问题描述
Python 3.9.6
我一直试图弄清楚当我给出了我想要从 NamedTuple 中特定获取的变量时,我如何能够打印键和值。
我创建了自己的 NamedTuple,我通过读取 TOML 文件的配置导入该文件,该文件可以在下面阅读:
from config import configuration
"""
[discord]
[discord.filtered]
[[discord.filtered.swedish]]
eu = "https://discordapp.com/api/webhooks/1...."
asia = "https://discordapp.com/api/webhooks/2...."
[[discord.unfiltered.mixed]]
eu = "https://discordapp.com/api/webhooks/7...."
asia = "https://discordapp.com/api/webhooks/8..."
[discord.unfiltered]
[[discord.unfiltered.swedish]]
eu = "https://discordapp.com/api/webhooks/3...."
asia = "https://discordapp.com/api/webhooks/4...."
[[discord.unfiltered.mixed]]
eu = "https://discordapp.com/api/webhooks/5...."
asia = "https://discordapp.com/api/webhooks/6..."
"""
filtered = True # Or False
type_filter = "swedish" # Or mixed
collection = configuration.discord.filtered if filtered else configuration.discord.unfiltered
我能够确定已过滤是否为真,然后我们进入配置中的已过滤路径,否则未过滤,但是我的问题从这里开始。如果我想使用瑞典语或混合语,我不知道如何打印出区域和 URL。
我想得到的输出是例如
filtered = True # Or False
type_filter = "swedish" # Or mixed
应该打印出来
eu,https://discordapp.com/api/webhooks/1....
asia,https://discordapp.com/api/webhooks/2....
其中 eu/asia 是一个变量,而 URL 是它自己的变量
如何根据过滤和类型过滤器打印区域和网址?
恩佐回答后更新:
filtered = True # Or False
type_filter = "swedish" # Or mixed
collection = configuration.discord.filtered if filtered else configuration.discord.unfiltered
for regions in getattr(collection,type_filter):
for region,discord_collection in regions.items():
print(f"Region: {region},URL {discord_collection}")
解决方法
您可以使用toml
library:
data = """
[discord]
[discord.filtered]
[[discord.filtered.swedish]]
eu = "https://discordapp.com/api/webhooks/1...."
asia = "https://discordapp.com/api/webhooks/2...."
[[discord.unfiltered.mixed]]
eu = "https://discordapp.com/api/webhooks/7...."
asia = "https://discordapp.com/api/webhooks/8..."
[discord.unfiltered]
[[discord.unfiltered.swedish]]
eu = "https://discordapp.com/api/webhooks/3...."
asia = "https://discordapp.com/api/webhooks/4...."
[[discord.unfiltered.mixed]]
eu = "https://discordapp.com/api/webhooks/5...."
asia = "https://discordapp.com/api/webhooks/6..."
"""
import toml
mapping = toml.loads(data)
print(mapping)
输出
{'discord': {'discord.filtered': {'discord.filtered.swedish': {'asia': '...','eu': '...'},'discord.unfiltered.mixed': {'asia': '...','eu': '...'}},'discord.unfiltered': {'discord.unfiltered.mixed': {'asia': '...','discord.unfiltered.swedish': {'asia': '...','eu': '...'}}}}
然后,只需创建一个函数来过滤结果字典:
def filter_dict(dicts,name: str,filtered: bool):
key_1st = "discord"
key_2nd = "filtered" if filtered else "unfiltered"
key_3rd = name
return dicts[key_1st]['.'.join((key_1st,key_2nd))]['.'.join((key_1st,key_2nd,key_3rd))]
print(filter_dict(mapping,name="swedish",filtered=True))
# Outputs {'eu': 'https://discordapp.com/api/webhooks/1....','asia': 'https://discordapp.com/api/webhooks/2....'}