python read json object from file
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Title: A Beginner's Guide to Reading JSON Objects from a File in Python
Introduction:
JSON (JavaScript Object Notation) is a lightweight data interchange format commonly used for data serialization. In Python, working with JSON is a breeze thanks to the json module, which provides methods for encoding and decoding JSON data. In this tutorial, we'll explore how to read JSON objects from a file using Python.
Step 1: Import the json Module
Start by importing the json module, which is part of the Python standard library.
Step 2: Open the JSON File
Use the open function to open the JSON file. The with statement ensures that the file is properly closed after reading its content.
Replace 'example.json' with the actual path to your JSON file.
Step 3: Parse JSON Data
Use the json.loads() function to parse the JSON data into a Python object. This function converts a JSON-formatted string into a Python dictionary or list.
The try-except block catches any potential JSON decoding errors and provides an informative message.
Step 4: Accessing JSON Data
Now that you have the JSON data as a Python object, you can access its elements as you would with any dictionary or list.
Replace 'key_name' with the actual key you want to access in your JSON object.
Step 5: Putting It All Together
Here's the complete script combining all the steps:
This tutorial provides a basic foundation for reading JSON objects from a file in Python. Feel free to adapt the code to your specific use case and explore more advanced features of the json module as needed.
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