apply rest_urllib_headers.diff

Author: yliaog

kubernetes/client/exceptions.py

@@ -107,7 +107,7 @@ def __init__(self, status=None, reason=None, http_resp=None):
             self.status = http_resp.status
             self.reason = http_resp.reason
             self.body = http_resp.data
-            self.headers = http_resp.getheaders()
+            self.headers = http_resp.headers
         else:
             self.status = status
             self.reason = reason

scripts/update-client.sh

@@ -70,9 +70,6 @@ sed -i'' "s,^DEVELOPMENT_STATUS = .*,DEVELOPMENT_STATUS = \\\"${DEVELOPMENT_STAT
 echo ">>> patching client..."
 git apply "${SCRIPT_ROOT}/rest_client_patch.diff"
 git apply "${SCRIPT_ROOT}/api_client_patch.diff"
-# The following is commented out due to:
-# AttributeError: 'RESTResponse' object has no attribute 'headers'
-# OpenAPI client generator prior to 6.4.0 uses deprecated urllib3 APIs.
-# git apply "${SCRIPT_ROOT}/rest_urllib_headers.diff"
+git apply "${SCRIPT_ROOT}/rest_urllib_headers.diff"
 
 echo ">>> Done."