filter

Description:

[ Version ( since = "0.6.3" ) ]
public PackageSack filter (PackageSackFilterFunc filter_cb)

Returns a new package sack which only matches packages that return true from the filter function.

this	a valid PackageSack instance
filter_cb	a PackageSackFilterFunc, which returns `true` for the Package's to add
user_data	user data to pass to `filter_cb`

a new PackageSack, free with unref