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ORPA-pyOpenRPA/Resources/WPy64-3720/python-3.7.2.amd64/Lib/site-packages/winpython/wppm.py

759 lines
31 KiB

# -*- coding: utf-8 -*-
#
# Copyright © 2012 Pierre Raybaut
# Licensed under the terms of the MIT License
# (see winpython/__init__.py for details)
"""
WinPython Package Manager
Created on Fri Aug 03 14:32:26 2012
"""
from __future__ import print_function
import os
import os.path as osp
import shutil
import re
import sys
import subprocess
# Local imports
from winpython import utils
from winpython.config import DATA_PATH
from winpython.py3compat import configparser as cp
# from former wppm separate script launcher
from argparse import ArgumentParser
from winpython import py3compat
# Workaround for installing PyVISA on Windows from source:
os.environ['HOME'] = os.environ['USERPROFILE']
# pep503 defines normalized package names: www.python.org/dev/peps/pep-0503
def normalize(name):
return re.sub(r"[-_.]+", "-", name).lower()
def get_package_metadata(database, name):
"""Extract infos (description, url) from the local database"""
# Note: we could use the PyPI database but this has been written on
# machine which is not connected to the internet
db = cp.ConfigParser()
db.readfp(open(osp.join(DATA_PATH, database)))
metadata = dict(description='', url='https://pypi.org/project/' + name)
for key in metadata:
name1 = name.lower()
# wheel replace '-' per '_' in key
for name2 in (name1, name1.split('-')[0], name1.replace('-', '_'),
'-'.join(name1.split('_')), normalize(name)):
try:
metadata[key] = db.get(name2, key)
break
except (cp.NoSectionError, cp.NoOptionError):
pass
return metadata
class BasePackage(object):
def __init__(self, fname):
self.fname = fname
self.name = None
self.version = None
self.architecture = None
self.pyversion = None
self.description = None
self.url = None
def __str__(self):
text = "%s %s" % (self.name, self.version)
pytext = ""
if self.pyversion is not None:
pytext = " for Python %s" % self.pyversion
if self.architecture is not None:
if not pytext:
pytext = " for Python"
pytext += " %dbits" % self.architecture
text += "%s\n%s\nWebsite: %s\n[%s]" % (pytext, self.description,
self.url,
osp.basename(self.fname))
return text
def is_compatible_with(self, distribution):
"""Return True if package is compatible with distribution in terms of
architecture and Python version (if applyable)"""
iscomp = True
if self.architecture is not None:
# Source distributions (not yet supported though)
iscomp = iscomp and self.architecture == distribution.architecture
if self.pyversion is not None:
# Non-pure Python package
iscomp = iscomp and self.pyversion == distribution.version
return iscomp
def extract_optional_infos(self):
"""Extract package optional infos (description, url)
from the package database"""
metadata = get_package_metadata('packages.ini', self.name)
for key, value in list(metadata.items()):
setattr(self, key, value)
class Package(BasePackage):
def __init__(self, fname):
BasePackage.__init__(self, fname)
self.files = []
self.extract_infos()
self.extract_optional_infos()
def extract_infos(self):
"""Extract package infos (name, version, architecture)
from filename (installer basename)"""
bname = osp.basename(self.fname)
if bname.endswith(('32.whl', '64.whl')):
# {name}[-{bloat}]-{version}-{python tag}-{abi tag}-{platform tag}.whl
# ['sounddevice','0.3.5','py2.py3.cp34.cp35','none','win32']
# PyQt5-5.7.1-5.7.1-cp34.cp35.cp36-none-win_amd64.whl
bname2 = bname[:-4].split("-")
self.name = bname2[0]
self.version = '-'.join(list(bname2[1:-3]))
self.pywheel, abi, arch = bname2[-3:]
self.pyversion = None # Let's ignore this self.pywheel
# wheel arch is 'win32' or 'win_amd64'
self.architecture = 32 if arch == 'win32' else 64
return
elif bname.endswith(('.zip', '.tar.gz', '.whl')):
# distutils sdist
infos = utils.get_source_package_infos(bname)
if infos is not None:
self.name, self.version = infos
return
raise NotImplementedError("Not supported package type %s" % bname)
def logpath(self, logdir):
"""Return full log path"""
return osp.join(logdir, osp.basename(self.fname+'.log'))
def save_log(self, logdir):
"""Save log (pickle)"""
header = ['# WPPM package installation log',
'# ',
'# Package: %s v%s' % (self.name, self.version),
'']
open(self.logpath(logdir), 'w').write('\n'.join(header + self.files))
def load_log(self, logdir):
"""Load log (pickle)"""
try:
data = open(self.logpath(logdir), 'U').readlines()
except (IOError, OSError):
data = [] # it can be now ()
self.files = []
for line in data:
relpath = line.strip()
if relpath.startswith('#') or len(relpath) == 0:
continue
self.files.append(relpath)
def remove_log(self, logdir):
"""Remove log (after uninstalling package)"""
try:
os.remove(self.logpath(logdir))
except WindowsError:
pass
class WininstPackage(BasePackage):
def __init__(self, fname, distribution):
BasePackage.__init__(self, fname)
self.logname = None
self.distribution = distribution
self.architecture = distribution.architecture
self.pyversion = distribution.version
self.extract_infos()
self.extract_optional_infos()
def extract_infos(self):
"""Extract package infos (name, version, architecture)"""
match = re.match(r'Remove([a-zA-Z0-9\-\_\.]*)\.exe', self.fname)
if match is None:
return
self.name = match.groups()[0]
self.logname = '%s-wininst.log' % self.name
fd = open(osp.join(self.distribution.target, self.logname), 'U')
searchtxt = 'DisplayName='
for line in fd.readlines():
pos = line.find(searchtxt)
if pos != -1:
break
else:
return
fd.close()
match = re.match(r'Python %s %s-([0-9\.]*)'
% (self.pyversion, self.name),
line[pos+len(searchtxt):])
if match is None:
return
self.version = match.groups()[0]
def uninstall(self):
"""Uninstall package"""
subprocess.call([self.fname, '-u', self.logname],
cwd=self.distribution.target)
class Distribution(object):
# PyQt module is now like :PyQt4-...
NSIS_PACKAGES = ('PyQt4', 'PyQwt', 'PyQt5') # known NSIS packages
def __init__(self, target=None, verbose=False, indent=False):
self.target = target
self.verbose = verbose
self.indent = indent
self.logdir = None
# if no target path given, take the current python interpreter one
if self.target is None:
self.target = os.path.dirname(sys.executable)
self.init_log_dir()
self.to_be_removed = [] # list of directories to be removed later
self.version, self.architecture = utils.get_python_infos(target)
def clean_up(self):
"""Remove directories which couldn't be removed when building"""
for path in self.to_be_removed:
try:
shutil.rmtree(path, onerror=utils.onerror)
except WindowsError:
print("Directory %s could not be removed" % path,
file=sys.stderr)
def remove_directory(self, path):
"""Try to remove directory -- on WindowsError, remove it later"""
try:
shutil.rmtree(path)
except WindowsError:
self.to_be_removed.append(path)
def init_log_dir(self):
"""Init log path"""
path = osp.join(self.target, 'Logs')
if not osp.exists(path):
os.mkdir(path)
self.logdir = path
def copy_files(self, package, targetdir,
srcdir, dstdir, create_bat_files=False):
"""Add copy task"""
srcdir = osp.join(targetdir, srcdir)
if not osp.isdir(srcdir):
return
offset = len(srcdir)+len(os.pathsep)
for dirpath, dirnames, filenames in os.walk(srcdir):
for dname in dirnames:
t_dname = osp.join(dirpath, dname)[offset:]
src = osp.join(srcdir, t_dname)
dst = osp.join(dstdir, t_dname)
if self.verbose:
print("mkdir: %s" % dst)
full_dst = osp.join(self.target, dst)
if not osp.exists(full_dst):
os.mkdir(full_dst)
package.files.append(dst)
for fname in filenames:
t_fname = osp.join(dirpath, fname)[offset:]
src = osp.join(srcdir, t_fname)
if dirpath.endswith('_system32'):
# Files that should be copied in %WINDIR%\system32
dst = fname
else:
dst = osp.join(dstdir, t_fname)
if self.verbose:
print("file: %s" % dst)
full_dst = osp.join(self.target, dst)
shutil.move(src, full_dst)
package.files.append(dst)
name, ext = osp.splitext(dst)
if create_bat_files and ext in ('', '.py'):
dst = name + '.bat'
if self.verbose:
print("file: %s" % dst)
full_dst = osp.join(self.target, dst)
fd = open(full_dst, 'w')
fd.write("""@echo off
python "%~dpn0""" + ext + """" %*""")
fd.close()
package.files.append(dst)
def create_file(self, package, name, dstdir, contents):
"""Generate data file -- path is relative to distribution root dir"""
dst = osp.join(dstdir, name)
if self.verbose:
print("create: %s" % dst)
full_dst = osp.join(self.target, dst)
open(full_dst, 'w').write(contents)
package.files.append(dst)
def get_installed_packages(self):
"""Return installed packages"""
# Packages installed with WPPM
wppm = [Package(logname[:-4]) for logname in os.listdir(self.logdir)
if '.whl.log' not in logname ]
# Packages installed with distutils wininst
wininst = []
for name in os.listdir(self.target):
if name.startswith('Remove') and name.endswith('.exe'):
try:
pack = WininstPackage(name, self)
except IOError:
continue
if pack.name is not None and pack.version is not None:
wininst.append(pack)
# Include package installed via pip (not via WPPM)
try:
if os.path.dirname(sys.executable) == self.target:
# direct way: we interrogate ourself, using official API
import pkg_resources, imp
imp.reload(pkg_resources)
pip_list = [(i.key, i.version)
for i in pkg_resources.working_set]
else:
# indirect way: we interrogate something else
cmdx=[osp.join(self.target, 'python.exe'), '-c',
"import pip;from pip._internal.utils.misc import get_installed_distributions as pip_get_installed_distributions ;print('+!+'.join(['%s@+@%s@+@' % (i.key,i.version) for i in pip_get_installed_distributions()]))"]
p = subprocess.Popen(cmdx, shell=True, stdout=subprocess.PIPE,
cwd=self.target)
stdout, stderr = p.communicate()
start_at = 2 if sys.version_info >= (3,0) else 0
pip_list = [line.split("@+@")[:2] for line in
("%s" % stdout)[start_at:].split("+!+")]
# create pip package list
wppip = [Package('%s-%s-py2.py3-none-any.whl' %
(i[0].replace('-', '_').lower(), i[1])) for i in pip_list]
# pip package version is supposed better
already = set(b.name.replace('-', '_') for b in wppip+wininst)
wppm = wppip + [i for i in wppm
if i.name.replace('-', '_').lower() not in already]
except:
pass
return sorted(wppm + wininst, key=lambda tup: tup.name.lower())
def find_package(self, name):
"""Find installed package"""
for pack in self.get_installed_packages():
if normalize(pack.name) == normalize(name):
return pack
def uninstall_existing(self, package):
"""Uninstall existing package (or package name)"""
if isinstance(package ,str):
pack = self.find_package(package)
else:
pack = self.find_package(package.name)
if pack is not None:
self.uninstall(pack)
def patch_all_shebang(self, to_movable=True, max_exe_size=999999, targetdir=""):
"""make all python launchers relatives"""
import glob
import os
for ffname in glob.glob(r'%s\Scripts\*.exe' % self.target):
size = os.path.getsize(ffname)
if size <= max_exe_size:
utils.patch_shebang_line(ffname, to_movable=to_movable,
targetdir=targetdir)
for ffname in glob.glob(r'%s\Scripts\*.py' % self.target):
utils.patch_shebang_line_py(ffname, to_movable=to_movable,
targetdir=targetdir)
def install(self, package, install_options=None):
"""Install package in distribution"""
assert package.is_compatible_with(self)
tmp_fname = None
# wheel addition
if package.fname.endswith(('.whl', '.tar.gz', '.zip')):
self.install_bdist_direct(package, install_options=install_options)
bname = osp.basename(package.fname)
if bname.endswith('.exe'):
if re.match(r'(' + ('|'.join(self.NSIS_PACKAGES)) + r')-', bname):
self.install_nsis_package(package)
else:
self.install_bdist_wininst(package)
elif bname.endswith('.msi'):
self.install_bdist_msi(package)
self.handle_specific_packages(package)
# minimal post-install actions
self.patch_standard_packages(package.name)
if not package.fname.endswith(('.whl', '.tar.gz', '.zip')):
package.save_log(self.logdir)
if tmp_fname is not None:
os.remove(tmp_fname)
def do_pip_action(self, actions=None, install_options=None):
"""Do pip action in a distribution"""
my_list = install_options
if my_list is None:
my_list = []
my_actions = actions
if my_actions is None:
my_actions = []
executing = osp.join(self.target, '..', 'scripts', 'env.bat')
if osp.isfile(executing):
complement = [r'&&' , 'cd' , '/D', self.target,
r'&&', osp.join(self.target, 'python.exe') ]
complement += [ '-m', 'pip']
else:
executing = osp.join(self.target, 'python.exe')
complement = [ '-m', 'pip']
try:
fname = utils.do_script(this_script=None,
python_exe=executing,
architecture=self.architecture, verbose=self.verbose,
install_options=complement + my_actions + my_list)
except RuntimeError:
if not self.verbose:
print("Failed!")
raise
def patch_standard_packages(self, package_name='', to_movable=True):
"""patch Winpython packages in need"""
import filecmp
# 'pywin32' minimal post-install (pywin32_postinstall.py do too much)
if package_name.lower() == "pywin32" or package_name == '':
origin = self.target + (r"\Lib\site-packages\pywin32_system32")
destin = self.target
if osp.isdir(origin):
for name in os.listdir(origin):
here, there = osp.join(origin, name), osp.join(destin, name)
if (not os.path.exists(there) or
not filecmp.cmp(here, there)):
shutil.copyfile(here, there)
# 'pip' to do movable launchers (around line 100) !!!!
# rational: https://github.com/pypa/pip/issues/2328
if package_name.lower() == "pip" or package_name == '':
# ensure pip will create movable launchers
# sheb_mov1 = classic way up to WinPython 2016-01
# sheb_mov2 = tried way, but doesn't work for pip (at least)
sheb_fix = " executable = get_executable()"
sheb_mov1 = " executable = os.path.join(os.path.basename(get_executable()))"
sheb_mov2 = " executable = os.path.join('..',os.path.basename(get_executable()))"
if to_movable:
utils.patch_sourcefile(self.target +
r"\Lib\site-packages\pip\_vendor\distlib\scripts.py",
sheb_fix, sheb_mov1)
utils.patch_sourcefile(self.target +
r"\Lib\site-packages\pip\_vendor\distlib\scripts.py",
sheb_mov2, sheb_mov1)
else:
utils.patch_sourcefile(self.target +
r"\Lib\site-packages\pip\_vendor\distlib\scripts.py",
sheb_mov1, sheb_fix)
utils.patch_sourcefile(self.target +
r"\Lib\site-packages\pip\_vendor\distlib\scripts.py",
sheb_mov2, sheb_fix)
# ensure pip wheel will register relative PATH in 'RECORD' files
# will be in standard pip 8.0.3
utils.patch_sourcefile(
self.target + (
r"\Lib\site-packages\pip\wheel.py"),
" writer.writerow((f, h, l))",
" writer.writerow((normpath(f, lib_dir), h, l))")
# create movable launchers for previous package installations
self.patch_all_shebang(to_movable=to_movable)
if package_name.lower() == "spyder" or package_name == '':
# spyder don't goes on internet without I ask
utils.patch_sourcefile(
self.target + (
r"\Lib\site-packages\spyderlib\config\main.py"),
"'check_updates_on_startup': True,",
"'check_updates_on_startup': False,")
utils.patch_sourcefile(
self.target + (
r"\Lib\site-packages\spyder\config\main.py"),
"'check_updates_on_startup': True,",
"'check_updates_on_startup': False,")
utils.patch_sourcefile(
self.target + (
r"\Lib\site-packages\spyder\config\main.py"),
"'icon_theme': 'spyder 3'",
"'icon_theme': 'spyder 2'")
# workaround bad installers
if package_name.lower() == "numba":
self.create_pybat(['numba', 'pycc'])
else:
self.create_pybat(package_name.lower())
def create_pybat(self, names='', contents=r"""@echo off
..\python "%~dpn0" %*"""):
"""Create launcher batch script when missing"""
scriptpy = osp.join(self.target, 'Scripts') # std Scripts of python
if not list(names) == names:
my_list = [f for f in os.listdir(scriptpy) if '.' not in f
and f.startswith(names)]
else:
my_list = names
for name in my_list:
if osp.isdir(scriptpy) and osp.isfile(osp.join(scriptpy, name)):
if (not osp.isfile(osp.join(scriptpy, name + '.exe')) and
not osp.isfile(osp.join(scriptpy, name + '.bat'))):
fd = open(osp.join(scriptpy, name + '.bat'), 'w')
fd.write(contents)
fd.close()
def handle_specific_packages(self, package):
"""Packages requiring additional configuration"""
if package.name.lower() in ('pyqt4', 'pyqt5', 'pyside2'):
# Qt configuration file (where to find Qt)
name = 'qt.conf'
contents = """[Paths]
Prefix = .
Binaries = ."""
self.create_file(package, name,
osp.join('Lib', 'site-packages', package.name),
contents)
self.create_file(package, name, '.',
contents.replace('.', './Lib/site-packages/%s' % package.name))
# pyuic script
if package.name.lower() == 'pyqt5':
# see http://code.activestate.com/lists/python-list/666469/
tmp_string = r'''@echo off
if "%WINPYDIR%"=="" call "%~dp0..\..\scripts\env.bat"
"%WINPYDIR%\python.exe" -m PyQt5.uic.pyuic %1 %2 %3 %4 %5 %6 %7 %8 %9'''
else:
tmp_string = r'''@echo off
if "%WINPYDIR%"=="" call "%~dp0..\..\scripts\env.bat"
"%WINPYDIR%\python.exe" "%WINPYDIR%\Lib\site-packages\package.name\uic\pyuic.py" %1 %2 %3 %4 %5 %6 %7 %8 %9'''
self.create_file(package, 'pyuic%s.bat' % package.name[-1],
'Scripts', tmp_string.replace('package.name', package.name))
# Adding missing __init__.py files (fixes Issue 8)
uic_path = osp.join('Lib', 'site-packages', package.name, 'uic')
for dirname in ('Loader', 'port_v2', 'port_v3'):
self.create_file(package, '__init__.py',
osp.join(uic_path, dirname), '')
def _print(self, package, action):
"""Print package-related action text (e.g. 'Installing')
indicating progress"""
text = " ".join([action, package.name, package.version])
if self.verbose:
utils.print_box(text)
else:
if self.indent:
text = (' '*4) + text
print(text + '...', end=" ")
def _print_done(self):
"""Print OK at the end of a process"""
if not self.verbose:
print("OK")
def uninstall(self, package):
"""Uninstall package from distribution"""
self._print(package, "Uninstalling")
if isinstance(package, WininstPackage):
package.uninstall()
package.remove_log(self.logdir)
elif not package.name == 'pip':
# trick to get true target (if not current)
this_executable_path = os.path.dirname(self.logdir)
subprocess.call([this_executable_path + r'\python.exe',
'-m', 'pip', 'uninstall', package.name, '-y'],
cwd=this_executable_path)
# legacy, if some package installed by old non-pip means
package.load_log(self.logdir)
for fname in reversed(package.files):
path = osp.join(self.target, fname)
if osp.isfile(path):
if self.verbose:
print("remove: %s" % fname)
os.remove(path)
if fname.endswith('.py'):
for suffix in ('c', 'o'):
if osp.exists(path+suffix):
if self.verbose:
print("remove: %s" % (fname+suffix))
os.remove(path+suffix)
elif osp.isdir(path):
if self.verbose:
print("rmdir: %s" % fname)
pycache = osp.join(path, '__pycache__')
if osp.exists(pycache):
try:
shutil.rmtree(pycache, onerror=utils.onerror)
if self.verbose:
print("rmtree: %s" % pycache)
except WindowsError:
print("Directory %s could not be removed"
% pycache, file=sys.stderr)
try:
os.rmdir(path)
except OSError:
if self.verbose:
print("unable to remove directory: %s" % fname,
file=sys.stderr)
else:
if self.verbose:
print("file not found: %s" % fname, file=sys.stderr)
package.remove_log(self.logdir)
self._print_done()
def install_bdist_wininst(self, package):
"""Install a distutils package built with the bdist_wininst option
(binary distribution, .exe file)"""
self._print(package, "Extracting")
targetdir = utils.extract_archive(package.fname)
self._print_done()
self._print(package, "Installing %s from " % targetdir)
self.copy_files(package, targetdir, 'PURELIB',
osp.join('Lib', 'site-packages'))
self.copy_files(package, targetdir, 'PLATLIB',
osp.join('Lib', 'site-packages'))
self.copy_files(package, targetdir, 'SCRIPTS', 'Scripts',
create_bat_files=True)
self.copy_files(package, targetdir, 'DLLs', 'DLLs')
self.copy_files(package, targetdir, 'DATA', '.')
self._print_done()
def install_bdist_direct(self, package, install_options=None):
"""Install a package directly !"""
self._print(package, "Installing %s" % package.fname.split(".")[-1])
# targetdir = utils.extract_msi(package.fname, targetdir=self.target)
try:
fname = utils.direct_pip_install(package.fname,
python_exe=osp.join(self.target, 'python.exe'),
architecture=self.architecture, verbose=self.verbose,
install_options=install_options)
except RuntimeError:
if not self.verbose:
print("Failed!")
raise
package = Package(fname)
self._print_done()
def install_script(self, script, install_options=None):
try:
fname = utils.do_script(script,
python_exe=osp.join(self.target, 'python.exe'),
architecture=self.architecture, verbose=self.verbose,
install_options=install_options)
except RuntimeError:
if not self.verbose:
print("Failed!")
raise
def install_bdist_msi(self, package):
"""Install a distutils package built with the bdist_msi option
(binary distribution, .msi file)"""
raise NotImplementedError
# self._print(package, "Extracting")
# targetdir = utils.extract_msi(package.fname, targetdir=self.target)
# self._print_done()
def install_nsis_package(self, package):
"""Install a Python package built with NSIS (e.g. PyQt or PyQwt)
(binary distribution, .exe file)"""
bname = osp.basename(package.fname)
assert bname.startswith(self.NSIS_PACKAGES)
self._print(package, "Extracting")
targetdir = utils.extract_exe(package.fname)
self._print_done()
self._print(package, "Installing")
self.copy_files(package, targetdir, 'Lib', 'Lib')
if bname.startswith('PyQt5'):
# PyQt5
outdir = osp.join('Lib', 'site-packages', 'PyQt5')
elif bname.startswith('PyQt'):
# PyQt4
outdir = osp.join('Lib', 'site-packages', 'PyQt4')
else:
# Qwt5
outdir = osp.join('Lib', 'site-packages', 'PyQt4', 'Qwt5')
self.copy_files(package, targetdir, '$_OUTDIR', outdir)
self._print_done()
def main(test=False):
if test:
sbdir = osp.join(osp.dirname(__file__),
os.pardir, os.pardir, os.pardir, 'sandbox')
tmpdir = osp.join(sbdir, 'tobedeleted')
# fname = osp.join(tmpdir, 'scipy-0.10.1.win-amd64-py2.7.exe')
fname = osp.join(sbdir, 'VTK-5.10.0-Qt-4.7.4.win32-py2.7.exe')
print(Package(fname))
sys.exit()
target = osp.join(utils.BASE_DIR, 'build',
'winpython-2.7.3', 'python-2.7.3')
fname = osp.join(utils.BASE_DIR, 'packages.src', 'docutils-0.9.1.tar.gz')
dist = Distribution(target, verbose=True)
pack = Package(fname)
print(pack.description)
# dist.install(pack)
# dist.uninstall(pack)
else:
parser = ArgumentParser(description="WinPython Package Manager: install, "\
"uninstall or upgrade Python packages on a Windows "\
"Python distribution like WinPython.")
parser.add_argument('fname', metavar='package',
type=str if py3compat.PY3 else unicode,
help='path to a Python package')
parser.add_argument('-t', '--target', dest='target', default=sys.prefix,
help='path to target Python distribution '\
'(default: "%s")' % sys.prefix)
parser.add_argument('-i', '--install', dest='install',
action='store_const', const=True, default=False,
help='install package (this is the default action)')
parser.add_argument('-u', '--uninstall', dest='uninstall',
action='store_const', const=True, default=False,
help='uninstall package')
args = parser.parse_args()
if args.install and args.uninstall:
raise RuntimeError("Incompatible arguments: --install and --uninstall")
if not args.install and not args.uninstall:
args.install = True
if not osp.isfile(args.fname) and args.install:
raise IOError("File not found: %s" % args.fname)
if utils.is_python_distribution(args.target):
dist = Distribution(args.target)
try:
if args.uninstall:
package = dist.find_package(args.fname)
dist.uninstall(package)
else:
package = Package(args.fname)
if args.install and package.is_compatible_with(dist):
dist.install(package)
else:
raise RuntimeError("Package is not compatible with Python "\
"%s %dbit" % (dist.version, dist.architecture))
except NotImplementedError:
raise RuntimeError("Package is not (yet) supported by WPPM")
else:
raise WindowsError("Invalid Python distribution %s" % args.target)
if __name__ == '__main__':
main()