<s> """<STR_LIT>""" <EOL> import os <EOL> import subprocess <EOL> import multiprocessing <EOL> from . jobid import get_jobid <EOL> from . import store , runjob <EOL> _ACTIVE = [ "<STR_LIT>" , "<STR_LIT>" ] <EOL> _INACTIVE = [ "<STR_LIT>" , "<STR_LIT>" ] <EOL> _ERROR = [ "<STR_LIT>" , "<STR_LIT>" , "<STR_LIT>" , "<STR_LIT>" ] <EOL> _COMPLETE = [ "<STR_LIT>" ] <EOL> class Scheduler ( object ) : <EOL> def jobs ( self , status = None ) : <EOL> """<STR_LIT>""" <EOL> output , _ = _slurm_exec ( '<STR_LIT>' , '<STR_LIT>' , '<STR_LIT>' ) <EOL> return output <EOL> def deactivate ( self , jobid ) : <EOL> pass <EOL> def submit ( self , request , origin ) : <EOL> """<STR_LIT>""" <EOL> jobid = get_jobid ( ) <EOL> store . create ( jobid ) <EOL> store . put ( jobid , '<STR_LIT>' , request ) <EOL> service = runjob . build_command ( jobid , request ) <EOL> num_workers = multiprocessing . cpu_count ( ) <EOL> jobdir = store . path ( jobid ) <EOL> script = os . path . join ( jobdir , "<STR_LIT>" % jobid ) <EOL> commands = [ "<STR_LIT>" % service ] <EOL> create_batchfile ( script , commands ) <EOL> _out , err = _slurm_exec ( '<STR_LIT>' , <EOL> '<STR_LIT>' , str ( num_workers ) , <EOL> '<STR_LIT>' , jobdir , <EOL> script ) <EOL> if not err . startswith ( '<STR_LIT>' ) : <EOL> raise RuntimeError ( err ) <EOL> slurmid = err [ <NUM_LIT> : ] . strip ( ) <EOL> store . put ( jobid , '<STR_LIT>' , slurmid ) <EOL> return jobid <EOL> def results ( self , id ) : <EOL> try : <EOL> return runjob . results ( id ) <EOL> except KeyError : <EOL> pass <EOL> return { '<STR_LIT:status>' : self . status ( id ) } <EOL> def info ( self , id ) : <EOL> request = store . get ( id , '<STR_LIT>' ) <EOL> request [ '<STR_LIT:id>' ] = id <EOL> return request <EOL> def status ( self , id ) : <EOL> """<STR_LIT>""" <EOL> jobdir = store . path ( id ) <EOL> if not os . path . exists ( jobdir ) : <EOL> return "<STR_LIT>" <EOL> elif store . contains ( id , '<STR_LIT>' ) : <EOL> return "<STR_LIT>" <EOL> slurmid = store . get ( id , '<STR_LIT>' ) <EOL> out , _ = _slurm_exec ( '<STR_LIT>' , '<STR_LIT>' , '<STR_LIT>' ) <EOL> out = out . strip ( ) <EOL> state = '<STR_LIT>' <EOL> inqueue = False <EOL> if out != "<STR_LIT>" : <EOL> for line in out . split ( '<STR_LIT:\n>' ) : <EOL> line = line . split ( ) <EOL> if slurmid == line [ <NUM_LIT:0> ] : <EOL> state = line [ <NUM_LIT:1> ] <EOL> inqueue = True <EOL> break <EOL> if inqueue : <EOL> if state in _ACTIVE : <EOL> return "<STR_LIT>" <EOL> elif state in _INACTIVE : <EOL> return "<STR_LIT>" <EOL> elif state in _COMPLETE : <EOL> return "<STR_LIT>" <EOL> elif state in _ERROR : <EOL> return "<STR_LIT>" <EOL> else : <EOL> raise RuntimeError ( "<STR_LIT>" % state ) <EOL> else : <EOL> return "<STR_LIT>" <EOL> def cancel ( self , jobid ) : <EOL> slurmid = store . get ( jobid , '<STR_LIT>' ) <EOL> _slurm_exec ( '<STR_LIT>' , slurmid ) <EOL> def delete ( self , jobid ) : <EOL> self . cancel ( jobid ) <EOL> store . destroy ( jobid ) <EOL> def nextjob ( self , queue ) : <EOL> raise NotImplementedError ( "<STR_LIT>" ) <EOL> def postjob ( self , id , results ) : <EOL> raise NotImplementedError ( "<STR_LIT>" ) <EOL> def create_batchfile ( script , commands ) : <EOL> """<STR_LIT>""" <EOL> fid = open ( script , '<STR_LIT:w>' ) <EOL> fid . write ( "<STR_LIT>" ) <EOL> fid . write ( "<STR_LIT:\n>" . join ( commands ) ) <EOL> fid . write ( "<STR_LIT>" ) <EOL> fid . close ( ) <EOL> return script <EOL> def _slurm_exec ( cmd , * args ) : <EOL> """<STR_LIT>""" <EOL> process = subprocess . Popen ( [ cmd ] + list ( args ) , <EOL> stdout = subprocess . PIPE , <EOL> stderr = subprocess . PIPE ) <EOL> out , err = process . communicate ( ) <EOL> if err . startswith ( cmd + '<STR_LIT>' ) : <EOL> raise RuntimeError ( cmd + '<STR_LIT>' + err [ <NUM_LIT:15> : ] . strip ( ) ) <EOL> return out , err </s>
