Make a pydantic `Parser` (as an optional dependency)

[EnriqueSoria]

Why feature request?

pydantic is very a very popular library for parsing, validating data and converting dictionaries to python classes.

What is needed to do?

• Install pydantic as an optional dependency
• Write a Parser that uses pydantic models for parsing and unparsing.

References:

It has to look similar to NamedTupleParser:
https://github.com/EnriqueSoria/python-api-consumer/blob/ce7bff11ecd19b6d03f92fbe50567317367ef27c/src/api_consumer/parsers.py#L16-L27

Performance trick for pydantic v2: