Data Reliability 101: A Practical Guide to Data Validation Using Pydantic in Data Science Projects

This article will explain Why data validation is needed for the Python code, How it’s done using the Pydantic library, and How to integrate it into your data science projects.

Table of Content

1. Why Data Validation is Needed in Python?
2. Pydantic Python Library
3. Pydantic Components
   - Models
   - Fields
   - Required, Optional, and Nullable Fields
   - Field Validators
4. Using Pydantic for Data Validation of Data in DataFrame Format

Why is Data Validation Needed in …

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