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Barrier

Explore how to use Python's Barrier from the threading module to synchronize multiple threads at a common point. Understand the wait() method, action callbacks, and how to handle broken barriers with abort() to avoid deadlocks. This lesson equips you with practical knowledge to implement thread synchronization in concurrency programming.

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Barrier

A barrier is a synchronization construct to wait for a certain number of threads to reach a common synchronization point in code. The involved threads each invoke the barrier object's wait() method and get blocked till all of threads have called wait(). When the last thread invokes wait() all of the waiting threads are released simultaneously. The below snippet shows example usage of barrier: ...