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""" return "{0}{1}".format(get_abbr_impl(), get_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 _is_running_32bit(): return sys.maxsize == 2147483647 def get_platform(): """Return our platform name 'win32', 'linux_x86_64'""" if sys.platform == 'darwin': # distutils.util.get_platform() returns the release based on the value # of MACOSX_DEPLOYMENT_TARGET on which Python was built, which may # be significantly older than the user's current machine. release, _, machine = platform.mac_ver() split_ver = release.split('.') if machine == "x86_64" and _is_running_32bit(): machine = "i386" elif machine == "ppc64" and _is_running_32bit(): machine = "ppc" return 'macosx_{0}_{1}_{2}'.format(split_ver[0], split_ver[1], machine) # XXX remove distutils dependency result = distutils.util.get_platform().replace('.', '_').replace('-', '_') if result == "linux_x86_64" and _is_running_32bit(): # 32 bit Python program (running on a 64 bit Linux): pip should only # install and run 32 bit compiled extensions in that case. result = "linux_i686" return result def is_manylinux1_compatible(): # Only Linux, and only x86-64 / i686 if get_platform() not in ("linux_x86_64", "linux_i686"): return False # Check for presence of _manylinux module try: import _manylinux return bool(_manylinux.manylinux1_compatible) except (ImportError, AttributeError): # Fall through to heuristic check below pass # Check glibc version. CentOS 5 uses glibc 2.5. return pip.utils.glibc.have_compatible_glibc(2, 5) def get_darwin_arches(major, minor, machine): """Return a list of supported arches (including group arches) for the given major, minor and machine architecture of an macOS machine. """ arches = [] def _supports_arch(major, minor, arch): # Looking at the application support for macOS versions in the chart # provided by https://en.wikipedia.org/wiki/OS_X#Versions it appears # our timeline looks roughly like: # # 10.0 - Introduces ppc support. # 10.4 - Introduces ppc64, i386, and x86_64 support, however the ppc64 # and x86_64 support is CLI only, and cannot be used for GUI # applications. # 10.5 - Extends ppc64 and x86_64 support to cover GUI applications. # 10.6 - Drops support for ppc64 # 10.7 - Drops support for ppc # # Given that we do not know if we're installing a CLI or a GUI # application, we must be conservative and assume it might be a GUI # application and behave as if ppc64 and x86_64 support did not occur # until 10.5. # # Note: The above information is taken from the "Application support" # column in the chart not the "Processor support" since I believe # that we care about what instruction sets an application can use # not which processors the OS supports. if arch == 'ppc': return (major, minor) <= (10, 5) if arch == 'ppc64': return (major, minor) == (10, 5) if arch == 'i386': return (major, minor) >= (10, 4) if arch == 'x86_64': return (major, minor) >= (10, 5) if arch in groups: for garch in groups[arch]: if _supports_arch(major, minor, garch): return True return False groups = OrderedDict([ ("fat", ("i386", "ppc")), ("intel", ("x86_64", "i386")), ("fat64", ("x86_64", "ppc64")), ("fat32", ("x86_64", "i386", "ppc")), ]) if _supports_arch(major, minor, machine): arches.append(machine) for garch in groups: if machine in groups[garch] and _supports_arch(major, minor, garch): arches.append(garch) arches.append('universal') return arches def get_supported(versions=None, noarch=False, platform=None, impl=None, abi=None): """Return a list of supported tags for each version specified in `versions`. :param versions: a list of string versions, of the form ["33", "32"], or None. The first version will be assumed to support our ABI. :param platform: specify the exact platform you want valid tags for, or None. If None, use the local system platform. :param impl: specify the exact implementation you want valid tags for, or None. If None, use the local interpreter impl. :param abi: specify the exact abi you want valid tags for, or None. If None, use the local interpreter abi. """ supported = [] # Versions must be given with respect to the preference if versions is None: versions = [] version_info = get_impl_version_info() major = version_info[:-1] # Support all previous minor Python versions. for minor in range(version_info[-1], -1, -1): versions.append(''.join(map(str, major + (minor,)))) impl = impl or get_abbr_impl() abis = [] abi = abi or get_abi_tag() if abi: abis[0:0] = [abi] abi3s = set() import imp for suffix in imp.get_suffixes(): if suffix[0].startswith('.abi'): abi3s.add(suffix[0].split('.', 2)[1]) abis.extend(sorted(list(abi3s))) abis.append('none') if not noarch: arch = platform or get_platform() if arch.startswith('macosx'): # support macosx-10.6-intel on macosx-10.9-x86_64 match = _osx_arch_pat.match(arch) if match: name, major, minor, actual_arch = match.groups() tpl = '{0}_{1}_%i_%s'.format(name, major) arches = [] for m in reversed(range(int(minor) + 1)): for a in get_darwin_arches(int(major), m, actual_arch): arches.append(tpl % (m, a)) else: # arch pattern didn't match (?!) arches = [arch] elif platform is None and is_manylinux1_compatible(): arches = [arch.replace('linux', 'manylinux1'), arch] else: arches = [arch] # Current version, current API (built specifically for our Python): for abi in abis: for arch in arches: supported.append(('%s%s' % (impl, versions[0]), abi, arch)) # abi3 modules compatible with older version of Python for version in versions[1:]: # abi3 was introduced in Python 3.2 if version in ('31', '30'): break for abi in abi3s: # empty set if not Python 3 for arch in arches: supported.append(("%s%s" % (impl, version), abi, arch)) # Has binaries, does not use the Python API: for arch in arches: supported.append(('py%s' % (versions[0][0]), 'none', arch)) # No abi / arch, but requires our implementation: supported.append(('%s%s' % (impl, versions[0]), 'none', 'any')) # Tagged specifically as being cross-version compatible # (with just the major version specified) supported.append(('%s%s' % (impl, versions[0][0]), 'none', 'any')) # No abi / arch, generic Python for i, version in enumerate(versions): supported.append(('py%s' % (version,), 'none', 'any')) if i == 0: supported.append(('py%s' % (version[0]), 'none', 'any')) return supported supported_tags = get_supported() supported_tags_noarch = get_supported(noarch=True) implementation_tag = get_impl_tag()