通过Python中的字符串表示来加载yaml的字典查找

So I am using ruamel to read a yaml file located in github and all goes well. I can see it loaded correctly. Now my scenario is that this load is in a function in a class that I am accessing. Now this function has a string variable "entry" which is what I want to search for. The goal is to search at varying depths and I know the locations so I am not hunting for it. So I am using ruamel to read a yaml file locate