Python sys.version() Examples

def generate_cls_boundary(cls_input,cntr_id_field,boundary_output,cpu_core):
    arcpy.env.parallelProcessingFactor=cpu_core
    arcpy.SetProgressorLabel('Generating Delaunay Triangle...')
    arrays=arcpy.da.FeatureClassToNumPyArray(cls_input,['SHAPE@XY',cntr_id_field])
   
    cid_field_type=[f.type for f in arcpy.Describe(cls_input).fields if f.name==cntr_id_field][0]
    delaunay=Delaunay(arrays['SHAPE@XY']).simplices.copy()
    arcpy.CreateFeatureclass_management('in_memory','boundary_temp','POLYGON',spatial_reference=arcpy.Describe(cls_input).spatialReference)
    fc=r'in_memory\boundary_temp'
    arcpy.AddField_management(fc,cntr_id_field,cid_field_type)
    cursor = arcpy.da.InsertCursor(fc, [cntr_id_field,"SHAPE@"])
    arcpy.SetProgressor("step", "Copying Delaunay Triangle to Temp Layer...",0, delaunay.shape[0], 1)
    for tri in delaunay:
        arcpy.SetProgressorPosition()
        cid=arrays[cntr_id_field][tri[0]]
        if cid == arrays[cntr_id_field][tri[1]] and cid == arrays[cntr_id_field][tri[2]]:
            cursor.insertRow([cid,arcpy.Polygon(arcpy.Array([arcpy.Point(*arrays['SHAPE@XY'][i]) for i in tri]))])
    arcpy.SetProgressor('default','Merging Delaunay Triangle...')
    if '64 bit' in sys.version:
        arcpy.PairwiseDissolve_analysis(fc,boundary_output,cntr_id_field)
    else:
        arcpy.Dissolve_management(fc,boundary_output,cntr_id_field)
    arcpy.Delete_management(fc)
    
    return 

def __init__(self, proxies=None, **x509):
        msg = "%(class)s style of invoking requests is deprecated. " \
              "Use newer urlopen functions/methods" % {'class': self.__class__.__name__}
        warnings.warn(msg, DeprecationWarning, stacklevel=3)
        if proxies is None:
            proxies = getproxies()
        assert hasattr(proxies, 'keys'), "proxies must be a mapping"
        self.proxies = proxies
        self.key_file = x509.get('key_file')
        self.cert_file = x509.get('cert_file')
        self.addheaders = [('User-Agent', self.version)]
        self.__tempfiles = []
        self.__unlink = os.unlink # See cleanup()
        self.tempcache = None
        # Undocumented feature: if you assign {} to tempcache,
        # it is used to cache files retrieved with
        # self.retrieve().  This is not enabled by default
        # since it does not work for changing documents (and I
        # haven't got the logic to check expiration headers
        # yet).
        self.ftpcache = ftpcache
        # Undocumented feature: you can use a different
        # ftp cache by assigning to the .ftpcache member;
        # in case you want logically independent URL openers
        # XXX This is not threadsafe.  Bah. 

def os_path_relpath(path, start=os.path.curdir):
    """Return a relative version of a path"""

    if not path:
        raise ValueError("no path specified")

    start_list = [x for x in os.path.abspath(start).split(os.path.sep) if x]
    path_list = [x for x in os.path.abspath(path).split(os.path.sep) if x]

    # Work out how much of the filepath is shared by start and path.
    i = len(os.path.commonprefix([start_list, path_list]))

    rel_list = [os.path.pardir] * (len(start_list)-i) + path_list[i:]
    if not rel_list:
        return os.path.curdir
    return os.path.join(*rel_list) 

def check_version(self):

        ''' Check the database version to ensure we do not need to do a reset.
        '''
        with Database('emby') as embydb:

            version = emby_db.EmbyDatabase(embydb.cursor).get_version()
            LOG.info("---[ db/%s ]", version)

        if version and compare_version(version, "3.1.0") < 0:
            resp = dialog("yesno", heading=_('addon_name'), line1=_(33022))

            if not resp:

                LOG.warn("Database version is out of date! USER IGNORED!")
                dialog("ok", heading=_('addon_name'), line1=_(33023))

                raise Exception("User backed out of a required database reset")
            else:
                reset()

                raise Exception("Completed database reset") 

def _plugins(self, request=None, all=False):
        ps = list(get_plugins())
        should_show_all = False
        if request is not None:
            should_show_all = request.args.get("all")
        else:
            should_show_all = all
        if not should_show_all:
            ps = [p for p in ps if p["name"] not in DEFAULT_PLUGINS]
        return [
            {
                "name": p["name"],
                "static": p["static_path"] is not None,
                "templates": p["templates_path"] is not None,
                "version": p.get("version"),
                "hooks": p["hooks"],
            }
            for p in ps
        ] 

def mac_ver(release='',versioninfo=('','',''),machine=''):

    """ Get MacOS version information and return it as tuple (release,
        versioninfo, machine) with versioninfo being a tuple (version,
        dev_stage, non_release_version).

        Entries which cannot be determined are set to the parameter values
        which default to ''. All tuple entries are strings.
    """

    # First try reading the information from an XML file which should
    # always be present
    info = _mac_ver_xml()
    if info is not None:
        return info

    # If that doesn't work for some reason fall back to reading the
    # information using gestalt calls.
    info = _mac_ver_gestalt()
    if info is not None:
        return info

    # If that also doesn't work return the default values
    return release,versioninfo,machine 

def main():
    system_major = sys.version_info.major
    if REQUIRED_PYTHON == "python":
        required_major = 2
    elif REQUIRED_PYTHON == "python3":
        required_major = 3
    else:
        raise ValueError("Unrecognized python interpreter: {}".format(
            REQUIRED_PYTHON))

    if system_major != required_major:
        raise TypeError(
            "This project requires Python {}. Found: Python {}".format(
                required_major, sys.version))
    else:
        print(">>> Development environment passes all tests!") 

def do_py(self, arg):
        '''
        py <command>: Executes a Python command.
        py: Enters interactive Python mode.
        End with ``Ctrl-D`` (Unix) / ``Ctrl-Z`` (Windows), ``quit()``, ``exit()``.
        Non-python commands can be issued with ``cmd("your command")``.
        Run python code from external files with ``run("filename.py")``
        '''
        self.pystate['self'] = self
        arg = arg.parsed.raw[2:].strip()
        localvars = (self.locals_in_py and self.pystate) or {}
        interp = InteractiveConsole(locals=localvars)
        interp.runcode('import sys, os;sys.path.insert(0, os.getcwd())')
        if arg.strip():
            interp.runcode(arg)
        else:
            def quit():
                raise EmbeddedConsoleExit
            def onecmd_plus_hooks(arg):
                return self.onecmd_plus_hooks(arg + '\n')
            def run(arg):
                try:
                    file = open(arg)
                    interp.runcode(file.read())
                    file.close()
                except IOError as e:
                    self.perror(e)
            self.pystate['quit'] = quit
            self.pystate['exit'] = quit
            self.pystate['cmd'] = onecmd_plus_hooks
            self.pystate['run'] = run
            try:
                cprt = 'Type "help", "copyright", "credits" or "license" for more information.'
                keepstate = Statekeeper(sys, ('stdin','stdout'))
                sys.stdout = self.stdout
                sys.stdin = self.stdin
                interp.interact(banner= "Python %s on %s\n%s\n(%s)\n%s" %
                       (sys.version, sys.platform, cprt, self.__class__.__name__, self.do_py.__doc__))
            except EmbeddedConsoleExit:
                pass
            keepstate.restore() 

def onecmd(self, line):
        """Interpret the argument as though it had been typed in response
        to the prompt.

        This may be overridden, but should not normally need to be;
        see the precmd() and postcmd() methods for useful execution hooks.
        The return value is a flag indicating whether interpretation of
        commands by the interpreter should stop.

        This (`cmd2`) version of `onecmd` already override's `cmd`'s `onecmd`.

        """
        statement = self.parsed(line)
        self.lastcmd = statement.parsed.raw
        funcname = self.func_named(statement.parsed.command)
        if not funcname:
            return self._default(statement)
        try:
            func = getattr(self, funcname)
        except AttributeError:
            return self._default(statement)
        stop = func(statement)
        return stop 

def print_cuda_statistics():
    logger = logging.getLogger("Cuda Statistics")
    import sys
    from subprocess import call
    import torch
    logger.info('__Python VERSION:  {}'.format(sys.version))
    logger.info('__pyTorch VERSION:  {}'.format(torch.__version__))
    logger.info('__CUDA VERSION')
    call(["nvcc", "--version"])
    logger.info('__CUDNN VERSION:  {}'.format(torch.backends.cudnn.version()))
    logger.info('__Number CUDA Devices:  {}'.format(torch.cuda.device_count()))
    logger.info('__Devices')
    call(["nvidia-smi", "--format=csv",
          "--query-gpu=index,name,driver_version,memory.total,memory.used,memory.free"])
    logger.info('Active CUDA Device: GPU {}'.format(torch.cuda.current_device()))
    logger.info('Available devices  {}'.format(torch.cuda.device_count()))
    logger.info('Current cuda device  {}'.format(torch.cuda.current_device())) 

def diagnose(data):
    """Diagnostic suite for isolating common problems."""
    print "Diagnostic running on Beautiful Soup %s" % __version__
    print "Python version %s" % sys.version

    basic_parsers = ["html.parser", "html5lib", "lxml"]
    for name in basic_parsers:
        for builder in builder_registry.builders:
            if name in builder.features:
                break
        else:
            basic_parsers.remove(name)
            print (
                "I noticed that %s is not installed. Installing it may help." %
                name)

    if 'lxml' in basic_parsers:
        basic_parsers.append(["lxml", "xml"])
        try:
            from lxml import etree
            print "Found lxml version %s" % ".".join(map(str,etree.LXML_VERSION))
        except ImportError, e:
            print (
                "lxml is not installed or couldn't be imported.") 

def __init__(self, proxies=None, **x509):
        msg = "%(class)s style of invoking requests is deprecated. " \
              "Use newer urlopen functions/methods" % {'class': self.__class__.__name__}
        warnings.warn(msg, DeprecationWarning, stacklevel=3)
        if proxies is None:
            proxies = getproxies()
        assert hasattr(proxies, 'keys'), "proxies must be a mapping"
        self.proxies = proxies
        self.key_file = x509.get('key_file')
        self.cert_file = x509.get('cert_file')
        self.addheaders = [('User-Agent', self.version)]
        self.__tempfiles = []
        self.__unlink = os.unlink # See cleanup()
        self.tempcache = None
        # Undocumented feature: if you assign {} to tempcache,
        # it is used to cache files retrieved with
        # self.retrieve().  This is not enabled by default
        # since it does not work for changing documents (and I
        # haven't got the logic to check expiration headers
        # yet).
        self.ftpcache = ftpcache
        # Undocumented feature: you can use a different
        # ftp cache by assigning to the .ftpcache member;
        # in case you want logically independent URL openers
        # XXX This is not threadsafe.  Bah. 

def get_pkg_info(pkg_path):
    ''' Return dict describing the context of this package

    Parameters
    ----------
    pkg_path : str
       path containing __init__.py for package

    Returns
    -------
    context : dict
       with named parameters of interest
    '''
    src, hsh = pkg_commit_hash(pkg_path)
    import numpy
    return dict(
        pkg_path=pkg_path,
        commit_source=src,
        commit_hash=hsh,
        sys_version=sys.version,
        sys_executable=sys.executable,
        sys_platform=sys.platform,
        np_version=numpy.__version__) 

def _norm_version(version, build=''):

    """ Normalize the version and build strings and return a single
        version string using the format major.minor.build (or patchlevel).
    """
    l = version.split('.')
    if build:
        l.append(build)
    try:
        ints = map(int,l)
    except ValueError:
        strings = l
    else:
        strings = list(map(str,ints))
    version = '.'.join(strings[:3])
    return version 

def get_versions(default={"version": "unknown", "full": ""}, verbose=False):
    # I am in _version.py, which lives at ROOT/VERSIONFILE_SOURCE. If we have
    # __file__, we can work backwards from there to the root. Some
    # py2exe/bbfreeze/non-CPython implementations don't do __file__, in which
    # case we can only use expanded variables.

    variables = { "refnames": git_refnames, "full": git_full }
    ver = versions_from_expanded_variables(variables, tag_prefix, verbose)
    if ver:
        return ver

    try:
        root = os.path.abspath(__file__)
        # versionfile_source is the relative path from the top of the source
        # tree (where the .git directory might live) to this file. Invert
        # this to find the root from __file__.
        for i in range(len(versionfile_source.split("/"))):
            root = os.path.dirname(root)
    except NameError:
        return default

    return (versions_from_vcs(tag_prefix, root, verbose)
            or versions_from_parentdir(parentdir_prefix, root, verbose)
            or default) 

def parseargs(argv):
    '''handle --help, --version and our double-equal ==options'''
    args = []
    options = {}
    key = None
    for arg in argv:
        if arg in DEFAULT_OPTION_VALUES:
            key = arg.strip('=').replace('-', '_')
            options[key] = ()
        elif key is None:
            args.append(arg)
        else:
            options[key] += (arg,)

    if set(args) & {'-h', '--help'}:
        print(__doc__, end='')
        exit(0)
    elif set(args) & {'-V', '--version'}:
        print(__version__)
        exit(0)
    elif args:
        exit('invalid option: %s\nTry --help for more information.' % args[0])

    return options 

def invalid_virtualenv_reason(venv_path, source_python, destination_python, options):
    try:
        orig_path = get_original_path(venv_path)
    except CalledProcessError:
        return 'could not inspect metadata'
    if not samefile(orig_path, venv_path):
        return 'virtualenv moved %s -> %s' % (timid_relpath(orig_path), timid_relpath(venv_path))
    elif has_system_site_packages(destination_python) != options.system_site_packages:
        return 'system-site-packages changed, to %s' % options.system_site_packages

    if source_python is None:
        return
    destination_version = get_python_version(destination_python)
    source_version = get_python_version(source_python)
    if source_version != destination_version:
        return 'python version changed %s -> %s' % (destination_version, source_version) 

def pip_faster(venv_path, pip_command, install, bootstrap_deps):
    """install and run pip-faster"""
    # activate the virtualenv
    execfile_(venv_executable(venv_path, 'activate_this.py'))

    # disable a useless warning
    # FIXME: ensure a "true SSLContext" is available
    from os import environ
    environ['PIP_DISABLE_PIP_VERSION_CHECK'] = '1'

    # we always have to run the bootstrap, because the presense of an
    # executable doesn't imply the right version. pip is able to validate the
    # version in the fastpath case quickly anyway.
    run(('pip', 'install') + bootstrap_deps)

    run(pip_command + install) 

def diagnose(data):
    """Diagnostic suite for isolating common problems."""
    print "Diagnostic running on Beautiful Soup %s" % __version__
    print "Python version %s" % sys.version

    basic_parsers = ["html.parser", "html5lib", "lxml"]
    for name in basic_parsers:
        for builder in builder_registry.builders:
            if name in builder.features:
                break
        else:
            basic_parsers.remove(name)
            print (
                "I noticed that %s is not installed. Installing it may help." %
                name)

    if 'lxml' in basic_parsers:
        basic_parsers.append(["lxml", "xml"])
        try:
            from lxml import etree
            print "Found lxml version %s" % ".".join(map(str,etree.LXML_VERSION))
        except ImportError, e:
            print (
                "lxml is not installed or couldn't be imported.") 

def intro(self):
        self.output.write('''
Welcome to Python %s!  This is the interactive help utility.

If this is your first time using Python, you should definitely check out
the tutorial on the Internet at http://docs.python.org/%s/tutorial/.

Enter the name of any module, keyword, or topic to get help on writing
Python programs and using Python modules.  To quit this help utility and
return to the interpreter, just type "quit".

To get a list of available modules, keywords, or topics, type "modules",
"keywords", or "topics".  Each module also comes with a one-line summary
of what it does; to list the modules whose summaries contain a given word
such as "spam", type "modules spam".
''' % tuple([sys.version[:3]]*2)) 

def diagnose(data):
    """Diagnostic suite for isolating common problems."""
    print "Diagnostic running on Beautiful Soup %s" % __version__
    print "Python version %s" % sys.version

    basic_parsers = ["html.parser", "html5lib", "lxml"]
    for name in basic_parsers:
        for builder in builder_registry.builders:
            if name in builder.features:
                break
        else:
            basic_parsers.remove(name)
            print (
                "I noticed that %s is not installed. Installing it may help." %
                name)

    if 'lxml' in basic_parsers:
        basic_parsers.append(["lxml", "xml"])
        try:
            from lxml import etree
            print "Found lxml version %s" % ".".join(map(str,etree.LXML_VERSION))
        except ImportError, e:
            print (
                "lxml is not installed or couldn't be imported.") 

def test_value_python3():
    import sys
    if sys.version[0] != "3":
        passed()
        return
    try:
        import_task_file()
        passed()
    except TypeError:
        failed("Division operator returns float in Python 3. Use int() function to convert float to integer.") 

def decorate(func, caller, extras=()):
    """
    decorate(func, caller) decorates a function using a caller.
    If the caller is a generator function, the resulting function
    will be a generator function.
    """
    evaldict = dict(_call_=caller, _func_=func)
    es = ''
    for i, extra in enumerate(extras):
        ex = '_e%d_' % i
        evaldict[ex] = extra
        es += ex + ', '

    if '3.5' <= sys.version < '3.6':
        # with Python 3.5 isgeneratorfunction returns True for all coroutines
        # however we know that it is NOT possible to have a generator
        # coroutine in python 3.5: PEP525 was not there yet
        generatorcaller = isgeneratorfunction(
            caller) and not iscoroutinefunction(caller)
    else:
        generatorcaller = isgeneratorfunction(caller)
    if generatorcaller:
        fun = FunctionMaker.create(
            func, "for res in _call_(_func_, %s%%(shortsignature)s):\n"
                  "    yield res" % es, evaldict, __wrapped__=func)
    else:
        fun = FunctionMaker.create(
            func, "return _call_(_func_, %s%%(shortsignature)s)" % es,
            evaldict, __wrapped__=func)
    if hasattr(func, '__qualname__'):
        fun.__qualname__ = func.__qualname__
    return fun 

def iselement(element):
    # FIXME: not sure about this; might be a better idea to look
    # for tag/attrib/text attributes
    return isinstance(element, _ElementInterface) or hasattr(element, "tag")

##
# Writes an element tree or element structure to sys.stdout.  This
# function should be used for debugging only.
# <p>
# The exact output format is implementation dependent.  In this
# version, it's written as an ordinary XML file.
#
# @param elem An element tree or an individual element. 

def to_debug_report(self):
        """Gets the essential information for debugging.

        :return: The report for debugging.
        """
        return "Python SDK Debug Report:\n"\
               "OS: {env}\n"\
               "Python Version: {pyversion}\n"\
               "Version of the API: 1.2.0\n"\
               "SDK Package Version: 1.0".\
               format(env=sys.platform, pyversion=sys.version) 

def write(self, file, encoding="us-ascii"):
        assert self._root is not None
        if not hasattr(file, "write"):
            file = open(file, "wb")
        if not encoding:
            encoding = "us-ascii"
        elif encoding != "utf-8" and encoding != "us-ascii":
            file.write("<?xml version='1.0' encoding='%s'?>\n" % encoding)
        self._write(file, self._root, encoding, {}) 

def make_connection(self, host):
        if self._connection and host == self._connection[0]:
            return self._connection[1]

        if not hasattr(http_client, "HTTPSConnection"):
            raise NotImplementedError(
            "your version of http.client doesn't support HTTPS")
        # create a HTTPS connection object from a host descriptor
        # host may be a string, or a (host, x509-dict) tuple
        chost, self._extra_headers, x509 = self.get_host_info(host)
        self._connection = host, http_client.HTTPSConnection(chost,
            None, **(x509 or {}))
        return self._connection[1]

##
# Standard server proxy.  This class establishes a virtual connection
# to an XML-RPC server.
# <p>
# This class is available as ServerProxy and Server.  New code should
# use ServerProxy, to avoid confusion.
#
# @def ServerProxy(uri, **options)
# @param uri The connection point on the server.
# @keyparam transport A transport factory, compatible with the
#    standard transport class.
# @keyparam encoding The default encoding used for 8-bit strings
#    (default is UTF-8).
# @keyparam verbose Use a true value to enable debugging output.
#    (printed to standard output).
# @see Transport 

def __init__(self, app, parent):
        wal.HPanel.__init__(self, parent)
        hp = wal.HPanel(self)
        self.pack(hp)
        hp.pack((55, 15))
        logo_p = wal.VPanel(hp)
        hp.pack(logo_p, fill=True)
        logo_p.pack(get_bmp(logo_p, icons.SK1_ICON48), padding=5)
        hp.pack((10, 5))

        box = wal.VPanel(hp)
        hp.pack(box, padding=5)
        data = app.appdata
        txt = data.app_name + ' - ' + _('vector graphics editor')
        box.pack(wal.Label(box, txt, True, 2), fill=True)

        data = app.appdata
        mark = '' if not data.build else ' %s %s' % (_('build'), data.build)
        txt = '%s: %s %s%s' % (_('Version'), data.version, data.revision, mark)
        box.pack(wal.Label(box, txt), fill=True)
        box.pack((35, 35))

        import datetime
        year = str(datetime.date.today().year)
        txt = '(C) 2011-%s sK1 Project team' % year + '\n'
        box.pack(wal.Label(box, txt), fill=True)
        p = wal.HPanel(box)
        p.pack(wal.HyperlinkLabel(p, 'https://sk1project.net'))
        box.pack(p, fill=True) 

def __init__(self, config_file):
        if sys.version[0] == "2":
            CP.__init__(self)
        else:
            super().__init__()
        if not os.path.exists(config_file):
            raise Exception("Could not find " + config_file)
        f = open(config_file)
        id_string = f.readline().split("=")

        if id_string[0].strip().upper() in ["CAPI", "SAPI"]:
            self.type = id_string[0]
        else:
            raise SyntaxError("Could not find API type in " + config_file)
        try:
            self.version = int(id_string[1].strip())
        except ValueError:
            raise SyntaxError("Unknown version '{}'".format(id_string[1].strip()))

        except IndexError:
            raise SyntaxError("Could not find API version in " + config_file)
        if sys.version[0] == "2":
            exceptions = (configparser.ParsingError, configparser.DuplicateSectionError)
        else:
            exceptions = (
                configparser.ParsingError,
                configparser.DuplicateSectionError,
                configparser.DuplicateOptionError,
            )
        try:
            if sys.version[0] == "2":
                self.readfp(f)
            else:
                self.read_file(f)
        except configparser.MissingSectionHeaderError:
            raise SyntaxError("Missing section header")
        except exceptions as e:
            raise SyntaxError(e.message) 

def make_connection(self, host):
        if self._connection and host == self._connection[0]:
            return self._connection[1]

        if not hasattr(http_client, "HTTPSConnection"):
            raise NotImplementedError(
            "your version of http.client doesn't support HTTPS")
        # create a HTTPS connection object from a host descriptor
        # host may be a string, or a (host, x509-dict) tuple
        chost, self._extra_headers, x509 = self.get_host_info(host)
        self._connection = host, http_client.HTTPSConnection(chost,
            None, **(x509 or {}))
        return self._connection[1]

##
# Standard server proxy.  This class establishes a virtual connection
# to an XML-RPC server.
# <p>
# This class is available as ServerProxy and Server.  New code should
# use ServerProxy, to avoid confusion.
#
# @def ServerProxy(uri, **options)
# @param uri The connection point on the server.
# @keyparam transport A transport factory, compatible with the
#    standard transport class.
# @keyparam encoding The default encoding used for 8-bit strings
#    (default is UTF-8).
# @keyparam verbose Use a true value to enable debugging output.
#    (printed to standard output).
# @see Transport