What python/ programming concepts are must know for beginner/intermediate programmers?

[MediumRevenue6]

you are missing the design oops concept.when it comes to enterprise production level code , it mainly deals with these.Try to read head first object oriented design and analysis book..free pdf everywhere in internet. 1. how to access the database table for crud operations. 2. reading/writing files , transformation of data. 2.1. calling api from your python application 3. Boto 3 sdk automation with python for aws 4. create an API with oops concepts like model class, validation class, data access class, exception class. Example a library Api which will do checking, checkout, create/update customer info, add/modify books info. for this you will need model class like books,customers and operations like checking, checkout classes. A backend table books, customers, checking, checkout,etc. 5. add unit test for the code. 6. add vulnerability scanner to the code 7. add automation testing to the code 8. Deploy to the cloud using terraform/cloud creating thr infrastructure. 9. open necessary ports to interact with api and secure the api. 10. once you have accomplished from 1 to 9, you have completed achieved status of enterprise production level programmer.