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-rw-r--r--sphinx/registry.py3
1 files changed, 1 insertions, 2 deletions
diff --git a/sphinx/registry.py b/sphinx/registry.py
index 09edaf86d..0e7f9bd37 100644
--- a/sphinx/registry.py
+++ b/sphinx/registry.py
@@ -17,7 +17,6 @@ from types import MethodType
from docutils.parsers.rst import Directive
from pkg_resources import iter_entry_points
-from six import itervalues
from sphinx.deprecation import RemovedInSphinx30Warning
from sphinx.domains import ObjType
@@ -170,7 +169,7 @@ class SphinxComponentRegistry:
def create_domains(self, env):
# type: (BuildEnvironment) -> Iterator[Domain]
- for DomainClass in itervalues(self.domains):
+ for DomainClass in self.domains.values():
domain = DomainClass(env)
# transplant components added by extensions