def _patch_pyimport(fspath, **kwargs):
ext_suffix = sysconfig.get_config_var("EXT_SUFFIX")
# XXX EXT_SUFFIX is None for pypy (python2.7)
if ext_suffix is None and '.pypy' not in fspath.basename:
return fspath.pyimport(**kwargs)
else:
# XXX EXT_SUFFIX is None for pypy (python2.7)
if '.pypy' in fspath.basename:
ext_suffix = fspath.ext
basename = fspath.basename.split('.')[0]
fspath = fspath.new(purebasename=basename, ext=fspath.ext)
pkgroot = fspath.dirpath()
fspath._ensuresyspath(True, pkgroot)
names = fspath.relto(pkgroot).split(fspath.sep)
modname = ".".join(names).replace(ext_suffix, "")
__import__(modname)
return sys.modules[modname]
python类get_config_var()的实例源码
def _load_preload_lib():
"""profiling won't work if the library isn't preloaded using LD_PRELOAD,
but we ensure it's loaded anyway so that we can import the cython
extension and call its functions still - otherwise it won't import since
it has not been linked to the preload library."""
import os
import ctypes
from distutils.sysconfig import get_config_var
this_dir = os.path.dirname(os.path.realpath(__file__))
so_name = os.path.join(this_dir, 'preload')
ext_suffix = get_config_var('EXT_SUFFIX')
if ext_suffix is not None:
so_name += ext_suffix
else:
so_name += '.so'
import sys
ctypes.CDLL(so_name, ctypes.RTLD_GLOBAL)
return so_name
def get_ext_filename(self, fullname):
filename = _build_ext.get_ext_filename(self, fullname)
if fullname in self.ext_map:
ext = self.ext_map[fullname]
use_abi3 = (
six.PY3
and getattr(ext, 'py_limited_api')
and get_abi3_suffix()
)
if use_abi3:
so_ext = get_config_var('EXT_SUFFIX')
filename = filename[:-len(so_ext)]
filename = filename + get_abi3_suffix()
if isinstance(ext, Library):
fn, ext = os.path.splitext(filename)
return self.shlib_compiler.library_filename(fn, libtype)
elif use_stubs and ext._links_to_dynamic:
d, fn = os.path.split(filename)
return os.path.join(d, 'dl-' + fn)
return filename
def get_tests(config={}):
tests = []
tests += list_test_cases(RSATest)
try:
from Crypto.PublicKey import _fastmath
tests += list_test_cases(RSAFastMathTest)
except ImportError:
from distutils.sysconfig import get_config_var
import inspect
_fm_path = os.path.normpath(os.path.dirname(os.path.abspath(
inspect.getfile(inspect.currentframe())))
+"/../../PublicKey/_fastmath"+get_config_var("SO"))
if os.path.exists(_fm_path):
raise ImportError("While the _fastmath module exists, importing "+
"it failed. This may point to the gmp or mpir shared library "+
"not being in the path. _fastmath was found at "+_fm_path)
if config.get('slow_tests',1):
tests += list_test_cases(RSASlowMathTest)
return tests
def get_tests(config={}):
tests = []
tests += list_test_cases(DSATest)
try:
from Crypto.PublicKey import _fastmath
tests += list_test_cases(DSAFastMathTest)
except ImportError:
from distutils.sysconfig import get_config_var
import inspect
_fm_path = os.path.normpath(os.path.dirname(os.path.abspath(
inspect.getfile(inspect.currentframe())))
+"/../../PublicKey/_fastmath"+get_config_var("SO"))
if os.path.exists(_fm_path):
raise ImportError("While the _fastmath module exists, importing "+
"it failed. This may point to the gmp or mpir shared library "+
"not being in the path. _fastmath was found at "+_fm_path)
tests += list_test_cases(DSASlowMathTest)
return tests
def run(argv=sys.argv):
log.startLogging(file('tkunzip.log', 'w'))
opt=TkunzipOptions()
try:
opt.parseOptions(argv[1:])
except usage.UsageError, e:
print str(opt)
print str(e)
sys.exit(1)
if opt['use-console']:
# this should come before shell-exec to prevent infinite loop
return doItConsolicious(opt)
if opt['shell-exec'] or not 'Tkinter' in sys.modules:
from distutils import sysconfig
from twisted.scripts import tkunzip
myfile=tkunzip.__file__
exe=os.path.join(sysconfig.get_config_var('prefix'), 'python.exe')
return os.system('%s %s --use-console %s' % (exe, myfile,
' '.join(argv[1:])))
return doItTkinterly(opt)
def test_sysconfig_compiler_vars(self):
# On OS X, binary installers support extension module building on
# various levels of the operating system with differing Xcode
# configurations. This requires customization of some of the
# compiler configuration directives to suit the environment on
# the installed machine. Some of these customizations may require
# running external programs and, so, are deferred until needed by
# the first extension module build. With Python 3.3, only
# the Distutils version of sysconfig is used for extension module
# builds, which happens earlier in the Distutils tests. This may
# cause the following tests to fail since no tests have caused
# the global version of sysconfig to call the customization yet.
# The solution for now is to simply skip this test in this case.
# The longer-term solution is to only have one version of sysconfig.
import sysconfig as global_sysconfig
if sysconfig.get_config_var('CUSTOMIZED_OSX_COMPILER'):
self.skipTest('compiler flags customized')
self.assertEqual(global_sysconfig.get_config_var('LDSHARED'), sysconfig.get_config_var('LDSHARED'))
self.assertEqual(global_sysconfig.get_config_var('CC'), sysconfig.get_config_var('CC'))
def get_sdk_level():
cflags = get_config_var('CFLAGS')
cflags = shlex.split(cflags)
for i, val in enumerate(cflags):
if val == '-isysroot':
sdk = cflags[i+1]
break
else:
return None
if sdk == '/':
return get_os_level()
sdk = os.path.basename(sdk)
assert sdk.startswith('MacOSX')
assert sdk.endswith('.sdk')
return sdk[6:-4]
def get_tests(config={}):
tests = []
tests += list_test_cases(RSATest)
try:
from Crypto.PublicKey import _fastmath
tests += list_test_cases(RSAFastMathTest)
except ImportError:
from distutils.sysconfig import get_config_var
import inspect
_fm_path = os.path.normpath(os.path.dirname(os.path.abspath(
inspect.getfile(inspect.currentframe())))
+"/../../PublicKey/_fastmath"+get_config_var("SO"))
if os.path.exists(_fm_path):
raise ImportError("While the _fastmath module exists, importing "+
"it failed. This may point to the gmp or mpir shared library "+
"not being in the path. _fastmath was found at "+_fm_path)
if config.get('slow_tests',1):
tests += list_test_cases(RSASlowMathTest)
return tests
def get_tests(config={}):
tests = []
tests += list_test_cases(DSATest)
try:
from Crypto.PublicKey import _fastmath
tests += list_test_cases(DSAFastMathTest)
except ImportError:
from distutils.sysconfig import get_config_var
import inspect
_fm_path = os.path.normpath(os.path.dirname(os.path.abspath(
inspect.getfile(inspect.currentframe())))
+"/../../PublicKey/_fastmath"+get_config_var("SO"))
if os.path.exists(_fm_path):
raise ImportError("While the _fastmath module exists, importing "+
"it failed. This may point to the gmp or mpir shared library "+
"not being in the path. _fastmath was found at "+_fm_path)
tests += list_test_cases(DSASlowMathTest)
return tests
def get_tests(config={}):
tests = []
tests += list_test_cases(RSATest)
try:
from Crypto.PublicKey import _fastmath
tests += list_test_cases(RSAFastMathTest)
except ImportError:
from distutils.sysconfig import get_config_var
import inspect
_fm_path = os.path.normpath(os.path.dirname(os.path.abspath(
inspect.getfile(inspect.currentframe())))
+"/../../PublicKey/_fastmath"+get_config_var("SO"))
if os.path.exists(_fm_path):
raise ImportError("While the _fastmath module exists, importing "+
"it failed. This may point to the gmp or mpir shared library "+
"not being in the path. _fastmath was found at "+_fm_path)
if config.get('slow_tests',1):
tests += list_test_cases(RSASlowMathTest)
return tests
def get_tests(config={}):
tests = []
tests += list_test_cases(DSATest)
try:
from Crypto.PublicKey import _fastmath
tests += list_test_cases(DSAFastMathTest)
except ImportError:
from distutils.sysconfig import get_config_var
import inspect
_fm_path = os.path.normpath(os.path.dirname(os.path.abspath(
inspect.getfile(inspect.currentframe())))
+"/../../PublicKey/_fastmath"+get_config_var("SO"))
if os.path.exists(_fm_path):
raise ImportError("While the _fastmath module exists, importing "+
"it failed. This may point to the gmp or mpir shared library "+
"not being in the path. _fastmath was found at "+_fm_path)
tests += list_test_cases(DSASlowMathTest)
return tests
def get_tests(config={}):
tests = []
tests += list_test_cases(RSATest)
try:
from Crypto.PublicKey import _fastmath
tests += list_test_cases(RSAFastMathTest)
except ImportError:
from distutils.sysconfig import get_config_var
import inspect
_fm_path = os.path.normpath(os.path.dirname(os.path.abspath(
inspect.getfile(inspect.currentframe())))
+"/../../PublicKey/_fastmath"+get_config_var("SO"))
if os.path.exists(_fm_path):
raise ImportError("While the _fastmath module exists, importing "+
"it failed. This may point to the gmp or mpir shared library "+
"not being in the path. _fastmath was found at "+_fm_path)
if config.get('slow_tests',1):
tests += list_test_cases(RSASlowMathTest)
return tests
def get_tests(config={}):
tests = []
tests += list_test_cases(DSATest)
try:
from Crypto.PublicKey import _fastmath
tests += list_test_cases(DSAFastMathTest)
except ImportError:
from distutils.sysconfig import get_config_var
import inspect
_fm_path = os.path.normpath(os.path.dirname(os.path.abspath(
inspect.getfile(inspect.currentframe())))
+"/../../PublicKey/_fastmath"+get_config_var("SO"))
if os.path.exists(_fm_path):
raise ImportError("While the _fastmath module exists, importing "+
"it failed. This may point to the gmp or mpir shared library "+
"not being in the path. _fastmath was found at "+_fm_path)
tests += list_test_cases(DSASlowMathTest)
return tests
def get_tests(config={}):
tests = []
tests += list_test_cases(RSATest)
try:
from Crypto.PublicKey import _fastmath
tests += list_test_cases(RSAFastMathTest)
except ImportError:
from distutils.sysconfig import get_config_var
import inspect
_fm_path = os.path.normpath(os.path.dirname(os.path.abspath(
inspect.getfile(inspect.currentframe())))
+"/../../PublicKey/_fastmath"+get_config_var("SO"))
if os.path.exists(_fm_path):
raise ImportError("While the _fastmath module exists, importing "+
"it failed. This may point to the gmp or mpir shared library "+
"not being in the path. _fastmath was found at "+_fm_path)
if config.get('slow_tests',1):
tests += list_test_cases(RSASlowMathTest)
return tests
def get_tests(config={}):
tests = []
tests += list_test_cases(DSATest)
try:
from Crypto.PublicKey import _fastmath
tests += list_test_cases(DSAFastMathTest)
except ImportError:
from distutils.sysconfig import get_config_var
import inspect
_fm_path = os.path.normpath(os.path.dirname(os.path.abspath(
inspect.getfile(inspect.currentframe())))
+"/../../PublicKey/_fastmath"+get_config_var("SO"))
if os.path.exists(_fm_path):
raise ImportError("While the _fastmath module exists, importing "+
"it failed. This may point to the gmp or mpir shared library "+
"not being in the path. _fastmath was found at "+_fm_path)
tests += list_test_cases(DSASlowMathTest)
return tests
def get_ext_filename(self, fullname):
filename = _build_ext.get_ext_filename(self, fullname)
if fullname in self.ext_map:
ext = self.ext_map[fullname]
use_abi3 = (
six.PY3
and getattr(ext, 'py_limited_api')
and get_abi3_suffix()
)
if use_abi3:
so_ext = get_config_var('EXT_SUFFIX')
filename = filename[:-len(so_ext)]
filename = filename + get_abi3_suffix()
if isinstance(ext, Library):
fn, ext = os.path.splitext(filename)
return self.shlib_compiler.library_filename(fn, libtype)
elif use_stubs and ext._links_to_dynamic:
d, fn = os.path.split(filename)
return os.path.join(d, 'dl-' + fn)
return filename
def get_config_var(var):
try:
return sysconfig.get_config_var(var)
except IOError as e: # Issue #1074
warnings.warn("{0}".format(e), RuntimeWarning)
return None
def get_impl_ver():
"""Return implementation version."""
impl_ver = get_config_var("py_version_nodot")
if not impl_ver or get_abbr_impl() == 'pp':
impl_ver = ''.join(map(str, get_impl_version_info()))
return impl_ver
def get_flag(var, fallback, expected=True, warn=True):
"""Use a fallback method for determining SOABI flags if the needed config
var is unset or unavailable."""
val = get_config_var(var)
if val is None:
if warn:
logger.debug("Config variable '%s' is unset, Python ABI tag may "
"be incorrect", var)
return fallback()
return val == expected
def get_abi_tag():
"""Return the ABI tag based on SOABI (if available) or emulate SOABI
(CPython 2, PyPy)."""
soabi = get_config_var('SOABI')
impl = get_abbr_impl()
if not soabi and impl in ('cp', 'pp') and hasattr(sys, 'maxunicode'):
d = ''
m = ''
u = ''
if get_flag('Py_DEBUG',
lambda: hasattr(sys, 'gettotalrefcount'),
warn=(impl == 'cp')):
d = 'd'
if get_flag('WITH_PYMALLOC',
lambda: impl == 'cp',
warn=(impl == 'cp')):
m = 'm'
if get_flag('Py_UNICODE_SIZE',
lambda: sys.maxunicode == 0x10ffff,
expected=4,
warn=(impl == 'cp' and
sys.version_info < (3, 3))) \
and sys.version_info < (3, 3):
u = 'u'
abi = '%s%s%s%s%s' % (impl, get_impl_ver(), d, m, u)
elif soabi and soabi.startswith('cpython-'):
abi = 'cp' + soabi.split('-')[1]
elif soabi:
abi = soabi.replace('.', '_').replace('-', '_')
else:
abi = None
return abi
def get_config_var(var):
try:
return sysconfig.get_config_var(var)
except IOError as e: # pip Issue #1074
warnings.warn("{0}".format(e), RuntimeWarning)
return None
def get_flag(var, fallback, expected=True, warn=True):
"""Use a fallback method for determining SOABI flags if the needed config
var is unset or unavailable."""
val = get_config_var(var)
if val is None:
if warn:
warnings.warn("Config variable '{0}' is unset, Python ABI tag may "
"be incorrect".format(var), RuntimeWarning, 2)
return fallback()
return val == expected
def get_abi_tag():
"""Return the ABI tag based on SOABI (if available) or emulate SOABI
(CPython 2, PyPy)."""
soabi = get_config_var('SOABI')
impl = get_abbr_impl()
if not soabi and impl in ('cp', 'pp') and hasattr(sys, 'maxunicode'):
d = ''
m = ''
u = ''
if get_flag('Py_DEBUG',
lambda: hasattr(sys, 'gettotalrefcount'),
warn=(impl == 'cp')):
d = 'd'
if get_flag('WITH_PYMALLOC',
lambda: impl == 'cp',
warn=(impl == 'cp')):
m = 'm'
if get_flag('Py_UNICODE_SIZE',
lambda: sys.maxunicode == 0x10ffff,
expected=4,
warn=(impl == 'cp' and
sys.version_info < (3, 3))) \
and sys.version_info < (3, 3):
u = 'u'
abi = '%s%s%s%s%s' % (impl, get_impl_ver(), d, m, u)
elif soabi and soabi.startswith('cpython-'):
abi = 'cp' + soabi.split('-')[1]
elif soabi:
abi = soabi.replace('.', '_').replace('-', '_')
else:
abi = None
return abi
def _get_config_var_837(name):
"""
In https://github.com/pypa/setuptools/pull/837, we discovered
Python 3.3.0 exposes the extension suffix under the name 'SO'.
"""
if sys.version_info < (3, 3, 1):
name = 'SO'
return get_config_var(name)
def pytest_collect_file(path, parent):
bin_exts = ['.so']
cy_exts = ['.pyx', '.py'] # collect .so files if .py file exists
ext_suffix = sysconfig.get_config_var("EXT_SUFFIX")
config = parent.config
if path.ext in bin_exts:
if config.getoption('--doctest-cython'):
if ext_suffix is None:
bin_file = path
# XXX EXT_SUFFIX is None for pypy (python2.7)
if '.pypy' in path.basename:
basename = path.basename.split('.')[0]
bin_file = path.new(purebasename=basename, ext=path.ext)
else:
basename = path.basename.replace(ext_suffix, "")
bin_file = path.new(purebasename=basename, ext=path.ext)
pyx_file = _find_matching_pyx_file(bin_file, cy_exts)
# only run test if matching .so and .pyx files exist
# create addoption for this ??
if pyx_file is not None:
return DoctestModule(path, parent)
# XXX patch pyimport to support PEP 3149
def get_config_var(var):
try:
return sysconfig.get_config_var(var)
except IOError as e: # Issue #1074
warnings.warn("{0}".format(e), RuntimeWarning)
return None
def get_impl_ver():
"""Return implementation version."""
impl_ver = get_config_var("py_version_nodot")
if not impl_ver or get_abbr_impl() == 'pp':
impl_ver = ''.join(map(str, get_impl_version_info()))
return impl_ver
def get_flag(var, fallback, expected=True, warn=True):
"""Use a fallback method for determining SOABI flags if the needed config
var is unset or unavailable."""
val = get_config_var(var)
if val is None:
if warn:
logger.debug("Config variable '%s' is unset, Python ABI tag may "
"be incorrect", var)
return fallback()
return val == expected
def get_abi_tag():
"""Return the ABI tag based on SOABI (if available) or emulate SOABI
(CPython 2, PyPy)."""
soabi = get_config_var('SOABI')
impl = get_abbr_impl()
if not soabi and impl in ('cp', 'pp') and hasattr(sys, 'maxunicode'):
d = ''
m = ''
u = ''
if get_flag('Py_DEBUG',
lambda: hasattr(sys, 'gettotalrefcount'),
warn=(impl == 'cp')):
d = 'd'
if get_flag('WITH_PYMALLOC',
lambda: impl == 'cp',
warn=(impl == 'cp')):
m = 'm'
if get_flag('Py_UNICODE_SIZE',
lambda: sys.maxunicode == 0x10ffff,
expected=4,
warn=(impl == 'cp' and
sys.version_info < (3, 3))) \
and sys.version_info < (3, 3):
u = 'u'
abi = '%s%s%s%s%s' % (impl, get_impl_ver(), d, m, u)
elif soabi and soabi.startswith('cpython-'):
abi = 'cp' + soabi.split('-')[1]
elif soabi:
abi = soabi.replace('.', '_').replace('-', '_')
else:
abi = None
return abi
