How to update a JSON file in Python

Updating a JSON file loads the JSON object from a file, allows for modifications to the object, and dumps the JSON object back into the file.

Solution for How to update a JSON file in Python : You can use json.load() and json.dump() to update a JSON file Call open(file, mode) with mode as “r” to open a stream of file for reading. Call json.load(file) to return the JSON object from file of the previous step. Call file.close() to close the file-reading stream.

Use the indexing syntax json_object[item] = value to assign the value at key item in json_object to value.

Call open(file, mode) with mode as “w” to open a stream of file for writing. Call json.dump(data, file) with data as the JSON object being stored and file as the result of the previous step. Call file.close() to close the file-writing stream.


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