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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 config_from_file(self, config_file=None):
 """Will return `True` if plugins have been loaded. For pylint>=1.5. Else `False`."""

        if PYLINT_VERSION >= (1, 5):
            self.read_config_file(config_file)
            if self.cfgfile_parser.has_option('MASTER', 'load-plugins'):
                # pylint: disable=protected-access
                plugins = _splitstrip(self.cfgfile_parser.get('MASTER', 'load-plugins'))
                self.load_plugin_modules(plugins)
            self.load_config_file()
            return True

        self.load_file_configuration(config_file)
        return False