I want to explode the keys in a Python dict such that if I have as input: I will get as output a list of the exploded keys: Do you know any utility function that does this? Thank you! Answer If your dictionary contains only nested dictionaries you can do for example: Prints:
Tag: dictionary
filter even and odd values from a dictionary and add these even and odd values to lists and write them to a txt file
code: error: name ‘odd’ is not defined Is it not found because it is empty in the lists but I add even and odd number. I do not understand why you gave such an error.How can i fix error? Answer Variables have a scope. If they are in a method, the variables are gone when the method is finished. Tha…
How do I convert dict of dicts/nested dicts into dict of list
Heres the original dict What I am trying to get The keys in original dict represent uid. This is my what I have done: But I am rather looking for a generalized approach, to achieve without manually declaring the keys again, just so it should work with new keys in the original data. Answer Generalized (based o…
Aggregating dicts within a list based on key value
I’m struggling to wrap my head around this one. I’ve got a list with multiple dictionaries that I would like to aggregate based on two values. Example code: I’m trying to aggregate dicts that have the same age and regex and adding the count key across all instances. Example output would be: …
How to add multiple values in dictionary for a key [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 1 year ago. Improve this question I am trying to write a python code where i want to take multiple or 3 numbe…
How to append lists in nested dictionary in Python
I have 2 nested dictionaries: And I want to append these 2 dictionaries,the output should looks like this: First tried: And out put is none. Then I tired: Out put is still none! Answer You can use recursion with collections.defaultdict: Output:
How to select keys from a dictionary by their order?
Sorry this is probably very simple, but I suspect I’m wording the question wrong from inexperience so I haven’t been able to find the answer anywhere. I have a dictionary, e.g.: dict = {1: ‘a’, 2: ‘b’} I want to select specific values within the dictionary from knowing only…
How to create a dictionary of lists from each row of a text file?
I have a text file with this data I have something like this but it only works if you have the ID and name alone print (d) Can I create a dictionary from this file that would look like this: Answer This is a bit more simple. hope this works
Extending dictionary with cascading methods
I am extending the dict class in python: I would like to be able to do: the problem I have here is that jmespath can return a list, so I cannot do: Next idea would be creating a prettyprint class that superDict would inherit from and could also be used in the return of search: But I can’t figure out
Python: Reassigning Object to Class with No Constructor Does Not Overwrite Dictionary Field
I’m using Python 3.9.1 and am confused how Python’s default constructor works. I have the below class with a Dictionary field and no Constructor. When I populate its Dictionary and then reassign my object to a new instance, the dictionary retains its existing value (this also happens for List fiel…