Python sys.platform方法代码示例

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def __init__(self, bus):
        self.bus = bus
        # Set default handlers
        self.handlers = {'SIGTERM': self.bus.exit,
                         'SIGHUP': self.handle_SIGHUP,
                         'SIGUSR1': self.bus.graceful,
                         }

        if sys.platform[:4] == 'java':
            del self.handlers['SIGUSR1']
            self.handlers['SIGUSR2'] = self.bus.graceful
            self.bus.log('SIGUSR1 cannot be set on the JVM platform. '
                         'Using SIGUSR2 instead.')
            self.handlers['SIGINT'] = self._jython_SIGINT_handler

        self._previous_handlers = {}
        # used to determine is the process is a daemon in `self._is_daemonized`
        self._original_pid = os.getpid() 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def wr( self, str ):
    if ( self.debug ):
      print("FT600_WR:" +  str );
    str = "~".join( str );# only using 8bits of 16bit FT600, so pad with ~
    bytes_to_write = len( str );# str is now "~1~2~3 .. ~e~f" - Twice as long
    channel = 0;
    result = False;
    timeout = 5;
    tx_pipe = 0x02 + channel;
    if sys.platform == 'linux2':
      tx_pipe -= 0x02;
    if ( sys.version_info.major == 3 ):
      str = str.encode('latin1');
    xferd = 0
    while ( xferd != bytes_to_write ):
      # write data to specified pipe
      xferd += self.D3XX.writePipe(tx_pipe,str,bytes_to_write-xferd);
    return; 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def parse_arguments():
    """Parse the arguments"""
    parser = argparse.ArgumentParser()
    parser.add_argument("--setup", "-s", action="store_true")
    parser.add_argument("--phone", "-p", action="append")
    parser.add_argument("--token", "-t", action="append", dest="tokens")
    parser.add_argument("--heroku", action="store_true")
    parser.add_argument("--local-db", dest="local", action="store_true")
    parser.add_argument("--web-only", dest="web_only", action="store_true")
    parser.add_argument("--no-web", dest="web", action="store_false")
    parser.add_argument("--heroku-web-internal", dest="heroku_web_internal", action="store_true",
                        help="This is for internal use only. If you use it, things will go wrong.")
    arguments = parser.parse_args()
    logging.debug(arguments)
    if sys.platform == "win32":
        # Subprocess support; not needed in 3.8 but not harmful
        asyncio.set_event_loop(asyncio.ProactorEventLoop())

    return arguments 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def ale_load_from_rom(rom_path, display_screen):
    rng = get_numpy_rng()
    try:
        from ale_python_interface import ALEInterface
    except ImportError as e:
        raise ImportError('Unable to import the python package of Arcade Learning Environment. ' \
                           'ALE may not have been installed correctly. Refer to ' \
                           '`https://github.com/mgbellemare/Arcade-Learning-Environment` for some' \
                           'installation guidance')

    ale = ALEInterface()
    ale.setInt(b'random_seed', rng.randint(1000))
    if display_screen:
        import sys
        if sys.platform == 'darwin':
            import pygame
            pygame.init()
            ale.setBool(b'sound', False) # Sound doesn't work on OSX
        ale.setBool(b'display_screen', True)
    else:
        ale.setBool(b'display_screen', False)
    ale.setFloat(b'repeat_action_probability', 0)
    ale.loadROM(str.encode(rom_path))
    return ale 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def train(env_id, num_timesteps, seed, policy):

    ncpu = multiprocessing.cpu_count()
    if sys.platform == 'darwin': ncpu //= 2
    config = tf.ConfigProto(allow_soft_placement=True,
                            intra_op_parallelism_threads=ncpu,
                            inter_op_parallelism_threads=ncpu)
    config.gpu_options.allow_growth = True #pylint: disable=E1101
    tf.Session(config=config).__enter__()

    env = VecFrameStack(make_atari_env(env_id, 8, seed), 4)
    policy = {'cnn' : CnnPolicy, 'lstm' : LstmPolicy, 'lnlstm' : LnLstmPolicy}[policy]
    ppo2.learn(policy=policy, env=env, nsteps=128, nminibatches=4,
        lam=0.95, gamma=0.99, noptepochs=4, log_interval=1,
        ent_coef=.01,
        lr=lambda f : f * 2.5e-4,
        cliprange=lambda f : f * 0.1,
        total_timesteps=int(num_timesteps * 1.1)) 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def find_media_viewer():
    global VWR
    VWR_LIST = [
        "feh",
        "gio",
        "sxiv",
        "gnome-open",
        "gvfs-open",
        "xdg-open",
        "kde-open",
        "firefox"
    ]
    if sys.platform == "win32":
        VWR = ["start"]
    elif sys.platform == "darwin":
        VWR = ["open"]
    else:
        for i in VWR_LIST:
            if shutil.which(i) is not None:
                VWR = [i]
                break

    if VWR[0] in {"gio"}:
        VWR.append("open") 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def finalize_env(env):
    """
    Produce a platform specific env for passing into subprocess.Popen
    family of external process calling methods, and the supplied env
    will be updated on top of it.  Returns a new env.
    """

    keys = _PLATFORM_ENV_KEYS.get(sys.platform, [])
    if 'PATH' not in keys:
        # this MUST be available due to Node.js (and others really)
        # needing something to look for binary locations when it shells
        # out to other binaries.
        keys.append('PATH')
    results = {
        key: os.environ.get(key, '') for key in keys
    }
    results.update(env)
    return results 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def test_found_win32(self):
        sys.platform = 'win32'
        tempdir = os.environ['PATH'] = mkdtemp(self)
        os.environ['PATHEXT'] = pathsep.join(('.com', '.exe', '.bat'))
        f = join(tempdir, 'binary.exe')
        with open(f, 'w'):
            pass
        os.chmod(f, 0o777)
        self.assertEqual(which('binary'), f)
        self.assertEqual(which('binary.exe'), f)
        self.assertEqual(which(f), f)
        self.assertIsNone(which('binary.com'))

        os.environ['PATH'] = ''
        self.assertEqual(which('binary', path=tempdir), f)
        self.assertEqual(which('binary.exe', path=tempdir), f)
        self.assertEqual(which(f, path=tempdir), f)
        self.assertIsNone(which('binary.com', path=tempdir)) 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def test_finalize_env_win32(self):
        sys.platform = 'win32'

        # when os.environ is empty or missing the required keys, the
        # values will be empty strings.
        os.environ = {}
        self.assertEqual(finalize_env({}), {
            'APPDATA': '', 'PATH': '', 'PATHEXT': '', 'SYSTEMROOT': ''})

        # should be identical with the keys copied
        os.environ['APPDATA'] = 'C:\\Users\\Guest\\AppData\\Roaming'
        os.environ['PATH'] = 'C:\\Windows'
        os.environ['PATHEXT'] = pathsep.join(('.com', '.exe', '.bat'))
        os.environ['SYSTEMROOT'] = 'C:\\Windows'
        self.assertEqual(finalize_env({}), os.environ)

    # This test is done with conjunction with finalize_env to mimic how
    # this is typically used within the rest of the library. 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def rmtree(path):
    try:
        rmtree_(path)
    except (IOError, OSError):
        # As it turns out nested node_modules directories are a bad
        # idea, especially on Windows.  It turns out this situation
        # is rather common, so we need a way to deal with this.  As
        # it turns out a workaround exists around this legacy win32
        # issue through this proprietary prefix:
        path_ = '\\\\?\\' + path if sys.platform == 'win32' else path

        # and try again
        try:
            rmtree_(path_)
        except (IOError, OSError):
            pass

        # Don't blow the remaining teardown up if it fails anyway.
        if exists(path):
            warnings.warn("rmtree failed to remove %r" % path) 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def hide_cursor():
	"""
	Turns the cursor off in the terminal.
	"""

	global is_conemu

	if not sys.platform == 'win32':
		sys.stdout.write('\033[?25l')
		is_conemu = False

	else:
		ci = ConsoleCursorInfo()
		handle = ctypes.windll.kernel32.GetStdHandle(-11)
		ctypes.windll.kernel32.GetConsoleCursorInfo(handle, ctypes.byref(ci))
		ci.visible = False
		ctypes.windll.kernel32.SetConsoleCursorInfo(handle, ctypes.byref(ci))
		is_conemu = os.environ.get('ConEmuANSI') == 'ON'


# some characters are forbidden in NTFS, but are not in ext4. the most popular of these characters
# seems to be the colon character. LXSS solves this issue by escaping the character on NTFS.
# while this seems like a dumb implementation, it will be called a lot of times inside the
# decompression loop, so it has to be fast: http://stackoverflow.com/a/27086669/156626 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def build_extensions(self):
        compiler = self.compiler.compiler_type
        if compiler == 'msvc': # visual studio
            for e in self.extensions:
                e.extra_compile_args += ['/O2', '/openmp']
        else:
            for e in self.extensions:
                e.extra_compile_args += ['-O3', '-march=native', '-fopenmp']
                e.extra_link_args += ['-fopenmp']

                if e.language == "c++":
                    e.extra_compile_args += ['-std=c++11']

            ### Remove this code if you have a mac with gcc or clang + openmp
            if platform[:3] == "dar":
                for e in self.extensions:
                    e.extra_compile_args = [arg for arg in e.extra_compile_args if arg != '-fopenmp']
                    e.extra_link_args    = [arg for arg in e.extra_link_args    if arg != '-fopenmp']
        build_ext.build_extensions(self) 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def cd_sys_type():
    """
    :return: 平台类型 0 win, 1 mac  2 Linux 3 其他
    """
    """
    a = sys.platform
    if a == 'win32' or a == 'win64':
        return 0
    elif a == 'darwin':
        return 1
    else:
        return 2
    """
    a = platform.system()
    if a == 'Windows':
        return 0
    elif a == 'Darwin':
        return 1
    elif a == 'Linux':
        return 2
    else:
        return 3 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def test_dsa_2048_sha1_sign(self):
        def do_run():
            original_data = b'This is data to sign'
            private = asymmetric.load_private_key(os.path.join(fixtures_dir, 'keys/test-dsa-2048.key'))
            public = asymmetric.load_public_key(os.path.join(fixtures_dir, 'keys/test-dsa-2048.crt'))

            signature = asymmetric.dsa_sign(private, original_data, 'sha1')
            self.assertIsInstance(signature, byte_cls)

            asymmetric.dsa_verify(public, signature, original_data, 'sha1')

        if sys.platform == 'win32':
            with self.assertRaises(errors.AsymmetricKeyError):
                do_run()
        else:
            do_run() 

# 需要导入模块: import sys [as 别名]
# 或者: from sys import platform [as 别名]
def makelink(self, tarinfo, targetpath):
        """Make a (symbolic) link called targetpath. If it cannot be created
          (platform limitation), we try to make a copy of the referenced file
          instead of a link.
        """
        try:
            # For systems that support symbolic and hard links.
            if tarinfo.issym():
                os.symlink(tarinfo.linkname, targetpath)
            else:
                # See extract().
                if os.path.exists(tarinfo._link_target):
                    os.link(tarinfo._link_target, targetpath)
                else:
                    self._extract_member(self._find_link_target(tarinfo),
                                         targetpath)
        except symlink_exception:
            try:
                self._extract_member(self._find_link_target(tarinfo),
                                     targetpath)
            except KeyError:
                raise ExtractError("unable to resolve link inside archive")