Reusable snippets/update insert data to insert labeled data

[Lalith-Sagar-Devagudi]

Description

Updated the do_insert() method such that if the data is labeled data or list of dicts that contains x and y fields can be inserted in to the db's collection or table.

Related Issues

[TEST-USE] Transfer learning #1967

Checklist

• [x] Is this code covered by new or existing unit tests or integration tests?
• [x] Did you run make unit-testing and make integration-testing successfully?
• [x] Do new classes, functions, methods and parameters all have docstrings?
• [x] Were existing docstrings updated, if necessary?
• [x] Was external documentation updated, if necessary?