There will be a new option when Python 3.8 releases (scheduled for 20 October, 2019), thanks to PEP 572: Assignment Expressions. The new assignment expression operator := allows you to assign the result of the copy and still use it to call update, leaving the combined code a single expression, rather than two statements, changing:
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With certain conditions, Customers can combine License Keys with different license terms to manage multiple Source Infrastructures with the same backup infrastructure. Customers are advised to implement centralized license management (Veeam Enterprise Manager) to control total license consumption and compliance with the licensing terms. 2b1af7f3a8