
# release.py contains version, authors, license, url, keywords, etc.
version_ns = {}
execfile(pjoin(repo_root, name, '_version.py'), version_ns)
version = version_ns['__version__']
# vendored from pep440 package, we allow `.dev` suffix without trailing number.
loose_pep440re = re.compile(r'^([1-9]\d*!)?(0|[1-9]\d*)(\.(0|[1-9]\d*))*((a|b|rc)(0|[1-9]\d*))?(\.post(0|[1-9]\d*))?(\.dev(0|[1-9]\d*)?)?$')
if not loose_pep440re.match(version):
raise ValueError('Invalid version number `%s`, please follow pep440 convention or pip will get confused about which package is more recent.' % version)
#---------------------------------------------------------------------------
# Find packages
#---------------------------------------------------------------------------
def find_packages():
"""
Find all of the packages.
"""
packages = []
for dir,subdirs,files in os.walk(name):
package = dir.replace(os.path.sep, '.')
if '__init__.py' not in files:
# not a package
continue
packages.append(package)
return packages
#---------------------------------------------------------------------------
# Find package data
#---------------------------------------------------------------------------
def find_package_data():
"""
Find package_data.
"""
# This is not enough for these things to appear in a sdist.
# We need to muck with the MANIFEST to get this to work
# walk jupyter_server resources:
cwd = os.getcwd()
os.chdir('jupyter_server')
os.chdir(os.path.join('tests',))
js_tests = glob('*.js') + glob('*/*.js')
os.chdir(cwd)
package_data = {
'jupyter_server' : ['templates/*'],
'jupyter_server.bundler.tests': ['resources/*', 'resources/*/*', 'resources/*/*/.*'],
'jupyter_server.services.api': ['api.yaml'],
'jupyter_server.i18n': ['*/LC_MESSAGES/*.*'],
}
return package_data
def check_package_data(package_data):
"""verify that package_data globs make sense"""
print("checking package data")
for pkg, data in package_data.items():
pkg_root = pjoin(*pkg.split('.'))
for d in data:
path = pjoin(pkg_root, d)
if '*' in path:
assert len(glob(path)) > 0, "No files match pattern %s" % path
else:
assert os.path.exists(path), "Missing package data: %s" % path
def check_package_data_first(command):
"""decorator for checking package_data before running a given command
Probably only needs to wrap build_py
"""
class DecoratedCommand(command):
def run(self):
check_package_data(self.package_data)
command.run(self)
return DecoratedCommand
def update_package_data(distribution):
"""update package_data to catch changes during setup"""
build_py = distribution.get_command_obj('build_py')
distribution.package_data = find_package_data()
# re-init build_py options which load package_data
build_py.finalize_options()
#---------------------------------------------------------------------------
# Notebook related?
#---------------------------------------------------------------------------
def mtime(path):
"""shorthand for mtime"""
return os.stat(path).st_mtime
def run(cmd, *args, **kwargs):
"""Echo a command before running it"""
log.info('> ' + list2cmdline(cmd))
kwargs['shell'] = (sys.platform == 'win32')
return check_call(cmd, *args, **kwargs)