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std::future - cppreference. com The class template std::future provides a mechanism to access the result of asynchronous operations: An asynchronous operation (created via std::async, std::packaged_task, or std::promise) can provide a std::future object to the creator of that asynchronous operation
What is __future__ in Python used for and how when to use it, and how . . . A future statement is a directive to the compiler that a particular module should be compiled using syntax or semantics that will be available in a specified future release of Python The future statement is intended to ease migration to future versions of Python that introduce incompatible changes to the language
std::future lt;T gt;:: future - en. cppreference. com Constructs a std::future with the shared state of other using move semantics After construction, other valid ( ) == false 3) std::future is not CopyConstructible
std::future lt;T gt;::wait - cppreference. com atomic_compare_exchange_weak atomic_compare_exchange_weak_explicit atomic_compare_exchange_strong atomic_compare_exchange_strong_explicit
python - from __future__ import annotations - Stack Overflow Python doc __future__ In the python docs about __future__ there is a table where it shows that annotations are "optional in" 3 7 0b1 and "mandatory in" 4 0 but I am still able to use annotations in 3 8 2 without importing annotations