Add a notebook to demonstrate `TextPreprocessing`

Description

This issue does not include a description.

Contributor guide

Tech stack

scalapython

Domain

documentationmachine learning

Issue type

documentation

DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.

2

Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.

1-3 hours

Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.

blocked

ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.

mostly clear

Prerequisites

basic knowledge of SynapseMLtext preprocessing conceptsnotebook usage

Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.

60

Research direction

The issue requests adding a notebook to demonstrate TextPreprocessing. Check the existing notebooks in the repository for structure and style (e.g., under notebooks/). Review the two comments on the issue for any specific requirements or guidance. The assignee may have left notes. Investigate the TextPreprocessing class in the source code (likely in src/main/scala/com/microsoft/..) to understand its usage. The deliverable is a Jupyter notebook that showcases the feature with sample data and outputs.