Before this commit, asking the basic model for a 'read_group' operation
was automatically followed by other operations to read groups content
('search_read', 'read', ...). This commit introduces an option to only
perform a 'read_group'.
Before this commit, asking the basic model for a 'read_group' operation
was automatically followed by other operations to read groups content
('search_read', 'read', ...). This commit introduces an option to only
perform a 'read_group'.