Moto requires boto >= 2.33.0
Moto requires boto >= 2.33.0

Moto imports a class in boto that did not exist before boto 2.33.0

Partial traceback showing ImportError with versions of boto < 2.33.0:
  File "/src/python/moto/moto/__init__.py", line 8, in <module>
    from .autoscaling import mock_autoscaling  # flake8: noqa
  File "/src/python/moto/moto/autoscaling/__init__.py", line 2, in <module>
    from .models import autoscaling_backends
  File "/src/python/moto/moto/autoscaling/models.py", line 5, in <module>
    from moto.elb import elb_backends
  File "/src/python/moto/moto/elb/__init__.py", line 2, in <module>
    from .models import elb_backends
  File "/src/python/moto/moto/elb/models.py", line 4, in <module>
    from boto.ec2.elb.attributes import (
ImportError: cannot import name ConnectionSettingAttribute
kefo/moto,Brett55/moto,gjtempleton/moto,Affirm/moto,whummer/moto,Affirm/moto,spulec/moto,okomestudio/moto,dbfr3qs/moto,william-richard/moto,ZuluPro/moto,william-richard/moto,william-richard/moto,spulec/moto,okomestudio/moto,Affirm/moto,im-auld/moto,Brett55/moto,riccardomc/moto,okomestudio/moto,braintreeps/moto,spulec/moto,william-richard/moto,spulec/moto,gjtempleton/moto,dbfr3qs/moto,kefo/moto,Affirm/moto,2rs2ts/moto,2rs2ts/moto,dbfr3qs/moto,spulec/moto,botify-labs/moto,ZuluPro/moto,Brett55/moto,whummer/moto,mrucci/moto,gjtempleton/moto,ZuluPro/moto,gjtempleton/moto,rocky4570/moto,rocky4570/moto,kefo/moto,rocky4570/moto,whummer/moto,botify-labs/moto,ZuluPro/moto,tootedom/moto,ZuluPro/moto,2rs2ts/moto,Brett55/moto,whummer/moto,william-richard/moto,whummer/moto,silveregg/moto,kefo/moto,botify-labs/moto,okomestudio/moto,gjtempleton/moto,Affirm/moto,okomestudio/moto,botify-labs/moto,Brett55/moto,IlyaSukhanov/moto,2rs2ts/moto,william-richard/moto,heddle317/moto,okomestudio/moto,Brett55/moto,rocky4570/moto,heddle317/moto,heddle317/moto,whummer/moto,kefo/moto,dbfr3qs/moto,spulec/moto,rocky4570/moto,Affirm/moto,heddle317/moto,rocky4570/moto,heddle317/moto,botify-labs/moto,botify-labs/moto,ZuluPro/moto,2rs2ts/moto,dbfr3qs/moto,dbfr3qs/moto