Python tempfile.gettempprefix() Examples

def mkstemp(suffix=None, prefix=None, dir=None, text=False):
    """
    Args:
        suffix (`pathlike` or `None`): suffix or `None` to use the default
        prefix (`pathlike` or `None`): prefix or `None` to use the default
        dir (`pathlike` or `None`): temp dir or `None` to use the default
        text (bool): if the file should be opened in text mode
    Returns:
        Tuple[`int`, `fsnative`]:
            A tuple containing the file descriptor and the file path
    Raises:
        EnvironmentError

    Like :func:`python3:tempfile.mkstemp` but always returns a `fsnative`
    path.
    """

    suffix = fsnative() if suffix is None else path2fsn(suffix)
    prefix = gettempprefix() if prefix is None else path2fsn(prefix)
    dir = gettempdir() if dir is None else path2fsn(dir)

    return tempfile.mkstemp(suffix, prefix, dir, text) 

def mkdtemp(suffix=None, prefix=None, dir=None):
    """
    Args:
        suffix (`pathlike` or `None`): suffix or `None` to use the default
        prefix (`pathlike` or `None`): prefix or `None` to use the default
        dir (`pathlike` or `None`): temp dir or `None` to use the default
    Returns:
        `fsnative`: A path to a directory
    Raises:
        EnvironmentError

    Like :func:`python3:tempfile.mkstemp` but always returns a `fsnative` path.
    """

    suffix = fsnative() if suffix is None else path2fsn(suffix)
    prefix = gettempprefix() if prefix is None else path2fsn(prefix)
    dir = gettempdir() if dir is None else path2fsn(dir)

    return tempfile.mkdtemp(suffix, prefix, dir) 

def runTest(self):
        """The actual test goes here."""
        if os.system(
            "ruby --help > %s" %
            os.path.join(
                tempfile.gettempdir(),
                tempfile.gettempprefix()
                )
            ):
            self.stop()
            raise RuntimeError("""Can't find the "ruby" command.""")
        self.reportProgres()
        if not os.path.exists("py2rb/builtins/module.rb"):
            self.stop()
            raise RuntimeError("""Can't find the "py2rb/builtins/module.rb" command.""")
        if not os.path.exists("py2rb/builtins/using.rb"):
            self.stop()
            raise RuntimeError("""Can't find the "py2rb/builtins/using.rb" command.""")
        if not os.path.exists("py2rb/builtins/require.rb"):
            self.stop()
            raise RuntimeError("""Can't find the "py2rb/builtins/require.rb" command.""")
        self.reportProgres() 

def serve(content):
    """Write content to a temp file and serve it in browser"""
    temp_folder = tempfile.gettempdir()
    temp_file_name = tempfile.gettempprefix() + str(uuid.uuid4()) + ".html"
    # Generate a file path with a random name in temporary dir
    temp_file_path = os.path.join(temp_folder, temp_file_name)

    # save content to temp file
    save(temp_file_path, content)

    # Open templfile in a browser
    webbrowser.open("file://{}".format(temp_file_path))

    # Block the thread while content is served
    try:
        while True:
            time.sleep(1)
    except KeyboardInterrupt:
        # cleanup the temp file
        os.remove(temp_file_path) 

def test_exports(self):
        # There are no surprising symbols in the tempfile module
        dict = tempfile.__dict__

        expected = {
            "NamedTemporaryFile" : 1,
            "TemporaryFile" : 1,
            "mkstemp" : 1,
            "mkdtemp" : 1,
            "mktemp" : 1,
            "TMP_MAX" : 1,
            "gettempprefix" : 1,
            "gettempdir" : 1,
            "tempdir" : 1,
            "template" : 1,
            "SpooledTemporaryFile" : 1,
            "TemporaryDirectory" : 1,
        }

        unexp = []
        for key in dict:
            if key[0] != '_' and key not in expected:
                unexp.append(key)
        self.assertTrue(len(unexp) == 0,
                        "unexpected keys: %s" % unexp) 

def test_usable_template(self):
        # gettempprefix returns a usable prefix string

        # Create a temp directory, avoiding use of the prefix.
        # Then attempt to create a file whose name is
        # prefix + 'xxxxxx.xxx' in that directory.
        p = tempfile.gettempprefix() + "xxxxxx.xxx"
        d = tempfile.mkdtemp(prefix="")
        try:
            p = os.path.join(d, p)
            try:
                fd = os.open(p, os.O_RDWR | os.O_CREAT)
            except:
                self.failOnException("os.open")
            os.close(fd)
            os.unlink(p)
        finally:
            os.rmdir(d) 

def test_usable_template(self):
        # gettempprefix returns a usable prefix string

        # Create a temp directory, avoiding use of the prefix.
        # Then attempt to create a file whose name is
        # prefix + 'xxxxxx.xxx' in that directory.
        p = tempfile.gettempprefix() + "xxxxxx.xxx"
        d = tempfile.mkdtemp(prefix="")
        try:
            p = os.path.join(d, p)
            try:
                fd = os.open(p, os.O_RDWR | os.O_CREAT)
            except:
                self.failOnException("os.open")
            os.close(fd)
            os.unlink(p)
        finally:
            os.rmdir(d) 

def test_exports(self):
        # There are no surprising symbols in the tempfile module
        dict = tempfile.__dict__

        expected = {
            "NamedTemporaryFile" : 1,
            "TemporaryFile" : 1,
            "mkstemp" : 1,
            "mkdtemp" : 1,
            "mktemp" : 1,
            "TMP_MAX" : 1,
            "gettempprefix" : 1,
            "gettempdir" : 1,
            "tempdir" : 1,
            "template" : 1,
            "SpooledTemporaryFile" : 1
        }

        unexp = []
        for key in dict:
            if key[0] != '_' and key not in expected:
                unexp.append(key)
        self.assertTrue(len(unexp) == 0,
                        "unexpected keys: %s" % unexp) 

def test_exports(self):
        # There are no surprising symbols in the tempfile module
        dict = tempfile.__dict__

        expected = {
            "NamedTemporaryFile" : 1,
            "TemporaryFile" : 1,
            "mkstemp" : 1,
            "mkdtemp" : 1,
            "mktemp" : 1,
            "TMP_MAX" : 1,
            "gettempprefix" : 1,
            "gettempdir" : 1,
            "tempdir" : 1,
            "template" : 1,
            "SpooledTemporaryFile" : 1
        }

        unexp = []
        for key in dict:
            if key[0] != '_' and key not in expected:
                unexp.append(key)
        self.assertTrue(len(unexp) == 0,
                        "unexpected keys: %s" % unexp) 

def test_usable_template(self):
        # gettempprefix returns a usable prefix string

        # Create a temp directory, avoiding use of the prefix.
        # Then attempt to create a file whose name is
        # prefix + 'xxxxxx.xxx' in that directory.
        p = tempfile.gettempprefix() + "xxxxxx.xxx"
        d = tempfile.mkdtemp(prefix="")
        try:
            p = os.path.join(d, p)
            try:
                fd = os.open(p, os.O_RDWR | os.O_CREAT)
            except:
                self.failOnException("os.open")
            os.close(fd)
            os.unlink(p)
        finally:
            os.rmdir(d) 

def test_exports(self):
        # There are no surprising symbols in the tempfile module
        dict = tempfile.__dict__

        expected = {
            "NamedTemporaryFile" : 1,
            "TemporaryFile" : 1,
            "mkstemp" : 1,
            "mkdtemp" : 1,
            "mktemp" : 1,
            "TMP_MAX" : 1,
            "gettempprefix" : 1,
            "gettempdir" : 1,
            "tempdir" : 1,
            "template" : 1,
            "SpooledTemporaryFile" : 1,
            "TemporaryDirectory" : 1,
        }

        unexp = []
        for key in dict:
            if key[0] != '_' and key not in expected:
                unexp.append(key)
        self.assertTrue(len(unexp) == 0,
                        "unexpected keys: %s" % unexp) 

def mkstemp(suffix="", prefix=_tempfile.gettempprefix(), dir=None,
                text=False):
        """ Create secure temp file """
        # pylint: disable = W0622
        if dir is None:
            dir = _tempfile.gettempdir()
        if text:
            flags = _text_openflags
        else:
            flags = _bin_openflags
        count = 100
        while count > 0:
            j = _tempfile._counter.get_next() # pylint: disable = E1101, W0212
            fname = _os.path.join(dir, prefix + str(j) + suffix)
            try:
                fd = _os.open(fname, flags, 0600)
            except OSError, e:
                if e.errno == _errno.EEXIST:
                    count -= 1
                    continue
                raise
            _set_cloexec(fd)
            return fd, _os.path.abspath(fname)
        raise IOError, (_errno.EEXIST, "No usable temporary file name found") 

def test_fetch(self):
        # Create temp file to copy
        file = open(os.path.join(self._copyFile.copy_from_prefix,
                                 "%sbigFileXYZA" % tempfile.gettempprefix()), 'w')
        file.write("Lots of interesting stuff")
        file.close()
        # Perform copy
        interpolate_dict = {"project_identifier": tempfile.gettempprefix(),
                            "product_identifier": "bigFile",
                            "run_identifier": "XYZ"}
        result_paths = self._copyFile.fetch(interpolate_dict=interpolate_dict)
        # Test copied file exists and DataFile matches
        self.assertEqual(len(result_paths), 1)
        df = result_paths[0]
        self.assertEqual(df.file_name, "%sbigFileXYZB" % tempfile.gettempprefix())
        self.assertEqual(df.location, os.path.join(tempfile.gettempdir(),
                                                   "%sbigFileXYZB" % tempfile.gettempprefix()))
        self.assertEqual(df.equipment, self._equipmentSequencer)
        self.assertIs(filecmp.cmp(
            os.path.join(tempfile.gettempdir(), "%sbigFileXYZA" % tempfile.gettempprefix()),
            os.path.join(tempfile.gettempdir(), "%sbigFileXYZB" % tempfile.gettempprefix())), True)
        # Clean up
        os.remove(os.path.join(tempfile.gettempdir(), "%sbigFileXYZA" % tempfile.gettempprefix()))
        os.remove(os.path.join(tempfile.gettempdir(), "%sbigFileXYZB" % tempfile.gettempprefix())) 

def mkstemp(suffix="", prefix=_tempfile.gettempprefix(), dir=None,
                text=False):
        """ Create secure temp file """
        # pylint: disable = W0622
        if dir is None:
            dir = _tempfile.gettempdir()
        if text:
            flags = _text_openflags
        else:
            flags = _bin_openflags
        count = 100
        while count > 0:
            j = _tempfile._counter.get_next() # pylint: disable = E1101, W0212
            fname = _os.path.join(dir, prefix + str(j) + suffix)
            try:
                fd = _os.open(fname, flags, 0600)
            except OSError, e:
                if e.errno == _errno.EEXIST:
                    count -= 1
                    continue
                raise
            _set_cloexec(fd)
            return fd, _os.path.abspath(fname)
        raise IOError, (_errno.EEXIST, "No usable temporary file name found") 

def test_exports(self):
        # There are no surprising symbols in the tempfile module
        dict = tempfile.__dict__

        expected = {
            "NamedTemporaryFile" : 1,
            "TemporaryFile" : 1,
            "mkstemp" : 1,
            "mkdtemp" : 1,
            "mktemp" : 1,
            "TMP_MAX" : 1,
            "gettempprefix" : 1,
            "gettempdir" : 1,
            "tempdir" : 1,
            "template" : 1,
            "SpooledTemporaryFile" : 1
        }

        unexp = []
        for key in dict:
            if key[0] != '_' and key not in expected:
                unexp.append(key)
        self.assertTrue(len(unexp) == 0,
                        "unexpected keys: %s" % unexp) 

def test_usable_template(self):
        # gettempprefix returns a usable prefix string

        # Create a temp directory, avoiding use of the prefix.
        # Then attempt to create a file whose name is
        # prefix + 'xxxxxx.xxx' in that directory.
        p = tempfile.gettempprefix() + "xxxxxx.xxx"
        d = tempfile.mkdtemp(prefix="")
        try:
            p = os.path.join(d, p)
            try:
                fd = os.open(p, os.O_RDWR | os.O_CREAT)
            except:
                self.failOnException("os.open")
            os.close(fd)
            os.unlink(p)
        finally:
            os.rmdir(d) 

def test_exports(self):
        # There are no surprising symbols in the tempfile module
        dict = tempfile.__dict__

        expected = {
            "NamedTemporaryFile" : 1,
            "TemporaryFile" : 1,
            "mkstemp" : 1,
            "mkdtemp" : 1,
            "mktemp" : 1,
            "TMP_MAX" : 1,
            "gettempprefix" : 1,
            "gettempdir" : 1,
            "tempdir" : 1,
            "template" : 1,
            "SpooledTemporaryFile" : 1,
            "TemporaryDirectory" : 1,
        }

        unexp = []
        for key in dict:
            if key[0] != '_' and key not in expected:
                unexp.append(key)
        self.assertTrue(len(unexp) == 0,
                        "unexpected keys: %s" % unexp) 

def test_exports(self):
        # There are no surprising symbols in the tempfile module
        dict = tempfile.__dict__

        expected = {
            "NamedTemporaryFile" : 1,
            "TemporaryFile" : 1,
            "mkstemp" : 1,
            "mkdtemp" : 1,
            "mktemp" : 1,
            "TMP_MAX" : 1,
            "gettempprefix" : 1,
            "gettempdir" : 1,
            "tempdir" : 1,
            "template" : 1,
            "SpooledTemporaryFile" : 1
        }

        unexp = []
        for key in dict:
            if key[0] != '_' and key not in expected:
                unexp.append(key)
        self.assertTrue(len(unexp) == 0,
                        "unexpected keys: %s" % unexp) 

def test_usable_template(self):
        # gettempprefix returns a usable prefix string

        # Create a temp directory, avoiding use of the prefix.
        # Then attempt to create a file whose name is
        # prefix + 'xxxxxx.xxx' in that directory.
        p = tempfile.gettempprefix() + "xxxxxx.xxx"
        d = tempfile.mkdtemp(prefix="")
        try:
            p = os.path.join(d, p)
            try:
                fd = os.open(p, os.O_RDWR | os.O_CREAT)
            except:
                self.failOnException("os.open")
            os.close(fd)
            os.unlink(p)
        finally:
            os.rmdir(d) 

def _run_scan(arguments, scan_target, allow_file=False):
	tmp_path = arguments.tmp_path
	if tmp_path is None:
		tmp_path = os.path.join(tempfile.gettempdir(), tempfile.gettempprefix() + smoke_zephyr.utilities.random_string_alphanumeric(8))

	fetch.smart_fetch(scan_target, tmp_path, allow_file=allow_file)

	scanner = runner.SubprocessRunner(
		tmp_path,
		shutil.which('python')
	)

	print('[*] scanning: ' + tmp_path)
	scanner.run()
	scanner.wait()
	if not arguments.save_path:
		shutil.rmtree(tmp_path)
	return scanner 

def test_exports(self):
        # There are no surprising symbols in the tempfile module
        dict = tempfile.__dict__

        expected = {
            "NamedTemporaryFile" : 1,
            "TemporaryFile" : 1,
            "mkstemp" : 1,
            "mkdtemp" : 1,
            "mktemp" : 1,
            "TMP_MAX" : 1,
            "gettempprefix" : 1,
            "gettempdir" : 1,
            "tempdir" : 1,
            "template" : 1,
            "SpooledTemporaryFile" : 1,
            "TemporaryDirectory" : 1,
        }

        unexp = []
        for key in dict:
            if key[0] != '_' and key not in expected:
                unexp.append(key)
        self.assertTrue(len(unexp) == 0,
                        "unexpected keys: %s" % unexp) 

def gettempprefix():
    """
    Returns:
        `fsnative`

    Like :func:`python3:tempfile.gettempprefix`, but always returns a
    `fsnative` path
    """

    return path2fsn(tempfile.gettempprefix()) 

def transform_command_with_value(command, value, notification_timestamp):
    python_download_script = 'zk_download_data.py'

    if len(value) > _LONG_VALUE_THRESHOLD:
        # If the value is too long (serverset is too large), OSError may be thrown.
        # Instead of passing it in command line, write to a temp file and
        # let zk_download_data read from it.
        value = value.replace("\n", "").replace("\r", "")
        md5digest = zk_util.get_md5_digest(value)
        tmp_filename = 'zk_update_largefile_' + md5digest + '_' + str(notification_timestamp)
        tmp_dir = tempfile.gettempprefix()
        tmp_filepath = os.path.join('/', tmp_dir, tmp_filename)

        log.info("This is a long value, write it to temp file %s", tmp_filepath)
        try:
            with open(tmp_filepath, 'w') as f:
                f.write(value + '\n' + md5digest)
        except Exception as e:
            log.exception(
                "%s: Failed to generate temp file %s for storing large size values"
                % (e.message, tmp_filepath))
            return (None, None)
        finally:
            f.close()
        transformed_command = command.replace(
            python_download_script, "%s -l %s" % (
                python_download_script, tmp_filepath))
        return transformed_command, tmp_filepath
    else:
        transformed_command = command.replace(
            python_download_script, "%s -v '%s'" % (
                python_download_script, value))
        return transformed_command, None 

def test_sane_template(self):
        # gettempprefix returns a nonempty prefix string
        p = tempfile.gettempprefix()

        self.assertIsInstance(p, str)
        self.assertTrue(len(p) > 0) 

def test_sane_template(self):
        # gettempprefix returns a nonempty prefix string
        p = tempfile.gettempprefix()

        self.assertIsInstance(p, basestring)
        self.assertTrue(len(p) > 0) 

def test_sane_template(self):
        # gettempprefix returns a nonempty prefix string
        p = tempfile.gettempprefix()

        self.assertIsInstance(p, basestring)
        self.assertTrue(len(p) > 0) 

def test_sane_template(self):
        # gettempprefix returns a nonempty prefix string
        p = tempfile.gettempprefix()

        self.assertIsInstance(p, str)
        self.assertTrue(len(p) > 0) 

def test_usable_template(self):
        # gettempprefix returns a usable prefix string

        # Create a temp directory, avoiding use of the prefix.
        # Then attempt to create a file whose name is
        # prefix + 'xxxxxx.xxx' in that directory.
        p = tempfile.gettempprefix() + "xxxxxx.xxx"
        d = tempfile.mkdtemp(prefix="")
        try:
            p = os.path.join(d, p)
            fd = os.open(p, os.O_RDWR | os.O_CREAT)
            os.close(fd)
            os.unlink(p)
        finally:
            os.rmdir(d) 

def resolver_dir(config):
    resolvers = []
    config.resolver_dir = os.path.join(
        tempfile.gettempdir(),
        "{0}-{1}".format(tempfile.gettempprefix(), "resolver")
    )
    resolvers.append(config.resolver_dir)
    yield config.resolver_dir
    resolvers.append(config.resolver_dir)
    for resolver in filter(None, set(resolvers)):
        if os.path.isdir(resolver):
            os.rmdir(resolver) 

def test_sane_template(self):
        # gettempprefix returns a nonempty prefix string
        p = tempfile.gettempprefix()

        self.assertIsInstance(p, basestring)
        self.assertTrue(len(p) > 0) 

def test_sane_template(self):
        # gettempprefix returns a nonempty prefix string
        p = tempfile.gettempprefix()

        self.assertIsInstance(p, str)
        self.assertTrue(len(p) > 0) 

def test_usable_template(self):
        # gettempprefix returns a usable prefix string

        # Create a temp directory, avoiding use of the prefix.
        # Then attempt to create a file whose name is
        # prefix + 'xxxxxx.xxx' in that directory.
        p = tempfile.gettempprefix() + "xxxxxx.xxx"
        d = tempfile.mkdtemp(prefix="")
        try:
            p = os.path.join(d, p)
            fd = os.open(p, os.O_RDWR | os.O_CREAT)
            os.close(fd)
            os.unlink(p)
        finally:
            os.rmdir(d) 

def test_sane_template(self):
        # gettempprefix returns a nonempty prefix string
        p = tempfile.gettempprefix()

        self.assertIsInstance(p, basestring)
        self.assertTrue(len(p) > 0) 

def test_sane_template(self):
        # gettempprefix returns a nonempty prefix string
        p = tempfile.gettempprefix()

        self.assertIsInstance(p, str)
        self.assertTrue(len(p) > 0) 

def test_usable_template(self):
        # gettempprefix returns a usable prefix string

        # Create a temp directory, avoiding use of the prefix.
        # Then attempt to create a file whose name is
        # prefix + 'xxxxxx.xxx' in that directory.
        p = tempfile.gettempprefix() + "xxxxxx.xxx"
        d = tempfile.mkdtemp(prefix="")
        try:
            p = os.path.join(d, p)
            fd = os.open(p, os.O_RDWR | os.O_CREAT)
            os.close(fd)
            os.unlink(p)
        finally:
            os.rmdir(d) 

def NamedTemporaryFile(mode='w+b', bufsize=-1,
                       suffix="tmp", prefix=gettempprefix(), dir=None, delete=True):
    
    """ Variation on tempfile.NamedTemporaryFile(…), such that suffixes are passed
        WITHOUT specifying the period in front (versus the standard library version
        which makes you pass suffixes WITH the fucking period, ugh).
    """
    
    from tempfile import _bin_openflags, _text_openflags,   \
                         _mkstemp_inner, _os,               \
                         _TemporaryFileWrapper,             \
                         gettempdir
    
    if dir is None:
        dir = gettempdir()
    
    if 'b' in mode:
        flags = _bin_openflags
    else:
        flags = _text_openflags
    
    if _os.name == 'nt' and delete:
        flags |= _os.O_TEMPORARY
    
    (fd, name) = _mkstemp_inner(dir, prefix, ".%s" % suffix, flags)
    try:
        file = _os.fdopen(fd, mode, bufsize)
        return _TemporaryFileWrapper(file, name, delete)
    except BaseException as baseexc:
        _os.unlink(name)
        _os.close(fd)
        raise FilesystemError(str(baseexc)) 

def test_get_as_csv(self):
        temp_file = os.path.join(tempfile.gettempdir(),
                                 '%s%s.tmp' % (tempfile.gettempprefix(), datetime.now().strftime('%f')))

        with open(temp_file, 'wb') as f:
            self.test_client.datasets.get_csv(self.ds_name, f, page_size=1000)

        with open(temp_file, 'r') as f:
            # the +1 is for the headers written to the file
            self.assertEqual(len(self.data) + 1, len(f.readlines()))

        os.remove(temp_file)