If you want to run some code if a module isn't installed, just test the use statement for failure: 

eval "use Cava::Pack" 
 or do { 
  # your code goes here
};

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Super Search will find several threads on this topic, including Auto install of a perl package if 'use' statement fails.

In reply to Re: Conditionally faking a module by bobf
in thread Conditionally faking a module by wanna_code_perl

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