python save list to json file
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JSON (JavaScript Object Notation) is a lightweight data interchange format that is easy for humans to read and write. Python provides a built-in module called json that makes it easy to work with JSON data. In this tutorial, we will explore how to save a Python list to a JSON file using the json module.
Before you begin, make sure you have Python installed on your system. You can download Python from the official website: Python Downloads.
In your Python script or interactive environment, start by importing the json module.
Define a Python list that you want to save to a JSON file. For example:
Decide on a file path where you want to save the JSON file. For example:
Use the json.dump() function to save the Python list to a JSON file. The function takes two arguments: the data to be saved and the file object.
This code opens the specified file (output.json in this case) in write mode ('w') and writes the JSON representation of the list to the file.
You can verify that the file has been created and contains the expected data by opening the file in a text editor or reading it back into Python.
This code reads the content of the JSON file and prints both the original data and the data loaded from the file.
In this tutorial, you learned how to save a Python list to a JSON file using the json module. This can be useful for storing structured data in a human-readable and portable format. Experiment with different data types and structures to become familiar with the capabilities of the json module.
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