Cleanup: Remove distutils

- Remove easily replaceable distutils imports with setuptools

- Sort the imports alphabetically

- Remove trailing whitespace

setupbase.py

@@ -1,407 +1,407 b''
 # encoding: utf-8
 """
 This module defines the things that are used in setup.py for building IPython
 
 This includes:
 
     * The basic arguments to setup
     * 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.
 
-
-import re
 import os
+import re
 import sys
+from glob import glob
+from logging import log
 
-from distutils import log
-from distutils.command.build_py import build_py
+from setuptools import Command
+from setuptools.command.build_py import build_py
+# TODO: Replacement for this?
 from distutils.command.build_scripts import build_scripts
-from distutils.command.install import install
-from distutils.command.install_scripts import install_scripts
-from distutils.cmd import Command
-from glob import glob
+from setuptools.command.install import install
+from setuptools.command.install_scripts import install_scripts
 
 from setupext import install_data_ext
 
 #-------------------------------------------------------------------------------
 # 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__))
 
 def execfile(fname, globs, locs=None):
     locs = locs or globs
     with open(fname) as f:
         exec(compile(f.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):
     """Return true if test is a file and its name does NOT end with any
     of the strings listed in endings."""
     if not isfile(test):
         return False
     for e in endings:
         if test.endswith(e):
             return False
     return True
 
 #---------------------------------------------------------------------------
 # Basic project information
 #---------------------------------------------------------------------------
 
 # release.py contains version, authors, license, url, keywords, etc.
 execfile(pjoin(repo_root, 'IPython','core','release.py'), globals())
 
 # Create a dict with the basic information
 # This dict is eventually passed to setup after additional keys are added.
 setup_args = dict(
       name             = name,
       version          = version,
       description      = description,
       long_description = long_description,
       author           = author,
       author_email     = author_email,
       url              = url,
       license          = license,
       platforms        = platforms,
       keywords         = keywords,
       classifiers      = classifiers,
       cmdclass         = {'install_data': install_data_ext},
       project_urls={
           'Documentation': 'https://ipython.readthedocs.io/',
           'Funding'      : 'https://numfocus.org/',
           'Source'       : 'https://github.com/ipython/ipython',
           'Tracker'      : 'https://github.com/ipython/ipython/issues',
       }
       )
 
 
 #---------------------------------------------------------------------------
 # Find packages
 #---------------------------------------------------------------------------
 
 def find_packages():
     """
     Find all of IPython's packages.
     """
     excludes = ['deathrow', 'quarantine']
     packages = []
     for dir,subdirs,files in os.walk('IPython'):
         package = dir.replace(os.path.sep, '.')
         if any(package.startswith('IPython.'+exc) for exc in excludes):
             # package is to be excluded (e.g. deathrow)
             continue
         if '__init__.py' not in files:
             # not a package
             continue
         packages.append(package)
     return packages
 
 #---------------------------------------------------------------------------
 # Find package data
 #---------------------------------------------------------------------------
 
 def find_package_data():
     """
     Find IPython's package_data.
     """
     # This is not enough for these things to appear in an sdist.
     # We need to muck with the MANIFEST to get this to work
-    
+
     package_data = {
         'IPython.core' : ['profile/README*'],
         'IPython.core.tests' : ['*.png', '*.jpg', 'daft_extension/*.py'],
         'IPython.lib.tests' : ['*.wav'],
         'IPython.testing.plugin' : ['*.txt'],
     }
-    
+
     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
 
 
 #---------------------------------------------------------------------------
 # Find data files
 #---------------------------------------------------------------------------
 
 def find_data_files():
     """
     Find IPython's data_files.
 
     Just man pages at this point.
     """
 
     if "freebsd" in sys.platform:
         manpagebase = pjoin('man', 'man1')
     else:
         manpagebase = pjoin('share', 'man', 'man1')
 
     # Simple file lists can be made by hand
     manpages = [f for f in glob(pjoin('docs','man','*.1.gz')) if isfile(f)]
     if not manpages:
         # When running from a source tree, the manpages aren't gzipped
         manpages = [f for f in glob(pjoin('docs','man','*.1')) if isfile(f)]
 
     # And assemble the entire output list
     data_files = [ (manpagebase, manpages) ]
 
     return data_files
 
 
 # The two functions below are copied from IPython.utils.path, so we don't need
 # to import IPython during setup, which fails on Python 3.
 
 def target_outdated(target,deps):
     """Determine whether a target is out of date.
 
     target_outdated(target,deps) -> 1/0
 
     deps: list of filenames which MUST exist.
     target: single filename which may or may not exist.
 
     If target doesn't exist or is older than any file listed in deps, return
     true, otherwise return false.
     """
     try:
         target_time = os.path.getmtime(target)
     except os.error:
         return 1
     for dep in deps:
         dep_time = os.path.getmtime(dep)
         if dep_time > target_time:
             #print "For target",target,"Dep failed:",dep # dbg
             #print "times (dep,tar):",dep_time,target_time # dbg
             return 1
     return 0
 
 
 def target_update(target,deps,cmd):
     """Update a target with a given command given a list of dependencies.
 
     target_update(target,deps,cmd) -> runs cmd if target is outdated.
 
     This is just a wrapper around target_outdated() which calls the given
     command if target is outdated."""
 
     if target_outdated(target,deps):
         os.system(cmd)
 
 #---------------------------------------------------------------------------
 # Find scripts
 #---------------------------------------------------------------------------
 
 def find_entry_points():
     """Defines the command line entry points for IPython
 
     This always uses setuptools-style entry points. When setuptools is not in
     use, our own build_scripts_entrypt class below parses these and builds
     command line scripts.
 
     Each of our entry points gets both a plain name, e.g. ipython, and one
-    suffixed with the Python major version number, e.g. ipython3. 
+    suffixed with the Python major version number, e.g. ipython3.
     """
     ep = [
             'ipython%s = IPython:start_ipython',
             'iptest%s = IPython.testing.iptestcontroller:main',
         ]
     suffix = str(sys.version_info[0])
     return [e % '' for e in ep] + [e % suffix for e in ep]
 
 script_src = """#!{executable}
 # This script was automatically generated by setup.py
 if __name__ == '__main__':
     from {mod} import {func}
     {func}()
 """
 
 class build_scripts_entrypt(build_scripts):
     """Build the command line scripts
-    
+
     Parse setuptools style entry points and write simple scripts to run the
     target functions.
-    
+
     On Windows, this also creates .cmd wrappers for the scripts so that you can
     easily launch them from a command line.
     """
     def run(self):
         self.mkpath(self.build_dir)
         outfiles = []
         for script in find_entry_points():
             name, entrypt = script.split('=')
             name = name.strip()
             entrypt = entrypt.strip()
             outfile = os.path.join(self.build_dir, name)
             outfiles.append(outfile)
             print('Writing script to', outfile)
 
             mod, func = entrypt.split(':')
             with open(outfile, 'w') as f:
                 f.write(script_src.format(executable=sys.executable,
                                           mod=mod, func=func))
-            
+
             if sys.platform == 'win32':
                 # Write .cmd wrappers for Windows so 'ipython' etc. work at the
                 # command line
                 cmd_file = os.path.join(self.build_dir, name + '.cmd')
                 cmd = r'@"{python}" "%~dp0\{script}" %*\r\n'.format(
                         python=sys.executable, script=name)
                 log.info("Writing %s wrapper script" % cmd_file)
                 with open(cmd_file, 'w') as f:
                     f.write(cmd)
 
         return outfiles, outfiles
 
 class install_lib_symlink(Command):
     user_options = [
         ('install-dir=', 'd', "directory to install to"),
         ]
 
     def initialize_options(self):
         self.install_dir = None
 
     def finalize_options(self):
         self.set_undefined_options('symlink',
                                    ('install_lib', 'install_dir'),
                                   )
 
     def run(self):
         if sys.platform == 'win32':
             raise Exception("This doesn't work on Windows.")
         pkg = os.path.join(os.getcwd(), 'IPython')
         dest = os.path.join(self.install_dir, 'IPython')
         if os.path.islink(dest):
             print('removing existing symlink at %s' % dest)
             os.unlink(dest)
         print('symlinking %s -> %s' % (pkg, dest))
         os.symlink(pkg, dest)
 
 class unsymlink(install):
     def run(self):
         dest = os.path.join(self.install_lib, 'IPython')
         if os.path.islink(dest):
             print('removing symlink at %s' % dest)
             os.unlink(dest)
         else:
             print('No symlink exists at %s' % dest)
 
 class install_symlinked(install):
     def run(self):
         if sys.platform == 'win32':
             raise Exception("This doesn't work on Windows.")
 
         # Run all sub-commands (at least those that need to be run)
         for cmd_name in self.get_sub_commands():
             self.run_command(cmd_name)
-    
+
     # 'sub_commands': a list of commands this command might have to run to
     # get its work done.  See cmd.py for more info.
     sub_commands = [('install_lib_symlink', lambda self:True),
                     ('install_scripts_sym', lambda self:True),
                    ]
 
 class install_scripts_for_symlink(install_scripts):
     """Redefined to get options from 'symlink' instead of 'install'.
-    
+
     I love distutils almost as much as I love setuptools.
     """
     def finalize_options(self):
         self.set_undefined_options('build', ('build_scripts', 'build_dir'))
         self.set_undefined_options('symlink',
                                    ('install_scripts', 'install_dir'),
                                    ('force', 'force'),
                                    ('skip_build', 'skip_build'),
                                   )
 
 
 #---------------------------------------------------------------------------
 # VCS related
 #---------------------------------------------------------------------------
 
 
 def git_prebuild(pkg_dir, build_cmd=build_py):
     """Return extended build or sdist command class for recording commit
 
     records git commit in IPython.utils._sysinfo.commit
 
     for use in IPython.utils.sysinfo.sys_info() calls after installation.
     """
-    
+
     class MyBuildPy(build_cmd):
         ''' Subclass to write commit data into installation tree '''
         def run(self):
             # loose as `.dev` is suppose to be invalid
             print("check version number")
             loose_pep440re = re.compile(r'^(\d+)\.(\d+)\.(\d+((a|b|rc)\d+)?)(\.post\d+)?(\.dev\d*)?$')
             if not loose_pep440re.match(version):
                 raise ValueError("Version number '%s' is not valid (should match [N!]N(.N)*[{a|b|rc}N][.postN][.devN])" % version)
 
 
             build_cmd.run(self)
             # this one will only fire for build commands
             if hasattr(self, 'build_lib'):
                 self._record_commit(self.build_lib)
-        
+
         def make_release_tree(self, base_dir, files):
             # this one will fire for sdist
             build_cmd.make_release_tree(self, base_dir, files)
             self._record_commit(base_dir)
-        
+
         def _record_commit(self, base_dir):
             import subprocess
             proc = subprocess.Popen('git rev-parse --short HEAD',
                                     stdout=subprocess.PIPE,
                                     stderr=subprocess.PIPE,
                                     shell=True)
             repo_commit, _ = proc.communicate()
             repo_commit = repo_commit.strip().decode("ascii")
-            
+
             out_pth = pjoin(base_dir, pkg_dir, 'utils', '_sysinfo.py')
             if os.path.isfile(out_pth) and not repo_commit:
                 # nothing to write, don't clobber
                 return
-            
+
             print("writing git commit '%s' to %s" % (repo_commit, out_pth))
-            
+
             # remove to avoid overwriting original via hard link
             try:
                 os.remove(out_pth)
             except (IOError, OSError):
                 pass
             with open(out_pth, 'w') as out_file:
                 out_file.writelines([
                     '# GENERATED BY setup.py\n',
                     'commit = u"%s"\n' % repo_commit,
                 ])
     return MyBuildPy