I have a nested JSON dict that I need to convert to spark dataframe. This JSON dict is present in a dataframe column. I have been trying to parse the dict present in dataframe column using “from_json” and “get_json_object”, but have been unable to read the data. Here’s the smallest snippet of the source data that I’ve been trying to
Tag: json
slow update of large JSON File
I have a large JSON file that contains serialized json dicts. I am trying to iterate this file and update based on the contents of another dict. The JSON file looks similar to: The function below, iterates each line of the JSON file and creates a “key_value” that’s a concatenation of item and lookup key value pairs. The function seems
Create / Load json files (json.decoder.JSONDecodeError: Extra data:)
Expecting I am expecting to create/add new record and load json files using python. Json Result I m not sure if JSON is well formatted. Maybe should it be any error when creating this file? What is the best and correct thing to do on this case? i expect return and print that values on terminal on this project that’s
Creating a nested dictionary from a pandas dataframe
I have a dataframe which demonstrates a hierarchy of meters. A meter has an ID, and can have any number of children, this children can also have children, which can also have children, ad infinitum. The dataframe has a meter per row, and the level of the child is shown by column. As shown below: The aim is to convert
How do I read and then update a json file?
I need to be able to update a json file in python. I can get it to create and write to the json file the first time, but it keeps telling me I have an json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0). Here’s the code: Here’s the full traceback. I’m using Python 3.9.2. I’ve searched the following sites:
Python~JSON error → json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)
I was working on my discord bot and found a api(named numapi) which i want to use, i made a prototype in my pc which was ↓↓↓↓ and it worked fine. But when i copied the same thing in my discord bot then it was not working. The code and error are as follows :- code error pls help me
How to create a JSON file from SQL query?
I am creating a JSON file from a SQL query. But I could not create truly. The problem is there is a “items” object and it has products. But mine create products directly not in “items” objects. The Code. yields the following JSON object as a result while the desired one should be as follows Answer define objects_list as a
How would you filter through a JSON file and pick out the relevant keys in Python 3.9.x?
I am trying to filter through an API (JSON format). I am pretty new to this and have no idea where to start. For simplicity’s sake, I will only give part of the API output I would technically get. I am using Python 3, specifically Python 3.9.2. The output I would like is something like the following: As you can
Why list.append() in Python changes every item in the original list?
I have this piece of code: The output of this code: The output I was expected: How to get the expected output? Answer When you modify j and subsequently append it to the l, it’s a reference to the same dict that you append. Here is one way to operate on copies:
How to store input values from user in json format?
I used below code to store student information but I get only one value appearing in the json file. Answer It is because you are overwriting your file after each while loop. Do the writing to file outside. Also, You want to store student into list.