Fixed missing or unused imports

plone/app/caching/lastmodified.py

@@ -2,7 +2,6 @@
 from datetime import datetime
 from dateutil.tz import tzlocal
 from OFS.Image import File
-from plone.app.caching.operations.utils import getContext
 from Products.CMFCore.FSObject import FSObject
 from Products.CMFCore.FSPageTemplate import FSPageTemplate
 from Products.CMFCore.interfaces import ICatalogableDublinCore

plone/app/caching/operations/etags.py

@@ -1,3 +1,4 @@
+from Acquisition import aq_inner
 from plone.app.caching.interfaces import IETagValue
 from plone.app.caching.operations.utils import getContext
 from plone.app.caching.operations.utils import getLastModifiedAnnotation

plone/app/caching/tests/test_profile_with_caching_proxy.py

@@ -28,6 +28,7 @@
 import dateutil.parser
 import dateutil.tz
 import os
+import transaction
 import unittest
 
 

plone/app/caching/tests/test_profile_without_caching_proxy.py

@@ -15,13 +15,17 @@
 from plone.registry.interfaces import IRegistry
 from plone.restapi.testing import RelativeSession
 from plone.testing.z2 import Browser
+from Products.CMFCore.FSFile import FSFile
 from Products.CMFCore.utils import getToolByName
 from zope.component import getUtility
 from zope.globalrequest import setRequest
 
 import datetime
 import dateutil.parser
 import dateutil.tz
+import io
+import os
+import transaction
 import unittest
 
 

plone/app/caching/tests/test_purge.py

@@ -35,7 +35,6 @@
 from zope.component import queryUtility
 from zope.component.event import objectEventNotify
 from zope.event import notify
-from zope.globalrequest import getRequest
 from zope.globalrequest import setRequest
 from zope.interface import implementer
 from zope.lifecycleevent import ObjectAddedEvent