POST METHOD

• We pass id and mention that id_ is of type integer,
• we check whether or not id_ exists in the database, if exists, delete the data and provide a response that the data is deleted
• else we provide the error message.

In this way we can validate our data, we can use c...

• pydantic class allows custom data types to be defined or we can extend validation with methods on a model decorated with the validator decorator
• Here, The datatype of name, grade, roll, email, phone, subjects, friends...

• We pass id and mention that id_ is of type integer,
• We will request data to be updated in JSON format and pass the data to the Student class, Which will Return the Student object and store it in the student variable.
• before inserting student objects into DB, we check whether ...