16524: Pin rsa package to < 4.1

Because >= 4.1 does not support python 2 any more.  refs #16524

Arvados-DCO-1.1-Signed-off-by: Peter Amstutz <peter.amstutz@curii.com>

diff --git a/sdk/python/setup.py b/sdk/python/setup.py
index a726b49fe3814a7d51d7fcb32420ad98abb4150d..589533177a4b83b5c481e2ff122b7594d536133a 100644 (file)
--- a/sdk/python/setup.py
+++ b/sdk/python/setup.py
@@ -54,6 +54,7 @@ setup(name='arvados-python-client',
           'ruamel.yaml >=0.15.54, <=0.16.5',
           'setuptools',
           'ws4py >=0.4.2',
+          'rsa < 4.1'
       ],
       extras_require={
           ':os.name=="posix" and python_version<"3"': ['subprocess32 >= 3.5.1'],