See DRIVERS-1990. This was fixed in 4.0 by PYTHON-3020. We should backport the fix to v3.
- split from
 - 
                    
DRIVERS-1990 Spec test for prefer-error-code.yml needs to contain "not master"
-         
 - Implementing
 
 -         
 
See DRIVERS-1990. This was fixed in 4.0 by PYTHON-3020. We should backport the fix to v3.
            
        
        DRIVERS-1990
        Spec test for prefer-error-code.yml needs to contain "not master"