temporarily enable ndb context cache for everything

for #1149

common.py

@@ -390,12 +390,14 @@ def cache_policy(key):
     Returns:
       bool: whether to cache this object
     """
-    if isinstance(key, Key):
-        # use internal google.cloud.datastore.key.Key
-        # https://github.com/googleapis/python-ndb/issues/987
-        key = key._key
+    return True
+
+    # if isinstance(key, Key):
+    #     # use internal google.cloud.datastore.key.Key
+    #     # https://github.com/googleapis/python-ndb/issues/987
+    #     key = key._key
 
-    return key and key.kind == 'Object' and key.name.startswith('did:')
+    # return key and key.kind == 'Object' and key.name.startswith('did:')
 
 
 def global_cache_policy(key):

tests/test_common.py

@@ -1,4 +1,5 @@
 """Unit tests for common.py."""
+from unittest import skip
 from unittest.mock import Mock, patch
 
 import flask
@@ -112,6 +113,7 @@ def test_host_url(self):
         with app.test_request_context(base_url='https://bsky.brid.gy', path='/foo'):
             self.assertEqual('https://bsky.brid.gy/asdf', common.host_url('asdf'))
 
+    @skip
     def test_cache_policy(self):
         for id in 'did:plc:foo', 'did:web:foo':
             self.assertTrue(common.cache_policy(Object(id=id).key))