Python platform.machine() Examples

def get_environment():
    """
    Returns a dictionary describing the environment in which tsinfer
    is currently running.
    """
    env = {
        "libraries": {
            "zarr": {"version": zarr.__version__},
            "numcodecs": {"version": numcodecs.__version__},
            "lmdb": {"version": lmdb.__version__},
            "tskit": {"version": tskit.__version__},
        },
        "os": {
            "system": platform.system(),
            "node": platform.node(),
            "release": platform.release(),
            "version": platform.version(),
            "machine": platform.machine(),
        },
        "python": {
            "implementation": platform.python_implementation(),
            "version": platform.python_version_tuple(),
        },
    }
    return env 

def detectArch():
  try:
    with open("/etc/os-release") as osr:
      osReleaseLines = osr.readlines()
    hasOsRelease = True
  except (IOError,OSError):
    osReleaseLines = []
    hasOsRelease = False
  try:
    import platform
    if platform.system() == "Darwin":
      return "osx_x86-64"
  except:
    pass
  try:
    import platform, distro
    platformTuple = distro.linux_distribution()
    platformSystem = platform.system()
    platformProcessor = platform.processor()
    if " " in platformProcessor:
      platformProcessor = platform.machine()
    return doDetectArch(hasOsRelease, osReleaseLines, platformTuple, platformSystem, platformProcessor)
  except:
    return doDetectArch(hasOsRelease, osReleaseLines, ["unknown", "", ""], "", "") 

def default_environment():
    if hasattr(sys, 'implementation'):
        iver = format_full_version(sys.implementation.version)
        implementation_name = sys.implementation.name
    else:
        iver = '0'
        implementation_name = ''

    return {
        "implementation_name": implementation_name,
        "implementation_version": iver,
        "os_name": os.name,
        "platform_machine": platform.machine(),
        "platform_release": platform.release(),
        "platform_system": platform.system(),
        "platform_version": platform.version(),
        "python_full_version": platform.python_version(),
        "platform_python_implementation": platform.python_implementation(),
        "python_version": platform.python_version()[:3],
        "sys_platform": sys.platform,
    } 

def __init__(self):
        self.datetime_format = '%H:%M:%S %d/%m/%Y'
        self.__raw_boot_time = psutil.boot_time()
        self.__boot_time = datetime.fromtimestamp(self.raw_boot_time)
        self.__boot_time = self.__boot_time.strftime(self.datetime_format)
        self.__hostname = platform.node()
        self.__os = Computer.__get_os_name()
        self.__architecture = platform.machine()
        self.__python_version = '{} ver. {}'.format(
            platform.python_implementation(), platform.python_version()
        )
        self.__processor = Cpu(monitoring_latency=1)
        self.__nonvolatile_memory = NonvolatileMemory.instances_connected_devices(monitoring_latency=10)
        self.__nonvolatile_memory_devices = set(
            [dev_info.device for dev_info in self.__nonvolatile_memory]
        )
        self.__virtual_memory = VirtualMemory(monitoring_latency=1)
        self.__swap_memory = SwapMemory(monitoring_latency=1)
        self.__network_interface = NetworkInterface(monitoring_latency=3)
        super().__init__(monitoring_latency=3) 

def best_float():
    """ Floating point type with best precision

    This is nearly always np.longdouble, except on Windows, where np.longdouble
    is Intel80 storage, but with float64 precision for calculations.  In that
    case we return float64 on the basis it's the fastest and smallest at the
    highest precision.

    Returns
    -------
    best_type : numpy type
        floating point type with highest precision
    """
    if (type_info(np.longdouble)['nmant'] > type_info(np.float64)['nmant'] and
        machine() != 'sparc64'): # sparc has crazy-slow float128
        return np.longdouble
    return np.float64 

def default_environment():
    if hasattr(sys, 'implementation'):
        iver = format_full_version(sys.implementation.version)
        implementation_name = sys.implementation.name
    else:
        iver = '0'
        implementation_name = ''

    return {
        "implementation_name": implementation_name,
        "implementation_version": iver,
        "os_name": os.name,
        "platform_machine": platform.machine(),
        "platform_release": platform.release(),
        "platform_system": platform.system(),
        "platform_version": platform.version(),
        "python_full_version": platform.python_version(),
        "platform_python_implementation": platform.python_implementation(),
        "python_version": platform.python_version()[:3],
        "sys_platform": sys.platform,
    } 

def default_environment():
    if hasattr(sys, "implementation"):
        iver = format_full_version(sys.implementation.version)
        implementation_name = sys.implementation.name
    else:
        iver = "0"
        implementation_name = ""

    return {
        "implementation_name": implementation_name,
        "implementation_version": iver,
        "os_name": os.name,
        "platform_machine": platform.machine(),
        "platform_release": platform.release(),
        "platform_system": platform.system(),
        "platform_version": platform.version(),
        "python_full_version": platform.python_version(),
        "platform_python_implementaiton": platform.python_implementation(),
        "python_version": ".".join(platform.python_version_tuple()[:2]),
        "sys_platform": sys.platform,
    } 

def get_win_launcher(type):
    """
    Load the Windows launcher (executable) suitable for launching a script.

    `type` should be either 'cli' or 'gui'

    Returns the executable as a byte string.
    """
    launcher_fn = '%s.exe' % type
    if platform.machine().lower() == 'arm':
        launcher_fn = launcher_fn.replace(".", "-arm.")
    if is_64bit():
        launcher_fn = launcher_fn.replace(".", "-64.")
    else:
        launcher_fn = launcher_fn.replace(".", "-32.")
    return resource_string('setuptools', launcher_fn) 

def _selected_real_kind_func(p, r=0, radix=0):
    # XXX: This should be processor dependent
    # This is only good for 0 <= p <= 20
    if p < 7:
        return 4
    if p < 16:
        return 8
    if platform.machine().lower().startswith('power'):
        if p <= 20:
            return 16
    else:
        if p < 19:
            return 10
        elif p <= 20:
            return 16
    return -1 

def default_environment():
    if hasattr(sys, 'implementation'):
        iver = format_full_version(sys.implementation.version)
        implementation_name = sys.implementation.name
    else:
        iver = '0'
        implementation_name = ''

    return {
        "implementation_name": implementation_name,
        "implementation_version": iver,
        "os_name": os.name,
        "platform_machine": platform.machine(),
        "platform_release": platform.release(),
        "platform_system": platform.system(),
        "platform_version": platform.version(),
        "python_full_version": platform.python_version(),
        "platform_python_implementation": platform.python_implementation(),
        "python_version": platform.python_version()[:3],
        "sys_platform": sys.platform,
    } 

def __init__(self, base_path, home_path=Path.home(), apps=None, input_enabled=True):
        self.base_path = base_path
        self.home_path = home_path
        self.dot_briefcase_path = home_path / ".briefcase"

        self.global_config = None
        self.apps = {} if apps is None else apps

        # Some details about the host machine
        self.host_arch = platform.machine()
        self.host_os = platform.system()

        # External service APIs.
        # These are abstracted to enable testing without patching.
        self.cookiecutter = cookiecutter
        self.requests = requests
        self.input = Console(enabled=input_enabled)
        self.os = os
        self.sys = sys
        self.shutil = shutil
        self.subprocess = Subprocess(self)

        # The internal Briefcase integrations API.
        self.integrations = integrations 

def get_environment():
    """
    Returns a dictionary describing the environment in which stdpopsim
    is currently running.
    """
    env = {
        "os": {
            "system": platform.system(),
            "node": platform.node(),
            "release": platform.release(),
            "version": platform.version(),
            "machine": platform.machine(),
        },
        "python": {
            "implementation": platform.python_implementation(),
            "version": platform.python_version(),
        },
        "libraries": {
            "msprime": {"version": msprime.__version__},
            "tskit": {"version": tskit.__version__},
        }
    }
    return env 

def default_environment():
    if hasattr(sys, 'implementation'):
        iver = format_full_version(sys.implementation.version)
        implementation_name = sys.implementation.name
    else:
        iver = '0'
        implementation_name = ''

    return {
        "implementation_name": implementation_name,
        "implementation_version": iver,
        "os_name": os.name,
        "platform_machine": platform.machine(),
        "platform_release": platform.release(),
        "platform_system": platform.system(),
        "platform_version": platform.version(),
        "python_full_version": platform.python_version(),
        "platform_python_implementation": platform.python_implementation(),
        "python_version": platform.python_version()[:3],
        "sys_platform": sys.platform,
    } 

def get_build_platform():
    """Return this platform's string for platform-specific distributions

    XXX Currently this is the same as ``distutils.util.get_platform()``, but it
    needs some hacks for Linux and Mac OS X.
    """
    try:
        # Python 2.7 or >=3.2
        from sysconfig import get_platform
    except ImportError:
        from distutils.util import get_platform

    plat = get_platform()
    if sys.platform == "darwin" and not plat.startswith('macosx-'):
        try:
            version = _macosx_vers()
            machine = os.uname()[4].replace(" ", "_")
            return "macosx-%d.%d-%s" % (int(version[0]), int(version[1]),
                _macosx_arch(machine))
        except ValueError:
            # if someone is running a non-Mac darwin system, this will fall
            # through to the default implementation
            pass
    return plat 

def default_environment():
    if hasattr(sys, 'implementation'):
        iver = format_full_version(sys.implementation.version)
        implementation_name = sys.implementation.name
    else:
        iver = '0'
        implementation_name = ''

    return {
        "implementation_name": implementation_name,
        "implementation_version": iver,
        "os_name": os.name,
        "platform_machine": platform.machine(),
        "platform_release": platform.release(),
        "platform_system": platform.system(),
        "platform_version": platform.version(),
        "python_full_version": platform.python_version(),
        "platform_python_implementation": platform.python_implementation(),
        "python_version": platform.python_version()[:3],
        "sys_platform": sys.platform,
    } 

def wait_until_server_loaded(self, timeout_s=900, port=2552):
        """
        This function will wait until the LabVIEW server is loaded on the local
        machine.

        :param timeout_s: How long to wait for the LabVIEW server to load.
            Default is 15 minutes (900 seconds).
        :raises TimeoutError: Raised when timeout exceeded while waiting
        """
        waiting = True
        start_time = time.time()
        while waiting:
            try:
                with self.client():
                    pass
            except Exception:
                if time.time() - start_time > timeout_s:
                    raise TimeoutError('Timed out while waiting for LabVIEW'
                                       ' server to load')
            else:
                waiting = False 

def _pv_linux_machine(machine):
    if machine == 'x86_64':
        return machine

    cpu_info = subprocess.check_output(['cat', '/proc/cpuinfo']).decode()

    hardware_info = [x for x in cpu_info.split('\n') if 'Hardware' in x][0]
    model_info = [x for x in cpu_info.split('\n') if 'model name' in x][0]

    if 'BCM' in hardware_info:
        if 'rev 7' in model_info:
            return 'arm11'
        elif 'rev 5' in model_info:
            return 'cortex-a7'
        elif 'rev 4' in model_info:
            return 'cortex-a53'
        elif 'rev 3' in model_info:
            return 'cortex-a72'
    elif 'AM33' in hardware_info:
        return 'beaglebone'
    else:
        raise NotImplementedError('unsupported CPU:\n%s' % cpu_info) 

def _selected_real_kind_func(p, r=0, radix=0):
    # XXX: This should be processor dependent
    # This is only good for 0 <= p <= 20
    if p < 7:
        return 4
    if p < 16:
        return 8
    if platform.machine().lower().startswith('power'):
        if p <= 20:
            return 16
    else:
        if p < 19:
            return 10
        elif p <= 20:
            return 16
    return -1 

def default_environment():
    if hasattr(sys, 'implementation'):
        iver = format_full_version(sys.implementation.version)
        implementation_name = sys.implementation.name
    else:
        iver = '0'
        implementation_name = ''

    return {
        "implementation_name": implementation_name,
        "implementation_version": iver,
        "os_name": os.name,
        "platform_machine": platform.machine(),
        "platform_release": platform.release(),
        "platform_system": platform.system(),
        "platform_version": platform.version(),
        "python_full_version": platform.python_version(),
        "platform_python_implementation": platform.python_implementation(),
        "python_version": platform.python_version()[:3],
        "sys_platform": sys.platform,
    } 

def _selected_real_kind_func(p, r=0, radix=0):
    # XXX: This should be processor dependent
    # This is only good for 0 <= p <= 20
    if p < 7:
        return 4
    if p < 16:
        return 8
    machine = platform.machine().lower()
    if machine.startswith(('aarch64', 'power', 'ppc64', 's390x')):
        if p <= 20:
            return 16
    else:
        if p < 19:
            return 10
        elif p <= 20:
            return 16
    return -1 

def default_environment():
    if hasattr(sys, 'implementation'):
        iver = format_full_version(sys.implementation.version)
        implementation_name = sys.implementation.name
    else:
        iver = '0'
        implementation_name = ''

    return {
        "implementation_name": implementation_name,
        "implementation_version": iver,
        "os_name": os.name,
        "platform_machine": platform.machine(),
        "platform_release": platform.release(),
        "platform_system": platform.system(),
        "platform_version": platform.version(),
        "python_full_version": platform.python_version(),
        "platform_python_implementation": platform.python_implementation(),
        "python_version": platform.python_version()[:3],
        "sys_platform": sys.platform,
    } 

def get_build_platform():
    """Return this platform's string for platform-specific distributions

    XXX Currently this is the same as ``distutils.util.get_platform()``, but it
    needs some hacks for Linux and Mac OS X.
    """
    try:
        # Python 2.7 or >=3.2
        from sysconfig import get_platform
    except ImportError:
        from distutils.util import get_platform

    plat = get_platform()
    if sys.platform == "darwin" and not plat.startswith('macosx-'):
        try:
            version = _macosx_vers()
            machine = os.uname()[4].replace(" ", "_")
            return "macosx-%d.%d-%s" % (int(version[0]), int(version[1]),
                _macosx_arch(machine))
        except ValueError:
            # if someone is running a non-Mac darwin system, this will fall
            # through to the default implementation
            pass
    return plat 

def get_win_launcher(type):
    """
    Load the Windows launcher (executable) suitable for launching a script.

    `type` should be either 'cli' or 'gui'

    Returns the executable as a byte string.
    """
    launcher_fn = '%s.exe' % type
    if platform.machine().lower()=='arm':
        launcher_fn = launcher_fn.replace(".", "-arm.")
    if is_64bit():
        launcher_fn = launcher_fn.replace(".", "-64.")
    else:
        launcher_fn = launcher_fn.replace(".", "-32.")
    return resource_string('setuptools', launcher_fn) 

def default_environment():
    if hasattr(sys, 'implementation'):
        iver = format_full_version(sys.implementation.version)
        implementation_name = sys.implementation.name
    else:
        iver = '0'
        implementation_name = ''

    return {
        "implementation_name": implementation_name,
        "implementation_version": iver,
        "os_name": os.name,
        "platform_machine": platform.machine(),
        "platform_release": platform.release(),
        "platform_system": platform.system(),
        "platform_version": platform.version(),
        "python_full_version": platform.python_version(),
        "platform_python_implementation": platform.python_implementation(),
        "python_version": platform.python_version()[:3],
        "sys_platform": sys.platform,
    } 

def spawn(self, cmd, expect_timeout=10.0):
        """Run a command using pexpect.

        The pexpect child is returned.

        """
        pexpect = pytest.importorskip("pexpect", "3.0")
        if hasattr(sys, "pypy_version_info") and "64" in platform.machine():
            pytest.skip("pypy-64 bit not supported")
        if sys.platform.startswith("freebsd"):
            pytest.xfail("pexpect does not work reliably on freebsd")
        logfile = self.tmpdir.join("spawn.out").open("wb")

        # Do not load user config.
        env = os.environ.copy()
        env.update(self._env_run_update)

        child = pexpect.spawn(cmd, logfile=logfile, env=env)
        self.request.addfinalizer(logfile.close)
        child.timeout = expect_timeout
        return child 

def default_environment():
    if hasattr(sys, "implementation"):
        iver = format_full_version(sys.implementation.version)
        implementation_name = sys.implementation.name
    else:
        iver = "0"
        implementation_name = ""

    return {
        "implementation_name": implementation_name,
        "implementation_version": iver,
        "os_name": os.name,
        "platform_machine": platform.machine(),
        "platform_release": platform.release(),
        "platform_system": platform.system(),
        "platform_version": platform.version(),
        "python_full_version": platform.python_version(),
        "platform_python_implementation": platform.python_implementation(),
        "python_version": platform.python_version()[:3],
        "sys_platform": sys.platform,
    } 

def default_environment():
    if hasattr(sys, 'implementation'):
        iver = format_full_version(sys.implementation.version)
        implementation_name = sys.implementation.name
    else:
        iver = '0'
        implementation_name = ''

    return {
        "implementation_name": implementation_name,
        "implementation_version": iver,
        "os_name": os.name,
        "platform_machine": platform.machine(),
        "platform_release": platform.release(),
        "platform_system": platform.system(),
        "platform_version": platform.version(),
        "python_full_version": platform.python_version(),
        "platform_python_implementation": platform.python_implementation(),
        "python_version": platform.python_version()[:3],
        "sys_platform": sys.platform,
    } 

def spawn(self, cmd, expect_timeout=10.0):
        """Run a command using pexpect.

        The pexpect child is returned.

        """
        pexpect = pytest.importorskip("pexpect", "3.0")
        if hasattr(sys, "pypy_version_info") and "64" in platform.machine():
            pytest.skip("pypy-64 bit not supported")
        if sys.platform.startswith("freebsd"):
            pytest.xfail("pexpect does not work reliably on freebsd")
        logfile = self.tmpdir.join("spawn.out").open("wb")

        # Do not load user config.
        env = os.environ.copy()
        env.update(self._env_run_update)

        child = pexpect.spawn(cmd, logfile=logfile, env=env)
        self.request.addfinalizer(logfile.close)
        child.timeout = expect_timeout
        return child 

def is_host_target_supported(host_target, msvc_version):
    """Check if the given (host, target) tuple is supported for given version.

    Args:
        host_target: tuple
            tuple of (canonalized) host-targets, e.g. ("x86", "amd64")
            for cross compilation from 32 bit Windows to 64 bits.
        msvc_version: str
            msvc version (major.minor, e.g. 10.0)

    Returns:
        bool:

    Note:
        This only checks whether a given version *may* support the given (host,
        target), not that the toolchain is actually present on the machine.
    """
    # We assume that any Visual Studio version supports x86 as a target
    if host_target[1] != "x86":
        maj, min = msvc_version_to_maj_min(msvc_version)
        if maj < 8:
            return False

    return True 

def defaultMachine(use_rpm_default=True):
    """ Return the canonicalized machine name. """

    if use_rpm_default:
        try:
            # This should be the most reliable way to get the default arch
            rmachine = subprocess.check_output(['rpm', '--eval=%_target_cpu'], shell=False).rstrip()
            rmachine = SCons.Util.to_str(rmachine)
        except Exception as e:
            # Something went wrong, try again by looking up platform.machine()
            return defaultMachine(False)
    else:
        rmachine = platform.machine()

        # Try to lookup the string in the canon table
        if rmachine in arch_canon:
            rmachine = arch_canon[rmachine][0]

    return rmachine