How to append to a JSON file in Python

Appending to a JSON file adds key/value pairs to the end of the JSON object in the file.

Solution for How to append to a JSON file in Python : You can use json.load(), dict.update(), and json.dump() append to a JSON file Use open(filename, mode) with mode as “r+” to open filename for reading and writing and create a file object file. Call json.load(file) to return the file data as a dict and dict.update(a_dict) to append a_dict to dict. Use file.seek(0) to reset the file pointer to position 0 and json.dump(dict, file) to overwrite file with dict.


how-to-append-to-a-json-file-in-python