Python locale.getpreferredencoding方法代碼示例

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def test_not_ascii():  # NOCOV
    """
    Make sure that the systems preferred encoding is not `ascii`.

    Otherwise `click` is raising a RuntimeError for Python3. For a detailed
    description of this very problem please consult the following gist:
    https://gist.github.com/hackebrot/937245251887197ef542

    This test also checks that `tox.ini` explicitly copies the according
    system environment variables to the test environments.
    """
    try:
        preferred_encoding = locale.getpreferredencoding()
        fs_enc = codecs.lookup(preferred_encoding).name
    except Exception:
        fs_enc = "ascii"
    assert fs_enc != "ascii" 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def get_process_output(process, encoding=None):
    """Get the output from the process."""

    output = process.communicate()
    returncode = process.returncode

    if not encoding:
        try:
            encoding = sys.stdout.encoding
        except Exception:
            encoding = locale.getpreferredencoding()

    if returncode != 0:
        raise RuntimeError("Runtime Error: %s" % (output[0].rstrip().decode(encoding, errors='replace')))

    return output[0].decode(encoding, errors='replace') 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def filepath_from_subprocess_output(output):
    """
    Convert `bytes` in the encoding used by a subprocess into a filesystem-appropriate `str`.

    Inherited from `exec_command`, and possibly incorrect.
    """
    mylocale = locale.getpreferredencoding(False)
    if mylocale is None:
        mylocale = 'ascii'
    output = output.decode(mylocale, errors='replace')
    output = output.replace('\r\n', '\n')
    # Another historical oddity
    if output[-1:] == '\n':
        output = output[:-1]
    # stdio uses bytes in python 2, so to avoid issues, we simply
    # remove all non-ascii characters
    if sys.version_info < (3, 0):
        output = output.encode('ascii', errors='replace')
    return output 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def main(args=None):
    if args is None:
        args = sys.argv[1:]

    # Configure our deprecation warnings to be sent through loggers
    deprecation.install_warning_logger()

    autocomplete()

    try:
        cmd_name, cmd_args = parseopts(args)
    except PipError as exc:
        sys.stderr.write("ERROR: %s" % exc)
        sys.stderr.write(os.linesep)
        sys.exit(1)

    # Needed for locale.getpreferredencoding(False) to work
    # in pip.utils.encoding.auto_decode
    locale.setlocale(locale.LC_ALL, '')
    command = commands_dict[cmd_name](isolated=check_isolated(cmd_args))
    return command.main(cmd_args)


# ###########################################################
# # Writing freeze files 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def read_text_file(filename):
    """Return the contents of *filename*.

    Try to decode the file contents with utf-8, the preferred system encoding
    (e.g., cp1252 on some Windows machines), and latin1, in that order.
    Decoding a byte string with latin1 will never raise an error. In the worst
    case, the returned string will contain some garbage characters.

    """
    with open(filename, 'rb') as fp:
        data = fp.read()

    encodings = ['utf-8', locale.getpreferredencoding(False), 'latin1']
    for enc in encodings:
        try:
            data = data.decode(enc)
        except UnicodeDecodeError:
            continue
        break

    assert type(data) != bytes  # Latin1 should have worked.
    return data 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def run(self, edit, fname=None):
        path = self.path
        if not fname:
            self.index = self.get_all()
            files = self.get_selected(parent=False)
            fname = join(path, files[0] if files else '')
        else:
            files = True
        p, f  = os.path.split(fname.rstrip(os.sep))

        if not exists(fname):
            return sublime.status_message(u'Directory doesn’t exist “%s”' % path)

        if NT and path == 'ThisPC\\':
            if not ST3:
                fname = fname.encode(locale.getpreferredencoding(False))
            return subprocess.Popen('explorer /select,"%s"' % fname)

        if files:
            self.view.window().run_command("open_dir", {"dir": p, "file": f})
        else:
            self.view.window().run_command("open_dir", {"dir": path}) 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def decode_as_string(text, encoding=None):
    """
    Decode the console or file output explicitly using getpreferredencoding.
    The text paraemeter should be a encoded string, if not no decode occurs
    If no encoding is given, getpreferredencoding is used.  If encoding is
    specified, that is used instead.  This would be needed for SVN --xml
    output.  Unicode is explicitly put in composed NFC form.

    --xml should be UTF-8 (SVN Issue 2938) the discussion on the Subversion
    DEV List from 2007 seems to indicate the same.
    """
    #text should be a byte string

    if encoding is None:
        encoding = _console_encoding

    if not isinstance(text, unicode):
        text = text.decode(encoding)

    text = unicodedata.normalize('NFC', text)

    return text 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def secret_set_value(uuid, password, options=None, encode=False, **dargs):
    """
    Set a secret value

    :param uuid: secret UUID
    :param password: secret value
    :param encode: if False, that means you've already provided a base64-encoded
                   password. if True, will base64-encode password before use it.
    :return: CmdResult object.
    """
    cmd = "secret-set-value --secret %s" % uuid
    if password:
        if encode:
            encoding = locale.getpreferredencoding()
            cmd += (" --base64 %s"
                    % base64.b64encode(password.encode(encoding)).decode(encoding))
        else:
            cmd += " --base64 %s" % password
    if options:
        cmd += " --%s" % options

    return command(cmd, **dargs) 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def _construct_parser(self, fname):
        # type: (str) -> RawConfigParser
        parser = configparser.RawConfigParser()
        # If there is no such file, don't bother reading it but create the
        # parser anyway, to hold the data.
        # Doing this is useful when modifying and saving files, where we don't
        # need to construct a parser.
        if os.path.exists(fname):
            try:
                parser.read(fname)
            except UnicodeDecodeError:
                raise ConfigurationError((
                    "ERROR: "
                    "Configuration file contains invalid %s characters.\n"
                    "Please fix your configuration, located at %s\n"
                ) % (locale.getpreferredencoding(False), fname))
        return parser 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def main(args=None):
    if args is None:
        args = sys.argv[1:]

    # Configure our deprecation warnings to be sent through loggers
    deprecation.install_warning_logger()

    autocomplete()

    try:
        cmd_name, cmd_args = parseopts(args)
    except PipError as exc:
        sys.stderr.write("ERROR: %s" % exc)
        sys.stderr.write(os.linesep)
        sys.exit(1)

    # Needed for locale.getpreferredencoding(False) to work
    # in pip._internal.utils.encoding.auto_decode
    try:
        locale.setlocale(locale.LC_ALL, '')
    except locale.Error as e:
        # setlocale can apparently crash if locale are uninitialized
        logger.debug("Ignoring error %s when setting locale", e)
    command = commands_dict[cmd_name](isolated=check_isolated(cmd_args))
    return command.main(cmd_args) 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def lnpgettext(self, context, singular, plural, num):
        """Equivalent to ``npgettext()``, but the translation is returned in the
        preferred system encoding, if no other encoding was explicitly set with
        ``bind_textdomain_codeset()``.
        """
        ctxt_msg_id = self.CONTEXT_ENCODING % (context, singular)
        try:
            tmsg = self._catalog[(ctxt_msg_id, self.plural(num))]
            if self._output_charset:
                return tmsg.encode(self._output_charset)
            return tmsg.encode(locale.getpreferredencoding())
        except KeyError:
            if self._fallback:
                return self._fallback.lnpgettext(context, singular, plural, num)
            if num == 1:
                return singular
            else:
                return plural 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def start(self, no_delay):
        self.window = curses.initscr()
        curses.start_color()
        curses.use_default_colors()
        curses.noecho()
        curses.cbreak()
        curses.curs_set(0)
        self.window.nodelay(no_delay)
        self.init_colors()
        self.window.bkgd(curses.color_pair(self.WHITE))
        locale.setlocale(locale.LC_ALL, '')    # set your locale
        self.code = locale.getpreferredencoding() 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def test_read_text_file(smb_share):
    file_path = "%s\\%s" % (smb_share, "file.txt")
    file_contents = u"File Contents\nNewline"

    expected = "[NtStatus 0xc0000034] No such file or directory"
    with pytest.raises(SMBOSError, match=re.escape(expected)):
        smbclient.open_file(file_path, mode='rb')

    with smbclient.open_file(file_path, mode='wb') as fd:
        fd.write(file_contents.encode('utf-8'))

    with smbclient.open_file(file_path) as fd:
        assert isinstance(fd, io.TextIOWrapper)
        assert fd.closed is False
        assert fd.encoding == locale.getpreferredencoding()
        assert fd.errors == 'strict'
        assert fd.line_buffering is False
        assert fd.name == file_path
        assert fd.newlines is None

        actual = fd.read()
        assert actual == file_contents

        actual = fd.read()
        assert actual == ""

        fd.seek(0)
        actual = fd.readlines()

        expected_lines = file_contents.split("\n")
        expected = [l + "\n" if idx != len(expected_lines) - 1 else l for idx, l in enumerate(expected_lines)]
        assert actual == expected

        assert int(fd.tell()) == len(file_contents)

        with pytest.raises(IOError):
            fd.write(u"Fail")

    assert fd.closed 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def write(self, file_or_filename,
              encoding=None,
              xml_declaration=None,
              default_namespace=None,
              method=None):
        if not method:
            method = "xml"
        elif method not in _serialize:
            raise ValueError("unknown method %r" % method)
        if not encoding:
            if method == "c14n":
                encoding = "utf-8"
            else:
                encoding = "us-ascii"
        else:
            encoding = encoding.lower()
        with _get_writer(file_or_filename, encoding) as write:
            if method == "xml" and (xml_declaration or
                    (xml_declaration is None and
                     encoding not in ("utf-8", "us-ascii", "unicode"))):
                declared_encoding = encoding
                if encoding == "unicode":
                    # Retrieve the default encoding for the xml declaration
                    import locale
                    declared_encoding = locale.getpreferredencoding()
                write("<?xml version='1.0' encoding='%s'?>\n" % (
                    declared_encoding,))
            if method == "text":
                _serialize_text(write, self._root)
            else:
                qnames, namespaces = _namespaces(self._root, default_namespace)
                serialize = _serialize[method]
                serialize(write, self._root, qnames, namespaces) 

# 需要導入模塊: import locale [as 別名]
# 或者: from locale import getpreferredencoding [as 別名]
def detect_encoding(data=None):
    """Return the default system encoding. If data is passed, try
    to decode the data with the default system encoding or from a short
    list of encoding types to test.

    Args:
        data - list of lists
    Returns:
        enc - system encoding

    """
    enc_list = ['utf-8', 'latin-1', 'iso8859-1', 'iso8859-2',
                'utf-16', 'cp720']
    code = locale.getpreferredencoding(False)
    if data is None:
        return code
    if code.lower() not in enc_list:
        enc_list.insert(0, code.lower())
    for c in enc_list:
        try:
            for line in data:
                line.decode(c)
        except (UnicodeDecodeError, UnicodeError, AttributeError):
            continue
        return c
    print("Encoding not detected. Please pass encoding value manually")