How to use the spyder.config.base._ function in spyder

run_lines_label.setWordWrap(True)
        run_lines_edit = self.create_lineedit(_("Lines:"), 'startup/run_lines',
                                              '', alignment=Qt.Horizontal)

        run_lines_layout = QVBoxLayout()
        run_lines_layout.addWidget(run_lines_label)
        run_lines_layout.addWidget(run_lines_edit)
        run_lines_group.setLayout(run_lines_layout)

        # Run file Group
        run_file_group = QGroupBox(_("Run a file"))
        run_file_label = QLabel(_("You can also run a whole file at startup "
                                  "instead of just some lines (This is "
                                  "similar to have a PYTHONSTARTUP file)."))
        run_file_label.setWordWrap(True)
        file_radio = newcb(_("Use the following file:"),
                           'startup/use_run_file', False)
        run_file_browser = self.create_browsefile('', 'startup/run_file', '')
        run_file_browser.setEnabled(False)
        file_radio.toggled.connect(run_file_browser.setEnabled)

        run_file_layout = QVBoxLayout()
        run_file_layout.addWidget(run_file_label)
        run_file_layout.addWidget(file_radio)
        run_file_layout.addWidget(run_file_browser)
        run_file_group.setLayout(run_file_layout)

        # ---- Advanced settings ----
        # Enable Jedi completion
        jedi_group = QGroupBox(_("Jedi completion"))
        jedi_label = QLabel(_("Enable Jedi-based <tt>Tab</tt> completion "
                              "in the IPython console; similar to the "

def __init__(self, parent=None):
        super(KernelConnectionDialog, self).__init__(parent)
        self.setWindowTitle(_('Connect to an existing kernel'))
        
        main_label = QLabel(_("Please enter the connection info of the kernel "
                              "you want to connect to. For that you can "
                              "either select its JSON connection file using "
                              "the <tt>Browse</tt> button, or write directly "
                              "its id, in case it's a local kernel (for "
                              "example <tt>kernel-3764.json</tt> or just "
                              "<tt>3764</tt>)."))
        main_label.setWordWrap(True)
        main_label.setAlignment(Qt.AlignJustify)
        
        # connection file
        cf_label = QLabel(_('Connection info:'))
        self.cf = QLineEdit()
        self.cf.setPlaceholderText(_('Path to connection file or kernel id'))
        self.cf.setMinimumWidth(250)
        cf_open_btn = QPushButton(_('Browse'))
        cf_open_btn.clicked.connect(self.select_connection_file)

        cf_layout = QHBoxLayout()
        cf_layout.addWidget(cf_label)
        cf_layout.addWidget(self.cf)
        cf_layout.addWidget(cf_open_btn)
        
        # remote kernel checkbox 
        self.rm_cb = QCheckBox(_('This is a remote kernel'))
        
        # ssh connection 
        self.hn = QLineEdit()

triggered=self.set_or_clear_breakpoint,
                                    context=Qt.WidgetShortcut)
        self.register_shortcut(set_clear_breakpoint_action, context="Editor",
                               name="Breakpoint")
        set_cond_breakpoint_action = create_action(self,
                            _("Set/Edit conditional breakpoint"),
                            icon=ima.icon('breakpoint_cond_big'),
                            triggered=self.set_or_edit_conditional_breakpoint,
                            context=Qt.WidgetShortcut)
        self.register_shortcut(set_cond_breakpoint_action, context="Editor",
                               name="Conditional breakpoint")
        clear_all_breakpoints_action = create_action(self,
                                    _('Clear breakpoints in all files'),
                                    triggered=self.clear_all_breakpoints)
        pdb_ignore_lib = create_action(
            self, _("Ignore Python libraries while debugging"),
            toggled=self.toggle_pdb_ignore_lib)
        pdb_execute_events = create_action(
            self, _("Process execute events while debugging"),
            toggled=self.toggle_pdb_execute_events)

        self.winpdb_action = create_action(self, _("Debug with winpdb"),
                                           triggered=self.run_winpdb)
        self.winpdb_action.setEnabled(WINPDB_PATH is not None and PY2)

        # --- Debug toolbar ---
        debug_action = create_action(self, _("&Debug"),
                                     icon=ima.icon('debug'),
                                     tip=_("Debug file"),
                                     triggered=self.debug_file)
        self.register_shortcut(debug_action, context="_", name="Debug",
                               add_shortcut_to_tip=True)

shortcut=get_shortcut('editor', 'redo'), triggered=self.redo)
        self.cut_action = create_action(
            self, _("Cut"), icon=ima.icon('editcut'),
            shortcut=get_shortcut('editor', 'cut'), triggered=self.cut)
        self.copy_action = create_action(
            self, _("Copy"), icon=ima.icon('editcopy'),
            shortcut=get_shortcut('editor', 'copy'), triggered=self.copy)
        self.paste_action = create_action(
            self, _("Paste"), icon=ima.icon('editpaste'),
            shortcut=get_shortcut('editor', 'paste'), triggered=self.paste)
        selectall_action = create_action(
            self, _("Select All"), icon=ima.icon('selectall'),
            shortcut=get_shortcut('editor', 'select all'),
            triggered=self.selectAll)
        toggle_comment_action = create_action(
            self, _("Comment")+"/"+_("Uncomment"), icon=ima.icon('comment'),
            shortcut=get_shortcut('editor', 'toggle comment'),
            triggered=self.toggle_comment)
        self.clear_all_output_action = create_action(
            self, _("Clear all ouput"), icon=ima.icon('ipython_console'),
            triggered=self.clear_all_output)
        self.ipynb_convert_action = create_action(
            self, _("Convert to Python script"), icon=ima.icon('python'),
            triggered=self.convert_notebook)
        self.gotodef_action = create_action(
            self, _("Go to definition"),
            shortcut=get_shortcut('editor', 'go to definition'),
            triggered=self.go_to_definition_from_cursor)

        # Run actions
        self.run_cell_action = create_action(
            self, _("Run cell"), icon=ima.icon('run_cell'),

def __init__(self, parent=None):
        QDialog.__init__(self, parent=parent)

        self._shortcuts_summary_title = _("Spyder Keyboard ShortCuts")

        # Calculate font and amount of elements in each column according screen size
        width, height = self.get_screen_resolution()
        font_size = height / 80
        font_size = max(min(font_size, MAX_FONT_SIZE), MIN_FONT_SIZE)
        shortcuts_column = (height - 8 * font_size) / (font_size +16)

        # Widgets
        style = """
            QDialog {
              margin:0px;
              padding:0px;
              border-radius: 2px;
            }"""
        self.setStyleSheet(style)

# autosize columns on-demand
        self._autosized_cols = set()
        self._max_autosize_ms = None
        self.dataTable.installEventFilter(self)

        avg_width = self.fontMetrics().averageCharWidth()
        self.min_trunc = avg_width * 12  # Minimum size for columns
        self.max_width = avg_width * 64  # Maximum size for columns

        self.setLayout(self.layout)
        self.setMinimumSize(400, 300)
        # Make the dialog act as a window
        self.setWindowFlags(Qt.Window)
        btn_layout = QHBoxLayout()

        btn = QPushButton(_("Format"))
        # disable format button for int type
        btn_layout.addWidget(btn)
        btn.clicked.connect(self.change_format)
        btn = QPushButton(_('Resize'))
        btn_layout.addWidget(btn)
        btn.clicked.connect(self.resize_to_contents)

        bgcolor = QCheckBox(_('Background color'))
        bgcolor.setChecked(self.dataModel.bgcolor_enabled)
        bgcolor.setEnabled(self.dataModel.bgcolor_enabled)
        bgcolor.stateChanged.connect(self.change_bgcolor_enable)
        btn_layout.addWidget(bgcolor)

        self.bgcolor_global = QCheckBox(_('Column min/max'))
        self.bgcolor_global.setChecked(self.dataModel.colum_avg_enabled)
        self.bgcolor_global.setEnabled(not self.is_series and

self.close_file(index)
            else:
                finfo.newly_created = True
                finfo.editor.document().setModified(True)
                self.modification_changed(index=index)

        else:
            # Else, testing if it has been modified elsewhere:
            lastm = QFileInfo(finfo.filename).lastModified()
            if to_text_string(lastm.toString()) \
               != to_text_string(finfo.lastmodified.toString()):
                if finfo.editor.document().isModified():
                    self.msgbox = QMessageBox(
                        QMessageBox.Question,
                        self.title,
                        _("<b>%s</b> has been modified outside Spyder."
                          "<br>Do you want to reload it and lose all "
                          "your changes?") % name,
                        QMessageBox.Yes | QMessageBox.No,
                        self)
                    answer = self.msgbox.exec_()
                    if answer == QMessageBox.Yes:
                        self.reload(index)
                    else:
                        finfo.lastmodified = lastm
                else:
                    self.reload(index)

        # Finally, resetting temporary flag:
        self.__file_status_flag = False

def reset_spyder(self):
        """
        Quit and reset Spyder and then Restart application.
        """
        answer = QMessageBox.warning(self, _("Warning"),
             _("Spyder will restart and reset to default settings: <br><br>"
               "Do you want to continue?"),
             QMessageBox.Yes | QMessageBox.No)
        if answer == QMessageBox.Yes:
            self.restart(reset=True)

index = self.filenames.index(fname)
            if self.get_option('single_tab'):
                old_shell = self.shellwidgets[index]
                if old_shell.is_running():
                    runconfig = get_run_configuration(fname)
                    if runconfig is None or runconfig.show_kill_warning:
                        if PYQT5:
                            answer = QMessageBox.question(self, self.get_plugin_title(),
                                _("%s is already running in a separate process.\n"
                                  "Do you want to kill the process before starting "
                                  "a new one?") % osp.basename(fname),
                                QMessageBox.Yes | QMessageBox.Cancel)
                        else:
                            mb = QMessageBox(self)
                            answer = mb.question(mb, self.get_plugin_title(),
                                _("%s is already running in a separate process.\n"
                                  "Do you want to kill the process before starting "
                                  "a new one?") % osp.basename(fname),
                                QMessageBox.Yes | QMessageBox.Cancel)
                    else:
                        answer = QMessageBox.Yes

                    if answer == QMessageBox.Yes:
                        old_shell.process.kill()
                        old_shell.process.waitForFinished()
                    else:
                        return
                self.close_console(index)
        else:
            index = self.tabwidget.count()

        # Creating a new external shell

# Widgets
        self.label = QLabel(
            _("Here you can associate different external applications "
              "to open specific file extensions (e.g. .txt "
              "files with Notepad++ or .csv files with Excel).")
        )
        self.label.setWordWrap(True)
        self.label_extensions = QLabel(_('File types:'))
        self.list_extensions = QListWidget()
        self.button_add = QPushButton(_('Add'))
        self.button_remove = QPushButton(_('Remove'))
        self.button_edit = QPushButton(_('Edit'))

        self.label_applications = QLabel(_('Associated applications:'))
        self.list_applications = QListWidget()
        self.button_add_application = QPushButton(_('Add'))
        self.button_remove_application = QPushButton(_('Remove'))
        self.button_default = QPushButton(_('Set default'))

        # Layout
        layout_extensions = QHBoxLayout()
        layout_extensions.addWidget(self.list_extensions, 4)

        layout_buttons_extensions = QVBoxLayout()
        layout_buttons_extensions.addWidget(self.button_add)
        layout_buttons_extensions.addWidget(self.button_remove)
        layout_buttons_extensions.addWidget(self.button_edit)
        layout_buttons_extensions.addStretch()

        layout_applications = QHBoxLayout()
        layout_applications.addWidget(self.list_applications, 4)