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  1. or download this
    package Bar;

sub identify {
...
}

1;
  2. or download this
    #!/usr/bin/perl 

use Foo;

Bar->identify();
Foo->identify();
  3. or download this
    I'm in package Bar
Can't locate object method "identify" via package "Foo" (perhaps you f
+orgot to load "Foo"?) at...