diff options
Diffstat (limited to 'lib/python2.7/site-packages/distribute-0.6.14-py2.7.egg/setuptools/command/easy_install.py')
| -rwxr-xr-x | lib/python2.7/site-packages/distribute-0.6.14-py2.7.egg/setuptools/command/easy_install.py | 1865 |
1 files changed, 0 insertions, 1865 deletions
diff --git a/lib/python2.7/site-packages/distribute-0.6.14-py2.7.egg/setuptools/command/easy_install.py b/lib/python2.7/site-packages/distribute-0.6.14-py2.7.egg/setuptools/command/easy_install.py deleted file mode 100755 index 27fd00c7..00000000 --- a/lib/python2.7/site-packages/distribute-0.6.14-py2.7.egg/setuptools/command/easy_install.py +++ /dev/null @@ -1,1865 +0,0 @@ -#!python -"""\ -Easy Install ------------- - -A tool for doing automatic download/extract/build of distutils-based Python -packages. For detailed documentation, see the accompanying EasyInstall.txt -file, or visit the `EasyInstall home page`__. - -__ http://packages.python.org/distribute/easy_install.html - -""" -import sys, os.path, zipimport, shutil, tempfile, zipfile, re, stat, random -from glob import glob -from setuptools import Command, _dont_write_bytecode -from setuptools.sandbox import run_setup -from distutils import log, dir_util -from distutils.util import convert_path, subst_vars -from distutils.sysconfig import get_python_lib, get_config_vars -from distutils.errors import DistutilsArgError, DistutilsOptionError, \ - DistutilsError, DistutilsPlatformError -from distutils.command.install import INSTALL_SCHEMES, SCHEME_KEYS -from setuptools.archive_util import unpack_archive -from setuptools.package_index import PackageIndex -from setuptools.package_index import URL_SCHEME -from setuptools.command import bdist_egg, egg_info -from pkg_resources import yield_lines, normalize_path, resource_string, \ - ensure_directory, get_distribution, find_distributions, \ - Environment, Requirement, Distribution, \ - PathMetadata, EggMetadata, WorkingSet, \ - DistributionNotFound, VersionConflict, \ - DEVELOP_DIST - -sys_executable = os.path.normpath(sys.executable) - -__all__ = [ - 'samefile', 'easy_install', 'PthDistributions', 'extract_wininst_cfg', - 'main', 'get_exe_prefixes', -] - -import site -HAS_USER_SITE = not sys.version < "2.6" and site.ENABLE_USER_SITE - -def samefile(p1,p2): - if hasattr(os.path,'samefile') and ( - os.path.exists(p1) and os.path.exists(p2) - ): - return os.path.samefile(p1,p2) - return ( - os.path.normpath(os.path.normcase(p1)) == - os.path.normpath(os.path.normcase(p2)) - ) - -if sys.version_info <= (3,): - def _to_ascii(s): - return s - def isascii(s): - try: - unicode(s, 'ascii') - return True - except UnicodeError: - return False -else: - def _to_ascii(s): - return s.encode('ascii') - def isascii(s): - try: - s.encode('ascii') - return True - except UnicodeError: - return False - -class easy_install(Command): - """Manage a download/build/install process""" - description = "Find/get/install Python packages" - command_consumes_arguments = True - - user_options = [ - ('prefix=', None, "installation prefix"), - ("zip-ok", "z", "install package as a zipfile"), - ("multi-version", "m", "make apps have to require() a version"), - ("upgrade", "U", "force upgrade (searches PyPI for latest versions)"), - ("install-dir=", "d", "install package to DIR"), - ("script-dir=", "s", "install scripts to DIR"), - ("exclude-scripts", "x", "Don't install scripts"), - ("always-copy", "a", "Copy all needed packages to install dir"), - ("index-url=", "i", "base URL of Python Package Index"), - ("find-links=", "f", "additional URL(s) to search for packages"), - ("delete-conflicting", "D", "no longer needed; don't use this"), - ("ignore-conflicts-at-my-risk", None, - "no longer needed; don't use this"), - ("build-directory=", "b", - "download/extract/build in DIR; keep the results"), - ('optimize=', 'O', - "also compile with optimization: -O1 for \"python -O\", " - "-O2 for \"python -OO\", and -O0 to disable [default: -O0]"), - ('record=', None, - "filename in which to record list of installed files"), - ('always-unzip', 'Z', "don't install as a zipfile, no matter what"), - ('site-dirs=','S',"list of directories where .pth files work"), - ('editable', 'e', "Install specified packages in editable form"), - ('no-deps', 'N', "don't install dependencies"), - ('allow-hosts=', 'H', "pattern(s) that hostnames must match"), - ('local-snapshots-ok', 'l', "allow building eggs from local checkouts"), - ('version', None, "print version information and exit"), - ('no-find-links', None, - "Don't load find-links defined in packages being installed") - ] - boolean_options = [ - 'zip-ok', 'multi-version', 'exclude-scripts', 'upgrade', 'always-copy', - 'delete-conflicting', 'ignore-conflicts-at-my-risk', 'editable', - 'no-deps', 'local-snapshots-ok', 'version' - ] - - if HAS_USER_SITE: - user_options.append(('user', None, - "install in user site-package '%s'" % site.USER_SITE)) - boolean_options.append('user') - - - negative_opt = {'always-unzip': 'zip-ok'} - create_index = PackageIndex - - def initialize_options(self): - if HAS_USER_SITE: - whereami = os.path.abspath(__file__) - self.user = whereami.startswith(site.USER_SITE) - else: - self.user = 0 - - self.zip_ok = self.local_snapshots_ok = None - self.install_dir = self.script_dir = self.exclude_scripts = None - self.index_url = None - self.find_links = None - self.build_directory = None - self.args = None - self.optimize = self.record = None - self.upgrade = self.always_copy = self.multi_version = None - self.editable = self.no_deps = self.allow_hosts = None - self.root = self.prefix = self.no_report = None - self.version = None - self.install_purelib = None # for pure module distributions - self.install_platlib = None # non-pure (dists w/ extensions) - self.install_headers = None # for C/C++ headers - self.install_lib = None # set to either purelib or platlib - self.install_scripts = None - self.install_data = None - self.install_base = None - self.install_platbase = None - if HAS_USER_SITE: - self.install_userbase = site.USER_BASE - self.install_usersite = site.USER_SITE - else: - self.install_userbase = None - self.install_usersite = None - self.no_find_links = None - - # Options not specifiable via command line - self.package_index = None - self.pth_file = self.always_copy_from = None - self.delete_conflicting = None - self.ignore_conflicts_at_my_risk = None - self.site_dirs = None - self.installed_projects = {} - self.sitepy_installed = False - # Always read easy_install options, even if we are subclassed, or have - # an independent instance created. This ensures that defaults will - # always come from the standard configuration file(s)' "easy_install" - # section, even if this is a "develop" or "install" command, or some - # other embedding. - self._dry_run = None - self.verbose = self.distribution.verbose - self.distribution._set_command_options( - self, self.distribution.get_option_dict('easy_install') - ) - - def delete_blockers(self, blockers): - for filename in blockers: - if os.path.exists(filename) or os.path.islink(filename): - log.info("Deleting %s", filename) - if not self.dry_run: - if os.path.isdir(filename) and not os.path.islink(filename): - rmtree(filename) - else: - os.unlink(filename) - - def finalize_options(self): - if self.version: - print 'distribute %s' % get_distribution('distribute').version - sys.exit() - - py_version = sys.version.split()[0] - prefix, exec_prefix = get_config_vars('prefix', 'exec_prefix') - - self.config_vars = {'dist_name': self.distribution.get_name(), - 'dist_version': self.distribution.get_version(), - 'dist_fullname': self.distribution.get_fullname(), - 'py_version': py_version, - 'py_version_short': py_version[0:3], - 'py_version_nodot': py_version[0] + py_version[2], - 'sys_prefix': prefix, - 'prefix': prefix, - 'sys_exec_prefix': exec_prefix, - 'exec_prefix': exec_prefix, - } - - if HAS_USER_SITE: - self.config_vars['userbase'] = self.install_userbase - self.config_vars['usersite'] = self.install_usersite - - # fix the install_dir if "--user" was used - #XXX: duplicate of the code in the setup command - if self.user and HAS_USER_SITE: - self.create_home_path() - if self.install_userbase is None: - raise DistutilsPlatformError( - "User base directory is not specified") - self.install_base = self.install_platbase = self.install_userbase - if os.name == 'posix': - self.select_scheme("unix_user") - else: - self.select_scheme(os.name + "_user") - - self.expand_basedirs() - self.expand_dirs() - - self._expand('install_dir','script_dir','build_directory','site_dirs') - # If a non-default installation directory was specified, default the - # script directory to match it. - if self.script_dir is None: - self.script_dir = self.install_dir - - if self.no_find_links is None: - self.no_find_links = False - - # Let install_dir get set by install_lib command, which in turn - # gets its info from the install command, and takes into account - # --prefix and --home and all that other crud. - self.set_undefined_options('install_lib', - ('install_dir','install_dir') - ) - # Likewise, set default script_dir from 'install_scripts.install_dir' - self.set_undefined_options('install_scripts', - ('install_dir', 'script_dir') - ) - - if self.user and self.install_purelib: - self.install_dir = self.install_purelib - self.script_dir = self.install_scripts - # default --record from the install command - self.set_undefined_options('install', ('record', 'record')) - normpath = map(normalize_path, sys.path) - self.all_site_dirs = get_site_dirs() - if self.site_dirs is not None: - site_dirs = [ - os.path.expanduser(s.strip()) for s in self.site_dirs.split(',') - ] - for d in site_dirs: - if not os.path.isdir(d): - log.warn("%s (in --site-dirs) does not exist", d) - elif normalize_path(d) not in normpath: - raise DistutilsOptionError( - d+" (in --site-dirs) is not on sys.path" - ) - else: - self.all_site_dirs.append(normalize_path(d)) - if not self.editable: self.check_site_dir() - self.index_url = self.index_url or "http://pypi.python.org/simple" - self.shadow_path = self.all_site_dirs[:] - for path_item in self.install_dir, normalize_path(self.script_dir): - if path_item not in self.shadow_path: - self.shadow_path.insert(0, path_item) - - if self.allow_hosts is not None: - hosts = [s.strip() for s in self.allow_hosts.split(',')] - else: - hosts = ['*'] - if self.package_index is None: - self.package_index = self.create_index( - self.index_url, search_path = self.shadow_path, hosts=hosts, - ) - self.local_index = Environment(self.shadow_path+sys.path) - - if self.find_links is not None: - if isinstance(self.find_links, basestring): - self.find_links = self.find_links.split() - else: - self.find_links = [] - if self.local_snapshots_ok: - self.package_index.scan_egg_links(self.shadow_path+sys.path) - if not self.no_find_links: - self.package_index.add_find_links(self.find_links) - self.set_undefined_options('install_lib', ('optimize','optimize')) - if not isinstance(self.optimize,int): - try: - self.optimize = int(self.optimize) - if not (0 <= self.optimize <= 2): raise ValueError - except ValueError: - raise DistutilsOptionError("--optimize must be 0, 1, or 2") - - if self.delete_conflicting and self.ignore_conflicts_at_my_risk: - raise DistutilsOptionError( - "Can't use both --delete-conflicting and " - "--ignore-conflicts-at-my-risk at the same time" - ) - if self.editable and not self.build_directory: - raise DistutilsArgError( - "Must specify a build directory (-b) when using --editable" - ) - if not self.args: - raise DistutilsArgError( - "No urls, filenames, or requirements specified (see --help)") - - self.outputs = [] - - - def _expand_attrs(self, attrs): - for attr in attrs: - val = getattr(self, attr) - if val is not None: - if os.name == 'posix' or os.name == 'nt': - val = os.path.expanduser(val) - val = subst_vars(val, self.config_vars) - setattr(self, attr, val) - - def expand_basedirs(self): - """Calls `os.path.expanduser` on install_base, install_platbase and - root.""" - self._expand_attrs(['install_base', 'install_platbase', 'root']) - - def expand_dirs(self): - """Calls `os.path.expanduser` on install dirs.""" - self._expand_attrs(['install_purelib', 'install_platlib', - 'install_lib', 'install_headers', - 'install_scripts', 'install_data',]) - - def run(self): - if self.verbose != self.distribution.verbose: - log.set_verbosity(self.verbose) - try: - for spec in self.args: - self.easy_install(spec, not self.no_deps) - if self.record: - outputs = self.outputs - if self.root: # strip any package prefix - root_len = len(self.root) - for counter in xrange(len(outputs)): - outputs[counter] = outputs[counter][root_len:] - from distutils import file_util - self.execute( - file_util.write_file, (self.record, outputs), - "writing list of installed files to '%s'" % - self.record - ) - self.warn_deprecated_options() - finally: - log.set_verbosity(self.distribution.verbose) - - def pseudo_tempname(self): - """Return a pseudo-tempname base in the install directory. - This code is intentionally naive; if a malicious party can write to - the target directory you're already in deep doodoo. - """ - try: - pid = os.getpid() - except: - pid = random.randint(0,sys.maxint) - return os.path.join(self.install_dir, "test-easy-install-%s" % pid) - - def warn_deprecated_options(self): - if self.delete_conflicting or self.ignore_conflicts_at_my_risk: - log.warn( - "Note: The -D, --delete-conflicting and" - " --ignore-conflicts-at-my-risk no longer have any purpose" - " and should not be used." - ) - - def check_site_dir(self): - """Verify that self.install_dir is .pth-capable dir, if needed""" - print 'install_dir', self.install_dir - instdir = normalize_path(self.install_dir) - pth_file = os.path.join(instdir,'easy-install.pth') - - # Is it a configured, PYTHONPATH, implicit, or explicit site dir? - is_site_dir = instdir in self.all_site_dirs - - if not is_site_dir: - # No? Then directly test whether it does .pth file processing - is_site_dir = self.check_pth_processing() - else: - # make sure we can write to target dir - testfile = self.pseudo_tempname()+'.write-test' - test_exists = os.path.exists(testfile) - try: - if test_exists: os.unlink(testfile) - open(testfile,'w').close() - os.unlink(testfile) - except (OSError,IOError): - self.cant_write_to_target() - - if not is_site_dir and not self.multi_version: - # Can't install non-multi to non-site dir - raise DistutilsError(self.no_default_version_msg()) - - if is_site_dir: - if self.pth_file is None: - self.pth_file = PthDistributions(pth_file, self.all_site_dirs) - else: - self.pth_file = None - - PYTHONPATH = os.environ.get('PYTHONPATH','').split(os.pathsep) - if instdir not in map(normalize_path, filter(None,PYTHONPATH)): - # only PYTHONPATH dirs need a site.py, so pretend it's there - self.sitepy_installed = True - elif self.multi_version and not os.path.exists(pth_file): - self.sitepy_installed = True # don't need site.py in this case - self.pth_file = None # and don't create a .pth file - self.install_dir = instdir - - def cant_write_to_target(self): - msg = """can't create or remove files in install directory - -The following error occurred while trying to add or remove files in the -installation directory: - - %s - -The installation directory you specified (via --install-dir, --prefix, or -the distutils default setting) was: - - %s -""" % (sys.exc_info()[1], self.install_dir,) - - if not os.path.exists(self.install_dir): - msg += """ -This directory does not currently exist. Please create it and try again, or -choose a different installation directory (using the -d or --install-dir -option). -""" - else: - msg += """ -Perhaps your account does not have write access to this directory? If the -installation directory is a system-owned directory, you may need to sign in -as the administrator or "root" account. If you do not have administrative -access to this machine, you may wish to choose a different installation -directory, preferably one that is listed in your PYTHONPATH environment -variable. - -For information on other options, you may wish to consult the -documentation at: - - http://packages.python.org/distribute/easy_install.html - -Please make the appropriate changes for your system and try again. -""" - raise DistutilsError(msg) - - - - - def check_pth_processing(self): - """Empirically verify whether .pth files are supported in inst. dir""" - instdir = self.install_dir - log.info("Checking .pth file support in %s", instdir) - pth_file = self.pseudo_tempname()+".pth" - ok_file = pth_file+'.ok' - ok_exists = os.path.exists(ok_file) - try: - if ok_exists: os.unlink(ok_file) - dirname = os.path.dirname(ok_file) - if not os.path.exists(dirname): - os.makedirs(dirname) - f = open(pth_file,'w') - except (OSError,IOError): - self.cant_write_to_target() - else: - try: - f.write("import os;open(%r,'w').write('OK')\n" % (ok_file,)) - f.close(); f=None - executable = sys.executable - if os.name=='nt': - dirname,basename = os.path.split(executable) - alt = os.path.join(dirname,'pythonw.exe') - if basename.lower()=='python.exe' and os.path.exists(alt): - # use pythonw.exe to avoid opening a console window - executable = alt - - from distutils.spawn import spawn - spawn([executable,'-E','-c','pass'],0) - - if os.path.exists(ok_file): - log.info( - "TEST PASSED: %s appears to support .pth files", - instdir - ) - return True - finally: - if f: f.close() - if os.path.exists(ok_file): os.unlink(ok_file) - if os.path.exists(pth_file): os.unlink(pth_file) - if not self.multi_version: - log.warn("TEST FAILED: %s does NOT support .pth files", instdir) - return False - - def install_egg_scripts(self, dist): - """Write all the scripts for `dist`, unless scripts are excluded""" - if not self.exclude_scripts and dist.metadata_isdir('scripts'): - for script_name in dist.metadata_listdir('scripts'): - self.install_script( - dist, script_name, - dist.get_metadata('scripts/'+script_name) - ) - self.install_wrapper_scripts(dist) - - def add_output(self, path): - if os.path.isdir(path): - for base, dirs, files in os.walk(path): - for filename in files: - self.outputs.append(os.path.join(base,filename)) - else: - self.outputs.append(path) - - def not_editable(self, spec): - if self.editable: - raise DistutilsArgError( - "Invalid argument %r: you can't use filenames or URLs " - "with --editable (except via the --find-links option)." - % (spec,) - ) - - def check_editable(self,spec): - if not self.editable: - return - - if os.path.exists(os.path.join(self.build_directory, spec.key)): - raise DistutilsArgError( - "%r already exists in %s; can't do a checkout there" % - (spec.key, self.build_directory) - ) - - - - - - - def easy_install(self, spec, deps=False): - tmpdir = tempfile.mkdtemp(prefix="easy_install-") - download = None - if not self.editable: self.install_site_py() - - try: - if not isinstance(spec,Requirement): - if URL_SCHEME(spec): - # It's a url, download it to tmpdir and process - self.not_editable(spec) - download = self.package_index.download(spec, tmpdir) - return self.install_item(None, download, tmpdir, deps, True) - - elif os.path.exists(spec): - # Existing file or directory, just process it directly - self.not_editable(spec) - return self.install_item(None, spec, tmpdir, deps, True) - else: - spec = parse_requirement_arg(spec) - - self.check_editable(spec) - dist = self.package_index.fetch_distribution( - spec, tmpdir, self.upgrade, self.editable, not self.always_copy, - self.local_index - ) - - if dist is None: - msg = "Could not find suitable distribution for %r" % spec - if self.always_copy: - msg+=" (--always-copy skips system and development eggs)" - raise DistutilsError(msg) - elif dist.precedence==DEVELOP_DIST: - # .egg-info dists don't need installing, just process deps - self.process_distribution(spec, dist, deps, "Using") - return dist - else: - return self.install_item(spec, dist.location, tmpdir, deps) - - finally: - if os.path.exists(tmpdir): - rmtree(tmpdir) - - def install_item(self, spec, download, tmpdir, deps, install_needed=False): - - # Installation is also needed if file in tmpdir or is not an egg - install_needed = install_needed or self.always_copy - install_needed = install_needed or os.path.dirname(download) == tmpdir - install_needed = install_needed or not download.endswith('.egg') - install_needed = install_needed or ( - self.always_copy_from is not None and - os.path.dirname(normalize_path(download)) == - normalize_path(self.always_copy_from) - ) - - if spec and not install_needed: - # at this point, we know it's a local .egg, we just don't know if - # it's already installed. - for dist in self.local_index[spec.project_name]: - if dist.location==download: - break - else: - install_needed = True # it's not in the local index - - log.info("Processing %s", os.path.basename(download)) - - if install_needed: - dists = self.install_eggs(spec, download, tmpdir) - for dist in dists: - self.process_distribution(spec, dist, deps) - else: - dists = [self.check_conflicts(self.egg_distribution(download))] - self.process_distribution(spec, dists[0], deps, "Using") - - if spec is not None: - for dist in dists: - if dist in spec: - return dist - - - - def select_scheme(self, name): - """Sets the install directories by applying the install schemes.""" - # it's the caller's problem if they supply a bad name! - scheme = INSTALL_SCHEMES[name] - for key in SCHEME_KEYS: - attrname = 'install_' + key - if getattr(self, attrname) is None: - setattr(self, attrname, scheme[key]) - - - - - def process_distribution(self, requirement, dist, deps=True, *info): - self.update_pth(dist) - self.package_index.add(dist) - self.local_index.add(dist) - if not self.editable: - self.install_egg_scripts(dist) - self.installed_projects[dist.key] = dist - log.info(self.installation_report(requirement, dist, *info)) - if (dist.has_metadata('dependency_links.txt') and - not self.no_find_links): - self.package_index.add_find_links( - dist.get_metadata_lines('dependency_links.txt') - ) - if not deps and not self.always_copy: - return - elif requirement is not None and dist.key != requirement.key: - log.warn("Skipping dependencies for %s", dist) - return # XXX this is not the distribution we were looking for - elif requirement is None or dist not in requirement: - # if we wound up with a different version, resolve what we've got - distreq = dist.as_requirement() - requirement = requirement or distreq - requirement = Requirement( - distreq.project_name, distreq.specs, requirement.extras - ) - log.info("Processing dependencies for %s", requirement) - try: - distros = WorkingSet([]).resolve( - [requirement], self.local_index, self.easy_install - ) - except DistributionNotFound, e: - raise DistutilsError( - "Could not find required distribution %s" % e.args - ) - except VersionConflict, e: - raise DistutilsError( - "Installed distribution %s conflicts with requirement %s" - % e.args - ) - if self.always_copy or self.always_copy_from: - # Force all the relevant distros to be copied or activated - for dist in distros: - if dist.key not in self.installed_projects: - self.easy_install(dist.as_requirement()) - log.info("Finished processing dependencies for %s", requirement) - - def should_unzip(self, dist): - if self.zip_ok is not None: - return not self.zip_ok - if dist.has_metadata('not-zip-safe'): - return True - if not dist.has_metadata('zip-safe'): - return True - return True - - def maybe_move(self, spec, dist_filename, setup_base): - dst = os.path.join(self.build_directory, spec.key) - if os.path.exists(dst): - log.warn( - "%r already exists in %s; build directory %s will not be kept", - spec.key, self.build_directory, setup_base - ) - return setup_base - if os.path.isdir(dist_filename): - setup_base = dist_filename - else: - if os.path.dirname(dist_filename)==setup_base: - os.unlink(dist_filename) # get it out of the tmp dir - contents = os.listdir(setup_base) - if len(contents)==1: - dist_filename = os.path.join(setup_base,contents[0]) - if os.path.isdir(dist_filename): - # if the only thing there is a directory, move it instead - setup_base = dist_filename - ensure_directory(dst); shutil.move(setup_base, dst) - return dst - - def install_wrapper_scripts(self, dist): - if not self.exclude_scripts: - for args in get_script_args(dist): - self.write_script(*args) - - - - def install_script(self, dist, script_name, script_text, dev_path=None): - """Generate a legacy script wrapper and install it""" - spec = str(dist.as_requirement()) - is_script = is_python_script(script_text, script_name) - - if is_script and dev_path: - script_text = get_script_header(script_text) + ( - "# EASY-INSTALL-DEV-SCRIPT: %(spec)r,%(script_name)r\n" - "__requires__ = %(spec)r\n" - "from pkg_resources import require; require(%(spec)r)\n" - "del require\n" - "__file__ = %(dev_path)r\n" - "execfile(__file__)\n" - ) % locals() - elif is_script: - script_text = get_script_header(script_text) + ( - "# EASY-INSTALL-SCRIPT: %(spec)r,%(script_name)r\n" - "__requires__ = %(spec)r\n" - "import pkg_resources\n" - "pkg_resources.run_script(%(spec)r, %(script_name)r)\n" - ) % locals() - self.write_script(script_name, _to_ascii(script_text), 'b') - - def write_script(self, script_name, contents, mode="t", blockers=()): - """Write an executable file to the scripts directory""" - self.delete_blockers( # clean up old .py/.pyw w/o a script - [os.path.join(self.script_dir,x) for x in blockers]) - log.info("Installing %s script to %s", script_name, self.script_dir) - target = os.path.join(self.script_dir, script_name) - self.add_output(target) - - if not self.dry_run: - ensure_directory(target) - f = open(target,"w"+mode) - f.write(contents) - f.close() - chmod(target,0755) - - - - - def install_eggs(self, spec, dist_filename, tmpdir): - # .egg dirs or files are already built, so just return them - if dist_filename.lower().endswith('.egg'): - return [self.install_egg(dist_filename, tmpdir)] - elif dist_filename.lower().endswith('.exe'): - return [self.install_exe(dist_filename, tmpdir)] - - # Anything else, try to extract and build - setup_base = tmpdir - if os.path.isfile(dist_filename) and not dist_filename.endswith('.py'): - unpack_archive(dist_filename, tmpdir, self.unpack_progress) - elif os.path.isdir(dist_filename): - setup_base = os.path.abspath(dist_filename) - - if (setup_base.startswith(tmpdir) # something we downloaded - and self.build_directory and spec is not None - ): - setup_base = self.maybe_move(spec, dist_filename, setup_base) - - # Find the setup.py file - setup_script = os.path.join(setup_base, 'setup.py') - - if not os.path.exists(setup_script): - setups = glob(os.path.join(setup_base, '*', 'setup.py')) - if not setups: - raise DistutilsError( - "Couldn't find a setup script in %s" % os.path.abspath(dist_filename) - ) - if len(setups)>1: - raise DistutilsError( - "Multiple setup scripts in %s" % os.path.abspath(dist_filename) - ) - setup_script = setups[0] - - # Now run it, and return the result - if self.editable: - log.info(self.report_editable(spec, setup_script)) - return [] - else: - return self.build_and_install(setup_script, setup_base) - - def egg_distribution(self, egg_path): - if os.path.isdir(egg_path): - metadata = PathMetadata(egg_path,os.path.join(egg_path,'EGG-INFO')) - else: - metadata = EggMetadata(zipimport.zipimporter(egg_path)) - return Distribution.from_filename(egg_path,metadata=metadata) - - def install_egg(self, egg_path, tmpdir): - destination = os.path.join(self.install_dir,os.path.basename(egg_path)) - destination = os.path.abspath(destination) - if not self.dry_run: - ensure_directory(destination) - - dist = self.egg_distribution(egg_path) - self.check_conflicts(dist) - if not samefile(egg_path, destination): - if os.path.isdir(destination) and not os.path.islink(destination): - dir_util.remove_tree(destination, dry_run=self.dry_run) - elif os.path.exists(destination): - self.execute(os.unlink,(destination,),"Removing "+destination) - uncache_zipdir(destination) - if os.path.isdir(egg_path): - if egg_path.startswith(tmpdir): - f,m = shutil.move, "Moving" - else: - f,m = shutil.copytree, "Copying" - elif self.should_unzip(dist): - self.mkpath(destination) - f,m = self.unpack_and_compile, "Extracting" - elif egg_path.startswith(tmpdir): - f,m = shutil.move, "Moving" - else: - f,m = shutil.copy2, "Copying" - - self.execute(f, (egg_path, destination), - (m+" %s to %s") % - (os.path.basename(egg_path),os.path.dirname(destination))) - - self.add_output(destination) - return self.egg_distribution(destination) - - def install_exe(self, dist_filename, tmpdir): - # See if it's valid, get data - cfg = extract_wininst_cfg(dist_filename) - if cfg is None: - raise DistutilsError( - "%s is not a valid distutils Windows .exe" % dist_filename - ) - # Create a dummy distribution object until we build the real distro - dist = Distribution(None, - project_name=cfg.get('metadata','name'), - version=cfg.get('metadata','version'), platform="win32" - ) - - # Convert the .exe to an unpacked egg - egg_path = dist.location = os.path.join(tmpdir, dist.egg_name()+'.egg') - egg_tmp = egg_path+'.tmp' - egg_info = os.path.join(egg_tmp, 'EGG-INFO') - pkg_inf = os.path.join(egg_info, 'PKG-INFO') - ensure_directory(pkg_inf) # make sure EGG-INFO dir exists - dist._provider = PathMetadata(egg_tmp, egg_info) # XXX - self.exe_to_egg(dist_filename, egg_tmp) - - # Write EGG-INFO/PKG-INFO - if not os.path.exists(pkg_inf): - f = open(pkg_inf,'w') - f.write('Metadata-Version: 1.0\n') - for k,v in cfg.items('metadata'): - if k<>'target_version': - f.write('%s: %s\n' % (k.replace('_','-').title(), v)) - f.close() - script_dir = os.path.join(egg_info,'scripts') - self.delete_blockers( # delete entry-point scripts to avoid duping - [os.path.join(script_dir,args[0]) for args in get_script_args(dist)] - ) - # Build .egg file from tmpdir - bdist_egg.make_zipfile( - egg_path, egg_tmp, verbose=self.verbose, dry_run=self.dry_run - ) - # install the .egg - return self.install_egg(egg_path, tmpdir) - - def exe_to_egg(self, dist_filename, egg_tmp): - """Extract a bdist_wininst to the directories an egg would use""" - # Check for .pth file and set up prefix translations - prefixes = get_exe_prefixes(dist_filename) - to_compile = [] - native_libs = [] - top_level = {} - def process(src,dst): - s = src.lower() - for old,new in prefixes: - if s.startswith(old): - src = new+src[len(old):] - parts = src.split('/') - dst = os.path.join(egg_tmp, *parts) - dl = dst.lower() - if dl.endswith('.pyd') or dl.endswith('.dll'): - parts[-1] = bdist_egg.strip_module(parts[-1]) - top_level[os.path.splitext(parts[0])[0]] = 1 - native_libs.append(src) - elif dl.endswith('.py') and old!='SCRIPTS/': - top_level[os.path.splitext(parts[0])[0]] = 1 - to_compile.append(dst) - return dst - if not src.endswith('.pth'): - log.warn("WARNING: can't process %s", src) - return None - # extract, tracking .pyd/.dll->native_libs and .py -> to_compile - unpack_archive(dist_filename, egg_tmp, process) - stubs = [] - for res in native_libs: - if res.lower().endswith('.pyd'): # create stubs for .pyd's - parts = res.split('/') - resource = parts[-1] - parts[-1] = bdist_egg.strip_module(parts[-1])+'.py' - pyfile = os.path.join(egg_tmp, *parts) - to_compile.append(pyfile); stubs.append(pyfile) - bdist_egg.write_stub(resource, pyfile) - self.byte_compile(to_compile) # compile .py's - bdist_egg.write_safety_flag(os.path.join(egg_tmp,'EGG-INFO'), - bdist_egg.analyze_egg(egg_tmp, stubs)) # write zip-safety flag - - for name in 'top_level','native_libs': - if locals()[name]: - txt = os.path.join(egg_tmp, 'EGG-INFO', name+'.txt') - if not os.path.exists(txt): - f = open(txt,'w') - f.write('\n'.join(locals()[name])+'\n') - f.close() - - def check_conflicts(self, dist): - """Verify that there are no conflicting "old-style" packages""" - - return dist # XXX temporarily disable until new strategy is stable - from imp import find_module, get_suffixes - from glob import glob - - blockers = [] - names = dict.fromkeys(dist._get_metadata('top_level.txt')) # XXX private attr - - exts = {'.pyc':1, '.pyo':1} # get_suffixes() might leave one out - for ext,mode,typ in get_suffixes(): - exts[ext] = 1 - - for path,files in expand_paths([self.install_dir]+self.all_site_dirs): - for filename in files: - base,ext = os.path.splitext(filename) - if base in names: - if not ext: - # no extension, check for package - try: - f, filename, descr = find_module(base, [path]) - except ImportError: - continue - else: - if f: f.close() - if filename not in blockers: - blockers.append(filename) - elif ext in exts and base!='site': # XXX ugh - blockers.append(os.path.join(path,filename)) - if blockers: - self.found_conflicts(dist, blockers) - - return dist - - def found_conflicts(self, dist, blockers): - if self.delete_conflicting: - log.warn("Attempting to delete conflicting packages:") - return self.delete_blockers(blockers) - - msg = """\ -------------------------------------------------------------------------- -CONFLICT WARNING: - -The following modules or packages have the same names as modules or -packages being installed, and will be *before* the installed packages in -Python's search path. You MUST remove all of the relevant files and -directories before you will be able to use the package(s) you are -installing: - - %s - -""" % '\n '.join(blockers) - - if self.ignore_conflicts_at_my_risk: - msg += """\ -(Note: you can run EasyInstall on '%s' with the ---delete-conflicting option to attempt deletion of the above files -and/or directories.) -""" % dist.project_name - else: - msg += """\ -Note: you can attempt this installation again with EasyInstall, and use -either the --delete-conflicting (-D) option or the ---ignore-conflicts-at-my-risk option, to either delete the above files -and directories, or to ignore the conflicts, respectively. Note that if -you ignore the conflicts, the installed package(s) may not work. -""" - msg += """\ -------------------------------------------------------------------------- -""" - sys.stderr.write(msg) - sys.stderr.flush() - if not self.ignore_conflicts_at_my_risk: - raise DistutilsError("Installation aborted due to conflicts") - - def installation_report(self, req, dist, what="Installed"): - """Helpful installation message for display to package users""" - msg = "\n%(what)s %(eggloc)s%(extras)s" - if self.multi_version and not self.no_report: - msg += """ - -Because this distribution was installed --multi-version, before you can -import modules from this package in an application, you will need to -'import pkg_resources' and then use a 'require()' call similar to one of -these examples, in order to select the desired version: - - pkg_resources.require("%(name)s") # latest installed version - pkg_resources.require("%(name)s==%(version)s") # this exact version - pkg_resources.require("%(name)s>=%(version)s") # this version or higher -""" - if self.install_dir not in map(normalize_path,sys.path): - msg += """ - -Note also that the installation directory must be on sys.path at runtime for -this to work. (e.g. by being the application's script directory, by being on -PYTHONPATH, or by being added to sys.path by your code.) -""" - eggloc = dist.location - name = dist.project_name - version = dist.version - extras = '' # TODO: self.report_extras(req, dist) - return msg % locals() - - def report_editable(self, spec, setup_script): - dirname = os.path.dirname(setup_script) - python = sys.executable - return """\nExtracted editable version of %(spec)s to %(dirname)s - -If it uses setuptools in its setup script, you can activate it in -"development" mode by going to that directory and running:: - - %(python)s setup.py develop - -See the setuptools documentation for the "develop" command for more info. -""" % locals() - - def run_setup(self, setup_script, setup_base, args): - sys.modules.setdefault('distutils.command.bdist_egg', bdist_egg) - sys.modules.setdefault('distutils.command.egg_info', egg_info) - - args = list(args) - if self.verbose>2: - v = 'v' * (self.verbose - 1) - args.insert(0,'-'+v) - elif self.verbose<2: - args.insert(0,'-q') - if self.dry_run: - args.insert(0,'-n') - log.info( - "Running %s %s", setup_script[len(setup_base)+1:], ' '.join(args) - ) - try: - run_setup(setup_script, args) - except SystemExit, v: - raise DistutilsError("Setup script exited with %s" % (v.args[0],)) - - def build_and_install(self, setup_script, setup_base): - args = ['bdist_egg', '--dist-dir'] - dist_dir = tempfile.mkdtemp( - prefix='egg-dist-tmp-', dir=os.path.dirname(setup_script) - ) - try: - args.append(dist_dir) - self.run_setup(setup_script, setup_base, args) - all_eggs = Environment([dist_dir]) - eggs = [] - for key in all_eggs: - for dist in all_eggs[key]: - eggs.append(self.install_egg(dist.location, setup_base)) - if not eggs and not self.dry_run: - log.warn("No eggs found in %s (setup script problem?)", - dist_dir) - return eggs - finally: - rmtree(dist_dir) - log.set_verbosity(self.verbose) # restore our log verbosity - - def update_pth(self,dist): - if self.pth_file is None: - return - - for d in self.pth_file[dist.key]: # drop old entries - if self.multi_version or d.location != dist.location: - log.info("Removing %s from easy-install.pth file", d) - self.pth_file.remove(d) - if d.location in self.shadow_path: - self.shadow_path.remove(d.location) - - if not self.multi_version: - if dist.location in self.pth_file.paths: - log.info( - "%s is already the active version in easy-install.pth", - dist - ) - else: - log.info("Adding %s to easy-install.pth file", dist) - self.pth_file.add(dist) # add new entry - if dist.location not in self.shadow_path: - self.shadow_path.append(dist.location) - - if not self.dry_run: - - self.pth_file.save() - if dist.key=='distribute': - # Ensure that setuptools itself never becomes unavailable! - # XXX should this check for latest version? - filename = os.path.join(self.install_dir,'setuptools.pth') - if os.path.islink(filename): os.unlink(filename) - f = open(filename, 'wt') - f.write(self.pth_file.make_relative(dist.location)+'\n') - f.close() - - def unpack_progress(self, src, dst): - # Progress filter for unpacking - log.debug("Unpacking %s to %s", src, dst) - return dst # only unpack-and-compile skips files for dry run - - def unpack_and_compile(self, egg_path, destination): - to_compile = []; to_chmod = [] - - def pf(src,dst): - if dst.endswith('.py') and not src.startswith('EGG-INFO/'): - to_compile.append(dst) - to_chmod.append(dst) - elif dst.endswith('.dll') or dst.endswith('.so'): - to_chmod.append(dst) - self.unpack_progress(src,dst) - return not self.dry_run and dst or None - - unpack_archive(egg_path, destination, pf) - self.byte_compile(to_compile) - if not self.dry_run: - for f in to_chmod: - mode = ((os.stat(f)[stat.ST_MODE]) | 0555) & 07755 - chmod(f, mode) - - def byte_compile(self, to_compile): - if _dont_write_bytecode: - self.warn('byte-compiling is disabled, skipping.') - return - - from distutils.util import byte_compile - try: - # try to make the byte compile messages quieter - log.set_verbosity(self.verbose - 1) - - byte_compile(to_compile, optimize=0, force=1, dry_run=self.dry_run) - if self.optimize: - byte_compile( - to_compile, optimize=self.optimize, force=1, - dry_run=self.dry_run - ) - finally: - log.set_verbosity(self.verbose) # restore original verbosity - - - - - - - - - def no_default_version_msg(self): - return """bad install directory or PYTHONPATH - -You are attempting to install a package to a directory that is not -on PYTHONPATH and which Python does not read ".pth" files from. The -installation directory you specified (via --install-dir, --prefix, or -the distutils default setting) was: - - %s - -and your PYTHONPATH environment variable currently contains: - - %r - -Here are some of your options for correcting the problem: - -* You can choose a different installation directory, i.e., one that is - on PYTHONPATH or supports .pth files - -* You can add the installation directory to the PYTHONPATH environment - variable. (It must then also be on PYTHONPATH whenever you run - Python and want to use the package(s) you are installing.) - -* You can set up the installation directory to support ".pth" files by - using one of the approaches described here: - - http://packages.python.org/distribute/easy_install.html#custom-installation-locations - -Please make the appropriate changes for your system and try again.""" % ( - self.install_dir, os.environ.get('PYTHONPATH','') - ) - - - - - - - - - - - def install_site_py(self): - """Make sure there's a site.py in the target dir, if needed""" - - if self.sitepy_installed: - return # already did it, or don't need to - - sitepy = os.path.join(self.install_dir, "site.py") - source = resource_string(Requirement.parse("distribute"), "site.py") - current = "" - - if os.path.exists(sitepy): - log.debug("Checking existing site.py in %s", self.install_dir) - f = open(sitepy,'rb') - current = f.read() - # we want str, not bytes - if sys.version_info >= (3,): - current = current.decode() - - f.close() - if not current.startswith('def __boot():'): - raise DistutilsError( - "%s is not a setuptools-generated site.py; please" - " remove it." % sitepy - ) - - if current != source: - log.info("Creating %s", sitepy) - if not self.dry_run: - ensure_directory(sitepy) - f = open(sitepy,'wb') - f.write(source) - f.close() - self.byte_compile([sitepy]) - - self.sitepy_installed = True - - - - - def create_home_path(self): - """Create directories under ~.""" - if not self.user: - return - home = convert_path(os.path.expanduser("~")) - for name, path in self.config_vars.iteritems(): - if path.startswith(home) and not os.path.isdir(path): - self.debug_print("os.makedirs('%s', 0700)" % path) - os.makedirs(path, 0700) - - - - - - - - INSTALL_SCHEMES = dict( - posix = dict( - install_dir = '$base/lib/python$py_version_short/site-packages', - script_dir = '$base/bin', - ), - ) - - DEFAULT_SCHEME = dict( - install_dir = '$base/Lib/site-packages', - script_dir = '$base/Scripts', - ) - - def _expand(self, *attrs): - config_vars = self.get_finalized_command('install').config_vars - - if self.prefix: - # Set default install_dir/scripts from --prefix - config_vars = config_vars.copy() - config_vars['base'] = self.prefix - scheme = self.INSTALL_SCHEMES.get(os.name,self.DEFAULT_SCHEME) - for attr,val in scheme.items(): - if getattr(self,attr,None) is None: - setattr(self,attr,val) - - from distutils.util import subst_vars - for attr in attrs: - val = getattr(self, attr) - if val is not None: - val = subst_vars(val, config_vars) - if os.name == 'posix': - val = os.path.expanduser(val) - setattr(self, attr, val) - - - - - - - - - -def get_site_dirs(): - # return a list of 'site' dirs - sitedirs = filter(None,os.environ.get('PYTHONPATH','').split(os.pathsep)) - prefixes = [sys.prefix] - if sys.exec_prefix != sys.prefix: - prefixes.append(sys.exec_prefix) - for prefix in prefixes: - if prefix: - if sys.platform in ('os2emx', 'riscos'): - sitedirs.append(os.path.join(prefix, "Lib", "site-packages")) - elif os.sep == '/': - sitedirs.extend([os.path.join(prefix, - "lib", - "python" + sys.version[:3], - "site-packages"), - os.path.join(prefix, "lib", "site-python")]) - else: - sitedirs.extend( - [prefix, os.path.join(prefix, "lib", "site-packages")] - ) - if sys.platform == 'darwin': - # for framework builds *only* we add the standard Apple - # locations. Currently only per-user, but /Library and - # /Network/Library could be added too - if 'Python.framework' in prefix: - home = os.environ.get('HOME') - if home: - sitedirs.append( - os.path.join(home, - 'Library', - 'Python', - sys.version[:3], - 'site-packages')) - for plat_specific in (0,1): - site_lib = get_python_lib(plat_specific) - if site_lib not in sitedirs: sitedirs.append(site_lib) - - if HAS_USER_SITE: - sitedirs.append(site.USER_SITE) - - sitedirs = map(normalize_path, sitedirs) - - return sitedirs - - -def expand_paths(inputs): - """Yield sys.path directories that might contain "old-style" packages""" - - seen = {} - - for dirname in inputs: - dirname = normalize_path(dirname) - if dirname in seen: - continue - - seen[dirname] = 1 - if not os.path.isdir(dirname): - continue - - files = os.listdir(dirname) - yield dirname, files - - for name in files: - if not name.endswith('.pth'): - # We only care about the .pth files - continue - if name in ('easy-install.pth','setuptools.pth'): - # Ignore .pth files that we control - continue - - # Read the .pth file - f = open(os.path.join(dirname,name)) - lines = list(yield_lines(f)) - f.close() - - # Yield existing non-dupe, non-import directory lines from it - for line in lines: - if not line.startswith("import"): - line = normalize_path(line.rstrip()) - if line not in seen: - seen[line] = 1 - if not os.path.isdir(line): - continue - yield line, os.listdir(line) - - -def extract_wininst_cfg(dist_filename): - """Extract configuration data from a bdist_wininst .exe - - Returns a ConfigParser.RawConfigParser, or None - """ - f = open(dist_filename,'rb') - try: - endrec = zipfile._EndRecData(f) - if endrec is None: - return None - - prepended = (endrec[9] - endrec[5]) - endrec[6] - if prepended < 12: # no wininst data here - return None - f.seek(prepended-12) - - import struct, StringIO, ConfigParser - tag, cfglen, bmlen = struct.unpack("<iii",f.read(12)) - if tag not in (0x1234567A, 0x1234567B): - return None # not a valid tag - - f.seek(prepended-(12+cfglen)) - cfg = ConfigParser.RawConfigParser({'version':'','target_version':''}) - try: - cfg.readfp(StringIO.StringIO(f.read(cfglen).split(chr(0),1)[0])) - except ConfigParser.Error: - return None - if not cfg.has_section('metadata') or not cfg.has_section('Setup'): - return None - return cfg - - finally: - f.close() - - - - - - - - -def get_exe_prefixes(exe_filename): - """Get exe->egg path translations for a given .exe file""" - - prefixes = [ - ('PURELIB/', ''), ('PLATLIB/pywin32_system32', ''), - ('PLATLIB/', ''), - ('SCRIPTS/', 'EGG-INFO/scripts/') - ] - z = zipfile.ZipFile(exe_filename) - try: - for info in z.infolist(): - name = info.filename - parts = name.split('/') - if len(parts)==3 and parts[2]=='PKG-INFO': - if parts[1].endswith('.egg-info'): - prefixes.insert(0,('/'.join(parts[:2]), 'EGG-INFO/')) - break - if len(parts)<>2 or not name.endswith('.pth'): - continue - if name.endswith('-nspkg.pth'): - continue - if parts[0].upper() in ('PURELIB','PLATLIB'): - for pth in yield_lines(z.read(name)): - pth = pth.strip().replace('\\','/') - if not pth.startswith('import'): - prefixes.append((('%s/%s/' % (parts[0],pth)), '')) - finally: - z.close() - prefixes = [(x.lower(),y) for x, y in prefixes] - prefixes.sort(); prefixes.reverse() - return prefixes - - -def parse_requirement_arg(spec): - try: - return Requirement.parse(spec) - except ValueError: - raise DistutilsError( - "Not a URL, existing file, or requirement spec: %r" % (spec,) - ) - -class PthDistributions(Environment): - """A .pth file with Distribution paths in it""" - - dirty = False - - def __init__(self, filename, sitedirs=()): - self.filename = filename; self.sitedirs=map(normalize_path, sitedirs) - self.basedir = normalize_path(os.path.dirname(self.filename)) - self._load(); Environment.__init__(self, [], None, None) - for path in yield_lines(self.paths): - map(self.add, find_distributions(path, True)) - - def _load(self): - self.paths = [] - saw_import = False - seen = dict.fromkeys(self.sitedirs) - if os.path.isfile(self.filename): - f = open(self.filename,'rt') - for line in f: - if line.startswith('import'): - saw_import = True - continue - path = line.rstrip() - self.paths.append(path) - if not path.strip() or path.strip().startswith('#'): - continue - # skip non-existent paths, in case somebody deleted a package - # manually, and duplicate paths as well - path = self.paths[-1] = normalize_path( - os.path.join(self.basedir,path) - ) - if not os.path.exists(path) or path in seen: - self.paths.pop() # skip it - self.dirty = True # we cleaned up, so we're dirty now :) - continue - seen[path] = 1 - f.close() - - if self.paths and not saw_import: - self.dirty = True # ensure anything we touch has import wrappers - while self.paths and not self.paths[-1].strip(): - self.paths.pop() - - def save(self): - """Write changed .pth file back to disk""" - if not self.dirty: - return - - data = '\n'.join(map(self.make_relative,self.paths)) - if data: - log.debug("Saving %s", self.filename) - data = ( - "import sys; sys.__plen = len(sys.path)\n" - "%s\n" - "import sys; new=sys.path[sys.__plen:];" - " del sys.path[sys.__plen:];" - " p=getattr(sys,'__egginsert',0); sys.path[p:p]=new;" - " sys.__egginsert = p+len(new)\n" - ) % data - - if os.path.islink(self.filename): - os.unlink(self.filename) - f = open(self.filename,'wt') - f.write(data); f.close() - - elif os.path.exists(self.filename): - log.debug("Deleting empty %s", self.filename) - os.unlink(self.filename) - - self.dirty = False - - def add(self,dist): - """Add `dist` to the distribution map""" - if (dist.location not in self.paths and ( - dist.location not in self.sitedirs or - dist.location == os.getcwd() #account for '.' being in PYTHONPATH - )): - self.paths.append(dist.location) - self.dirty = True - Environment.add(self,dist) - - def remove(self,dist): - """Remove `dist` from the distribution map""" - while dist.location in self.paths: - self.paths.remove(dist.location); self.dirty = True - Environment.remove(self,dist) - - - def make_relative(self,path): - npath, last = os.path.split(normalize_path(path)) - baselen = len(self.basedir) - parts = [last] - sep = os.altsep=='/' and '/' or os.sep - while len(npath)>=baselen: - if npath==self.basedir: - parts.append(os.curdir) - parts.reverse() - return sep.join(parts) - npath, last = os.path.split(npath) - parts.append(last) - else: - return path - -def get_script_header(script_text, executable=sys_executable, wininst=False): - """Create a #! line, getting options (if any) from script_text""" - from distutils.command.build_scripts import first_line_re - first = (script_text+'\n').splitlines()[0] - match = first_line_re.match(first) - options = '' - if match: - options = match.group(1) or '' - if options: options = ' '+options - if wininst: - executable = "python.exe" - else: - executable = nt_quote_arg(executable) - hdr = "#!%(executable)s%(options)s\n" % locals() - if not isascii(hdr): - # Non-ascii path to sys.executable, use -x to prevent warnings - if options: - if options.strip().startswith('-'): - options = ' -x'+options.strip()[1:] - # else: punt, we can't do it, let the warning happen anyway - else: - options = ' -x' - executable = fix_jython_executable(executable, options) - hdr = "#!%(executable)s%(options)s\n" % locals() - return hdr - -def auto_chmod(func, arg, exc): - if func is os.remove and os.name=='nt': - chmod(arg, stat.S_IWRITE) - return func(arg) - exc = sys.exc_info() - raise exc[0], (exc[1][0], exc[1][1] + (" %s %s" % (func,arg))) - -def uncache_zipdir(path): - """Ensure that the importer caches dont have stale info for `path`""" - from zipimport import _zip_directory_cache as zdc - _uncache(path, zdc) - _uncache(path, sys.path_importer_cache) - -def _uncache(path, cache): - if path in cache: - del cache[path] - else: - path = normalize_path(path) - for p in cache: - if normalize_path(p)==path: - del cache[p] - return - -def is_python(text, filename='<string>'): - "Is this string a valid Python script?" - try: - compile(text, filename, 'exec') - except (SyntaxError, TypeError): - return False - else: - return True - -def is_sh(executable): - """Determine if the specified executable is a .sh (contains a #! line)""" - try: - fp = open(executable) - magic = fp.read(2) - fp.close() - except (OSError,IOError): return executable - return magic == '#!' - -def nt_quote_arg(arg): - """Quote a command line argument according to Windows parsing rules""" - - result = [] - needquote = False - nb = 0 - - needquote = (" " in arg) or ("\t" in arg) - if needquote: - result.append('"') - - for c in arg: - if c == '\\': - nb += 1 - elif c == '"': - # double preceding backslashes, then add a \" - result.append('\\' * (nb*2) + '\\"') - nb = 0 - else: - if nb: - result.append('\\' * nb) - nb = 0 - result.append(c) - - if nb: - result.append('\\' * nb) - - if needquote: - result.append('\\' * nb) # double the trailing backslashes - result.append('"') - - return ''.join(result) - - - - - - - - - -def is_python_script(script_text, filename): - """Is this text, as a whole, a Python script? (as opposed to shell/bat/etc. - """ - if filename.endswith('.py') or filename.endswith('.pyw'): - return True # extension says it's Python - if is_python(script_text, filename): - return True # it's syntactically valid Python - if script_text.startswith('#!'): - # It begins with a '#!' line, so check if 'python' is in it somewhere - return 'python' in script_text.splitlines()[0].lower() - - return False # Not any Python I can recognize - -try: - from os import chmod as _chmod -except ImportError: - # Jython compatibility - def _chmod(*args): pass - -def chmod(path, mode): - log.debug("changing mode of %s to %o", path, mode) - try: - _chmod(path, mode) - except os.error, e: - log.debug("chmod failed: %s", e) - -def fix_jython_executable(executable, options): - if sys.platform.startswith('java') and is_sh(executable): - # Workaround Jython's sys.executable being a .sh (an invalid - # shebang line interpreter) - if options: - # Can't apply the workaround, leave it broken - log.warn("WARNING: Unable to adapt shebang line for Jython," - " the following script is NOT executable\n" - " see http://bugs.jython.org/issue1112 for" - " more information.") - else: - return '/usr/bin/env %s' % executable - return executable - - -def get_script_args(dist, executable=sys_executable, wininst=False): - """Yield write_script() argument tuples for a distribution's entrypoints""" - spec = str(dist.as_requirement()) - header = get_script_header("", executable, wininst) - for group in 'console_scripts', 'gui_scripts': - for name, ep in dist.get_entry_map(group).items(): - script_text = ( - "# EASY-INSTALL-ENTRY-SCRIPT: %(spec)r,%(group)r,%(name)r\n" - "__requires__ = %(spec)r\n" - "import sys\n" - "from pkg_resources import load_entry_point\n" - "\n" - "if __name__ == '__main__':" - "\n" - " sys.exit(\n" - " load_entry_point(%(spec)r, %(group)r, %(name)r)()\n" - " )\n" - ) % locals() - if sys.platform=='win32' or wininst: - # On Windows/wininst, add a .py extension and an .exe launcher - if group=='gui_scripts': - ext, launcher = '-script.pyw', 'gui.exe' - old = ['.pyw'] - new_header = re.sub('(?i)python.exe','pythonw.exe',header) - else: - ext, launcher = '-script.py', 'cli.exe' - old = ['.py','.pyc','.pyo'] - new_header = re.sub('(?i)pythonw.exe','python.exe',header) - - if os.path.exists(new_header[2:-1]) or sys.platform!='win32': - hdr = new_header - else: - hdr = header - yield (name+ext, hdr+script_text, 't', [name+x for x in old]) - yield ( - name+'.exe', resource_string('setuptools', launcher), - 'b' # write in binary mode - ) - else: - # On other platforms, we assume the right thing to do is to - # just write the stub with no extension. - yield (name, header+script_text) - -def rmtree(path, ignore_errors=False, onerror=auto_chmod): - """Recursively delete a directory tree. - - This code is taken from the Python 2.4 version of 'shutil', because - the 2.3 version doesn't really work right. - """ - if ignore_errors: - def onerror(*args): - pass - elif onerror is None: - def onerror(*args): - raise - names = [] - try: - names = os.listdir(path) - except os.error, err: - onerror(os.listdir, path, sys.exc_info()) - for name in names: - fullname = os.path.join(path, name) - try: - mode = os.lstat(fullname).st_mode - except os.error: - mode = 0 - if stat.S_ISDIR(mode): - rmtree(fullname, ignore_errors, onerror) - else: - try: - os.remove(fullname) - except os.error, err: - onerror(os.remove, fullname, sys.exc_info()) - try: - os.rmdir(path) - except os.error: - onerror(os.rmdir, path, sys.exc_info()) - -def bootstrap(): - # This function is called when setuptools*.egg is run using /bin/sh - import setuptools; argv0 = os.path.dirname(setuptools.__path__[0]) - sys.argv[0] = argv0; sys.argv.append(argv0); main() - -def main(argv=None, **kw): - from setuptools import setup - from setuptools.dist import Distribution - import distutils.core - - USAGE = """\ -usage: %(script)s [options] requirement_or_url ... - or: %(script)s --help -""" - - def gen_usage (script_name): - script = os.path.basename(script_name) - return USAGE % vars() - - def with_ei_usage(f): - old_gen_usage = distutils.core.gen_usage - try: - distutils.core.gen_usage = gen_usage - return f() - finally: - distutils.core.gen_usage = old_gen_usage - - class DistributionWithoutHelpCommands(Distribution): - common_usage = "" - - def _show_help(self,*args,**kw): - with_ei_usage(lambda: Distribution._show_help(self,*args,**kw)) - - def find_config_files(self): - files = Distribution.find_config_files(self) - if 'setup.cfg' in files: - files.remove('setup.cfg') - return files - - if argv is None: - argv = sys.argv[1:] - - with_ei_usage(lambda: - setup( - script_args = ['-q','easy_install', '-v']+argv, - script_name = sys.argv[0] or 'easy_install', - distclass=DistributionWithoutHelpCommands, **kw - ) - ) - - - - |