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Test Development Learning Exchange
Test Development Learning Exchange
May 11, 2025 · Backend Development

Using the default Parameter in Python's json Module for Custom Serialization

This article explains how the json module's default parameter can be used to serialize unsupported Python objects, such as datetime, by providing a custom function or by subclassing JSONEncoder, and includes clear code examples demonstrating both approaches.

DateTimeJSONPython
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Using the default Parameter in Python's json Module for Custom Serialization