问使用for和if循环创建嵌套字典

EN

for key,values in hostwise.iteritems():
    values.sort(key=lambda x: x.execution_time)
    for plugin in values:
        plugin_wise = {}
        if plugin.name not in plugin_wise.keys():
            plugin_wise[plugin.name] = {}
            if plugin.status == 'Submitplugin':
                plugin_wise[plugin.name]['Submitplugin'] = plugin.execution_time
            elif plugin.status == 'Pluginsucceeded':
                plugin_wise[plugin.name]['Pluginsucceeded'] = plugin.execution_time
        else:
            if plugin.status == 'Submitplugin':
                plugin_wise.update({plugin.name: {'Submitplugin': plugin.execution_time}})
                #plugin_wise[plugin.name]['Submitplugin'] = plugin.execution_time
            elif plugin.status == 'Pluginsucceeded':
                plugin_wise.update({plugin.name: {'Pluginsucceeded': plugin.execution_time}})
                #plugin_wise[plugin.name]['Pluginsucceeded'] = plugin.execution_time

{‘UpgradeOptional’: {‘Pluginsucceeded’: ‘2020-06-06T12:00:09’}}
{‘UpgradeOptional’: {‘Submitplugin’: ‘2020-06-06T12:00:03’}}

{‘UpgradeOptional’: 
    {‘Pluginsucceeded’: ‘2020-06-06T12:00:09’,‘Submitplugin’: ‘2020-06-06T12:00:03’}}