zope.component>=4.4.1
zope.configuration>=4.1.0
zope.interface>=4.5.0
zope.schema>=4.5.0
zope.event>=4.3.0
zope.security>=4.2.2
zope.intid>=4.3.0
zc.intid>=2.0.0
BTrees>=4.5.0
attrs>=18.1.0
hashids>=1.2.0
