controling job submition with python in abaqus

hi

i have a problem with controling my job with python in abaqus. im trying to do this proces with python in abaqus

1-when job submited incriment by incriment result (for exaple  stress of every element ) called from odb file.

2- if every of them reached to critical stress value , then job be killed . and that elements stress value be printed.

3- els next incriment of job be solved and this proces be countinued until  job be killed or completed.

i know how to import odb file or how to use if in python . but dont know that how to submit my job incriment by incriment that involved "if"  condition be cheked every incriment and if it was ok .then other incriment of job be solved. can some body help me??

ty for help.