The Most Diabolical Python Antipattern

Marko Rauhamaa marko at
Fri Jan 30 16:30:08 CET 2015

Ian Kelly <ian.g.kelly at>:

> The bare raise re-raises the most recent exception that is being
> handled. The "raise e" raises that exception specifically, which is
> not the most recent in the case of a secondary exception.

Scary. That affects all finally clauses. Must remember that.

The pitfall is avoided by using the "except: pass" antipattern but then
you lose exception chaining.


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