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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def configure(self, **kwargs):
        ''' Convenience function to set a number of parameters on this logger
            and associated handlers and formatters.
        '''
        for kwarg in kwargs:
            value = kwargs[kwarg]

            if kwarg == 'level':
                self.set_level(value)

            elif kwarg == 'default_level':
                self.default_level = level_map.get(value, value)

            elif kwarg == 'datefmt':
                self.handlers[0].formatter.datefmt = value

            elif kwarg == 'msgfmt':
                self.handlers[0].formatter._style._fmt = value

            elif kwarg == 'stream':
                global fg, fx, _CHOSEN_PALETTE
                self.handlers[0].stream = value
                fg, fx, _CHOSEN_PALETTE = _find_palettes(value)

            elif kwarg == 'theme':
                if type(value) is str:
                    theme = _themes[value]
                    if value == 'plain':
                        fmtr =  logging.Formatter(style='{', **theme)
                    elif value == 'json':
                        fmtr =  _JSONFormatter(**theme)
                    else:
                        fmtr =  _ColorFormatter(tty=_is_a_tty, **theme)
                elif type(value) is dict:
                    if 'style' in value or 'icons' in value:
                        fmtr =  _ColorFormatter(tty=_is_a_tty, **theme)
                    else:
                        fmtr =  logging.Formatter(style='{', **theme)
                self.handlers[0].setFormatter(fmtr)

            elif kwarg == 'icons':
                if type(value) is str:
                    value = _icons[value]
                self.handlers[0].formatter._theme_icons = value

            elif kwarg == 'style':
                if type(value) is str:
                    value = _styles[value]
                self.handlers[0].formatter._theme_style = value

            elif kwarg == 'lexer':
                try:
                    self.handlers[0].formatter.set_lexer(value)
                except AttributeError as err:
                    self.error('lexer: ColorFormatter not available.')
            else:
                raise NameError('unknown keyword argument: %s' % kwarg)