Lock when adding to __operations_by_peer (!220) · Merge requests · BuildGrid / buildgrid · GitLab

Arber X requested to merge arber/lock_operations into master Sep 12, 2019

Description

    return len([peer for peer, names in operations_by_peer.items()
RuntimeError: dictionary changed size during iteration

This change allows locking when adding to __operations_by_peer dictionary in the scheduler, instead of when only deleting.