Python sys 模块，version_info() 实例源码

我们从Python开源项目中，提取了以下50个代码示例，用于说明如何使用sys.version_info()。

项目：Adafruit_Python_PureIO 作者：adafruit | 项目源码 | 文件源码

def _do_download(version, download_base, to_dir, download_delay):
    egg = os.path.join(to_dir, 'setuptools-%s-py%d.%d.egg'
                       % (version, sys.version_info[0], sys.version_info[1]))
    if not os.path.exists(egg):
        archive = download_setuptools(version,
                                      to_dir, download_delay)
        _build_egg(egg, archive, to_dir)
    sys.path.insert(0, egg)

    # Remove prevIoUsly-imported pkg_resources if present (see
    # https://bitbucket.org/pypa/setuptools/pull-request/7/ for details).
    if 'pkg_resources' in sys.modules:
        del sys.modules['pkg_resources']

    import setuptools
    setuptools.bootstrap_install_from = egg

项目：charm-plumgrid-gateway 作者：openstack | 项目源码 | 文件源码

def current_version_string():
    """Current system python version as string major.minor.micro"""
    return "{0}.{1}.{2}".format(sys.version_info.major,
                                sys.version_info.minor,
                                sys.version_info.micro)

项目：python- 作者：secondtonone1 | 项目源码 | 文件源码

def write_exports(exports, stream):
    if sys.version_info[0] >= 3:
        # needs to be a text stream
        stream = codecs.getwriter('utf-8')(stream)
    cp = configparser.ConfigParser()
    for k, v in exports.items():
        # Todo check k,v for valid values
        cp.add_section(k)
        for entry in v.values():
            if entry.suffix is None:
                s = entry.prefix
            else:
                s = '%s:%s' % (entry.prefix, entry.suffix)
            if entry.flags:
                s = '%s [%s]' % (s, ','.join(entry.flags))
            cp.set(k, entry.name, s)
    cp.write(stream)

项目：python- 作者：secondtonone1 | 项目源码 | 文件源码

def __init__(self, *args, **kw):
        if six.PY3:  # Python 3
            kw.pop('strict', None)

        # Pre-set source_address in case we have an older Python like 2.6.
        self.source_address = kw.get('source_address')

        if sys.version_info < (2, 7):  # Python 2.6
            # _httpconnection on Python 2.6 will balk at this keyword arg,but
            # not newer versions. We can still use it when creating a
            # connection though,so we pop it *after* we have saved it as
            # self.source_address.
            kw.pop('source_address', None)

        #: The socket options provided by the user. If no options are
        #: provided,we use the default options.
        self.socket_options = kw.pop('socket_options', self.default_socket_options)

        # Superclass also sets self.source_address in Python 2.7+.
        _httpconnection.__init__(self, **kw)

项目：python- 作者：secondtonone1 | 项目源码 | 文件源码

def _prepare_proxy(self, conn):
        """
        Establish tunnel connection early,because otherwise httplib
        would improperly set Host: header to proxy's IP:port.
        """
        # Python 2.7+
        try:
            set_tunnel = conn.set_tunnel
        except AttributeError:  # Platform-specific: Python 2.6
            set_tunnel = conn._set_tunnel

        if sys.version_info <= (2, 6, 4) and not self.proxy_headers:  # Python 2.6.4 and older
            set_tunnel(self.host, self.port)
        else:
            set_tunnel(self.host, self.port, self.proxy_headers)

        conn.connect()

项目：python- 作者：secondtonone1 | 项目源码 | 文件源码

def check_requires_python(requires_python):
    """
    Check if the python version in use match the `requires_python` specifier.

    Returns `True` if the version of python in use matches the requirement.
    Returns `False` if the version of python in use does not matches the
    requirement.

    Raises an InvalidSpecifier if `requires_python` have an invalid format.
    """
    if requires_python is None:
        # The package provides no information
        return True
    requires_python_specifier = specifiers.SpecifierSet(requires_python)

    # We only use major.minor.micro
    python_version = version.parse('.'.join(map(str, sys.version_info[:3])))
    return python_version in requires_python_specifier

项目：python- 作者：secondtonone1 | 项目源码 | 文件源码

def check_dist_requires_python(dist):
    Metadata = get_Metadata(dist)
    Feed_parser = FeedParser()
    Feed_parser.Feed(Metadata)
    pkg_info_dict = Feed_parser.close()
    requires_python = pkg_info_dict.get('Requires-Python')
    try:
        if not check_requires_python(requires_python):
            raise exceptions.UnsupportedPythonVersion(
                "%s requires Python '%s' but the running Python is %s" % (
                    dist.project_name,
                    requires_python,
                    '.'.join(map(str, sys.version_info[:3])),)
            )
    except specifiers.InvalidSpecifier as e:
        logger.warning(
            "Package %s has an invalid Requires-Python entry %s - %s" % (
                dist.project_name, requires_python, e))
        return

项目：py_find_1st 作者：roebel | 项目源码 | 文件源码

def _do_download(version, egg)

    # Remove prevIoUsly-imported pkg_resources if present (see
    # https://bitbucket.org/pypa/setuptools/pull-request/7/ for details).
    if 'pkg_resources' in sys.modules:
        del sys.modules['pkg_resources']

    import setuptools
    setuptools.bootstrap_install_from = egg

项目：Adafruit_Python_PCA9685 作者：adafruit | 项目源码 | 文件源码

def _do_download(version, egg)

    # Remove prevIoUsly-imported pkg_resources if present (see
    # https://bitbucket.org/pypa/setuptools/pull-request/7/ for details).
    if 'pkg_resources' in sys.modules:
        del sys.modules['pkg_resources']

    import setuptools
    setuptools.bootstrap_install_from = egg

项目：nidaqmx-python 作者：ni | 项目源码 | 文件源码

def wrapped_ndpointer(*args, **kwargs):
    """
    Specifies an ndpointer type that wraps numpy.ctypeslib.ndpointer and
    allows a value of None to be passed to an argument of that type.

    Taken from http://stackoverflow.com/questions/32120178
    """
    if sys.version_info < (3,):
        if 'flags' in kwargs:
            kwargs['flags'] = tuple(
                f.encode('ascii') for f in kwargs['flags'])

    base = ndpointer(*args, **kwargs)

    def from_param(cls, obj):
        if obj is None:
            return obj
        return base.from_param(obj)

    return type(base.__name__, (base,),
                {'from_param': classmethod(from_param)})

项目：ios-xr-grpc-python 作者：cisco-grpc-connection-libs | 项目源码 | 文件源码

def Parse(text, message, ignore_unkNown_fields=False):
  """Parses a JSON representation of a protocol message into a message.
  Args:
    text: Message JSON representation.
    message: A protocol buffer message to merge into.
    ignore_unkNown_fields: If True,do not raise errors for unkNown fields.
  Returns:
    The same message passed as argument.
  Raises::
    ParseError: On JSON parsing problems.
  """
  if not isinstance(text, six.text_type): text = text.decode('utf-8')
  try:
    if sys.version_info < (2, 7):
      # object_pair_hook is not supported before python2.7
      js = json.loads(text)
    else:
      js = json.loads(text, object_pairs_hook=_DuplicateChecker)
  except ValueError as e:
    raise ParseError('Failed to load JSON: {0}.'.format(str(e)))
  return ParseDict(js, ignore_unkNown_fields)

项目：SceneDensity 作者：ImOmid | 项目源码 | 文件源码

def __getimageData(self, imageData, fmt="gif"):
        if fmt=="png":
            self.__importPngimagetk()
            if PngImageTk is False:
                raise Exception(
                    "TKINTErpnG library not found,PNG files not supported: " + imagePath)
            if sys.version_info >= (2, 7):
                self.warn(
                    "Image processing for .PNGs is slow. .GIF is the recommended format")
#                png = PngImageTk(imagePath)
#                png.convert()
#                photo = png.image
            else:
                raise Exception("PNG images only supported in python 3: " + imagePath)

        else:
            imgObj = PhotoImage(data=imageData)

        imgObj.path = None
        imgObj.modTime = datetime.datetime.Now()
        imgObj.isAnimated = False
        imgObj.animating = False
        return imgObj

    # internal function to check/build image object

项目：my-first-blog 作者：AnkurBegining | 项目源码 | 文件源码

def __init__(self, **kw)

项目：my-first-blog 作者：AnkurBegining | 项目源码 | 文件源码

def _prepare_proxy(self, 4) and not self.proxy_headers:  # Python 2.6.4 and older
            set_tunnel(self._proxy_host, self.port)
        else:
            set_tunnel(self._proxy_host, self.proxy_headers)

        conn.connect()

项目：my-first-blog 作者：AnkurBegining | 项目源码 | 文件源码

def write_exports(exports, s)
    cp.write(stream)

项目：my-first-blog 作者：AnkurBegining | 项目源码 | 文件源码

def __init__(self, **kw)

项目：my-first-blog 作者：AnkurBegining | 项目源码 | 文件源码

def _prepare_proxy(self, self.proxy_headers)

        conn.connect()

项目：my-first-blog 作者：AnkurBegining | 项目源码 | 文件源码

def check_requires_python(requires_python):
    """
    Check if the python version in use match the `requires_python` specifier.

    Returns `True` if the version of python in use matches the requirement.
    Returns `False` if the version of python in use does not matches the
    requirement.

    Raises an InvalidSpecifier if `requires_python` have an invalid format.
    """
    if requires_python is None:
        # The package provides no information
        return True
    requires_python_specifier = specifiers.SpecifierSet(requires_python)

    # We only use major.minor.micro
    python_version = version.parse('.'.join(map(str, sys.version_info[:3])))
    return python_version in requires_python_specifier

项目：gee-bridge 作者：francbartoli | 项目源码 | 文件源码

def BeginAsyncReader(self, xoff, yoff, xsize, ysize, buf_obj = None, buf_xsize = None, buf_ysize = None, buf_type = None, band_list = None, options=[]):
        if band_list is None:
            band_list = range(1, self.RasterCount + 1)
        if buf_xsize is None:
            buf_xsize = 0;
        if buf_ysize is None:
            buf_ysize = 0;
        if buf_type is None:
            buf_type = GDT_Byte

        if buf_xsize <= 0:
            buf_xsize = xsize
        if buf_ysize <= 0:
            buf_ysize = ysize

        if buf_obj is None:
            from sys import version_info
            nrequiredSize = int(buf_xsize * buf_ysize * len(band_list) * (_gdal.GetDataTypeSize(buf_type) / 8))
            if version_info >= (3,0,0):
                buf_obj_ar = [ None ]
                exec("buf_obj_ar[0] = b' ' * nrequiredSize")
                buf_obj = buf_obj_ar[0]
            else:
                buf_obj = ' ' * nrequiredSize
        return _gdal.Dataset_BeginAsyncReader(self, buf_obj, buf_xsize, buf_ysize, buf_type, band_list,  0, 0, options)

项目：data_pipeline 作者：Yelp | 项目源码 | 文件源码

def run(self):
        self.log.info("Python Version: {}".format(sys.version_info))
        is_success = True
        try:
            self.initial_action()
            self.process_table()
            self.log_info()
        except SystemExit:
            pass
        except Exception:
            if self.refresh_id:
                self.schematizer.update_refresh(
                    self.refresh_id,
                    RefreshStatus.Failed,
                    self.processed_row_count
                )
            # Sends an email containing the exception encountered.
            self._email_exception_in_exception_context()
            is_success = False
        finally:
            # We don't want to drop the blackhole table until the replication handler is using
            # the schema_tracker database stably. (Todo: DATAPIPE-845)
            # self.final_action()
            if not is_success:
                os._exit(1)

项目：kinect-2-libras 作者：inessadl | 项目源码 | 文件源码

def _getuserbase():
    env_base = os.environ.get("IRONPYTHONUSERBASE", None)
    def joinuser(*args):
        return os.path.expanduser(os.path.join(*args))

    # what about 'os2emx','riscos' ?
    if os.name == "nt":
        base = os.environ.get("APPDATA") or "~"
        return env_base if env_base else joinuser(base, "Python")

    if sys.platform == "darwin":
        framework = get_config_var("PYTHONFRAMEWORK")
        if framework:
            return joinuser("~", "Library", framework, "%d.%d"%(
                sys.version_info[:2]))

    return env_base if env_base else joinuser("~", ".local")

项目：kinect-2-libras 作者：inessadl | 项目源码 | 文件源码

def load_grammar(gt="Grammar.txt", gp=None,
                 save=True, force=False, logger=None):
    """Load the grammar (maybe from a pickle)."""
    if logger is None:
        logger = logging.getLogger()
    if gp is None:
        head, tail = os.path.splitext(gt)
        if tail == ".txt":
            tail = ""
        gp = head + tail + ".".join(map(str, sys.version_info)) + ".pickle"
    if force or not _newer(gp, gt):
        logger.info("Generating grammar tables from %s", gt)
        g = pgen.generate_grammar(gt)
        if save:
            logger.info("Writing grammar tables to %s", gp)
            try:
                g.dump(gp)
            except IOError, e:
                logger.info("Writing Failed:"+str(e))
    else:
        g = grammar.Grammar()
        g.load(gp)
    return g

项目：BackManager 作者：linuxyan | 项目源码 | 文件源码

def _do_download(version, download_delay):
    """Download Setuptools."""
    egg = os.path.join(to_dir, egg)

    # Remove prevIoUsly-imported pkg_resources if present (see
    # https://bitbucket.org/pypa/setuptools/pull-request/7/ for details).
    if 'pkg_resources' in sys.modules:
        del sys.modules['pkg_resources']

    import setuptools
    setuptools.bootstrap_install_from = egg