Python

How long ago did you leave [organization]?

How many projects have you implemented as part of your professional activity?

Tell me about types of testing and tools/frameworks.

There are 5 instances of a service with a cron job. How to ensure that the task is executed only once, not five times?

Middle

Бюро 1440

What will be important for you to see in a new company? What do you pay attention to first when choosing offers?

Is it possible to implement functions in Python, and how to do it?

Which city do you plan to move to?

What role does the __iter__ method play in Python's language implementation?

What are metaclasses? Why are they needed?

Is it possible to create a decorator that accepts parameters?

A simpler example: an SMS campaign offering to buy sausage, but a Christian fast is approaching — what changes in this situation and what should be paid attention to?

Can you explain how next() works?

Intern

Яндекс

What are the differences between a class and a mixin in object-oriented programming?

How to implement traversal of a custom collection in Python 2 style, without `yield from`?

How can you determine if an object can be safely used as a hash key?

What parameters can be passed to scope when using fixture in pytest?

What methods does MongoDB support for transaction execution?

Can you explain the purpose of context managers in Python and how they work?

How to properly type a decorator so that mypy does not complain and IDE hints are not broken?

What methods can be used to ensure transaction isolation in PostgreSQL database?