[FEAT] Abstract away depunctuation in python scripts

[SomeMoosery]

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Prerequisites

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Summary

• there are multiple instances within the python scripts where we depunctuate data (i.e. replacing '.' with ''). Abstract this into a common util function depunctuate(...)

Motivation

Code clarity and quality

[mayankkt9]

Can I work on this ?

[SomeMoosery]

All you 👍