ZCML File
configure.zcml

<configure
    xmlns="http://namespaces.zope.org/zope"
    i18n_domain="zope"
    >
<adapter
    factory="zope.app.cache.annotationcacheable.AnnotationCacheable"
    provides="zope.app.cache.interfaces.ICacheable"
    for="zope.annotation.interfaces.IAnnotatable"
    />
<class
    class=".ram.RAMCache"
    >
<factory
    id="zope.caching.RAMCache"
    />
<implements
    interface="        "
    />
<require
    permission="zope.ManageServices"
    interface="zope.app.cache.interfaces.ram.IRAMCache"
    />
</class>
<utility
    component=".caching.CacheNamesVocabulary"
    name="Cache Names"
    />
<include
    package=".browser"
    />
</configure>