If client passes in empty dict for filter_expression, do the right thing, which means not doing reduce on nothing, and not adding FilterExpression to boto3 query_kwargs.
If client passes in empty dict for filter_expression, do the right thing, which means not doing reduce on nothing, and not adding FilterExpression to boto3 query_kwargs.

clearcare/cc_dynamodb3,clearcare/cc_dynamodb3,pcraciunoiu/cc_dynamodb