def run_task(self, fw_spec): print 'sleeping 10s for Mongo' time.sleep(10) print 'done sleeping' print 'the gap is {}, the cutoff is {}'.format( fw_spec['analysis']['bandgap'], self.gap_cutoff) if fw_spec['analysis']['bandgap'] >= self.gap_cutoff: static_dens = 90 uniform_dens = 1000 line_dens = 20 else: static_dens = 450 uniform_dens = 1500 line_dens = 30 if fw_spec['analysis']['bandgap'] <= self.metal_cutoff: user_incar_settings = {"ISMEAR": 1, "SIGMA": 0.2} else: user_incar_settings = {} print 'Adding more runs...' type_name = 'GGA+U' if 'GGA+U' in fw_spec['prev_task_type'] else 'GGA' snl = StructureNL.from_dict(fw_spec['mpsnl']) f = Composition( snl.structure.composition.reduced_formula).alphabetical_formula fws = [] connections = {} priority = fw_spec['_priority'] trackers = [ Tracker('FW_job.out'), Tracker('FW_job.error'), Tracker('vasp.out'), Tracker('OUTCAR'), Tracker('OSZICAR') ] trackers_db = [Tracker('FW_job.out'), Tracker('FW_job.error')] # run GGA static spec = fw_spec # pass all the items from the current spec to the new spec.update({ 'task_type': '{} static v2'.format(type_name), '_queueadapter': QA_VASP_SMALL, '_dupefinder': DupeFinderVasp().to_dict(), '_priority': priority, '_trackers': trackers }) fws.append( Firework([ VaspCopyTask({ 'use_CONTCAR': True, 'skip_CHGCAR': True }), SetupStaticRunTask({ "kpoints_density": static_dens, 'user_incar_settings': user_incar_settings }), get_custodian_task(spec) ], spec, name=get_slug(f + '--' + spec['task_type']), fw_id=-10)) # insert into DB - GGA static spec = { 'task_type': 'VASP db insertion', '_queueadapter': QA_DB, '_allow_fizzled_parents': True, '_priority': priority * 2, "_dupefinder": DupeFinderDB().to_dict(), '_trackers': trackers_db } fws.append( Firework([VaspToDBTask()], spec, name=get_slug(f + '--' + spec['task_type']), fw_id=-9)) connections[-10] = -9 # run GGA Uniform spec = { 'task_type': '{} Uniform v2'.format(type_name), '_queueadapter': QA_VASP, '_dupefinder': DupeFinderVasp().to_dict(), '_priority': priority, '_trackers': trackers } fws.append( Firework([ VaspCopyTask({'use_CONTCAR': False}), SetupNonSCFTask({ 'mode': 'uniform', "kpoints_density": uniform_dens }), get_custodian_task(spec) ], spec, name=get_slug(f + '--' + spec['task_type']), fw_id=-8)) connections[-9] = -8 # insert into DB - GGA Uniform spec = { 'task_type': 'VASP db insertion', '_queueadapter': QA_DB, '_allow_fizzled_parents': True, '_priority': priority * 2, "_dupefinder": DupeFinderDB().to_dict(), '_trackers': trackers_db } fws.append( Firework([VaspToDBTask({'parse_uniform': True})], spec, name=get_slug(f + '--' + spec['task_type']), fw_id=-7)) connections[-8] = -7 # run GGA Band structure spec = { 'task_type': '{} band structure v2'.format(type_name), '_queueadapter': QA_VASP, '_dupefinder': DupeFinderVasp().to_dict(), '_priority': priority, '_trackers': trackers } fws.append( Firework([ VaspCopyTask({'use_CONTCAR': False}), SetupNonSCFTask({ 'mode': 'line', "kpoints_line_density": line_dens }), get_custodian_task(spec) ], spec, name=get_slug(f + '--' + spec['task_type']), fw_id=-6)) connections[-7] = [-6] # insert into DB - GGA Band structure spec = { 'task_type': 'VASP db insertion', '_queueadapter': QA_DB, '_allow_fizzled_parents': True, '_priority': priority * 2, "_dupefinder": DupeFinderDB().to_dict(), '_trackers': trackers_db } fws.append( Firework([VaspToDBTask({})], spec, name=get_slug(f + '--' + spec['task_type']), fw_id=-5)) connections[-6] = -5 if fw_spec.get('parameters') and fw_spec['parameters'].get( 'boltztrap'): # run Boltztrap from mpworks.firetasks.boltztrap_tasks import BoltztrapRunTask spec = { 'task_type': '{} Boltztrap'.format(type_name), '_queueadapter': QA_DB, '_dupefinder': DupeFinderDB().to_dict(), '_priority': priority } fws.append( Firework([BoltztrapRunTask()], spec, name=get_slug(f + '--' + spec['task_type']), fw_id=-4)) connections[-7].append(-4) wf = Workflow(fws, connections) print 'Done adding more runs...' return FWAction(additions=wf)
def structure_to_wf(structure): """ This method starts with a Structure object and creates a Workflow object The workflow has two steps - a structure relaxation and a static run :param structure: :return: """ fws = [] # list of FireWorks to run connections = defaultdict(list) # dependencies between FireWorks # generate VASP input objects for 1st VASP run - this is put in the FW spec mpvis = MPGGAVaspInputSet(user_incar_settings={'NPAR': 2}) incar = mpvis.get_incar(structure) poscar = mpvis.get_poscar(structure) kpoints = mpvis.get_kpoints(structure) potcar = mpvis.get_potcar(structure) # serialize the VASP input objects to the FW spec spec = {} spec['vasp'] = {} spec['vasp']['incar'] = incar.as_dict() spec['vasp']['poscar'] = poscar.as_dict() spec['vasp']['kpoints'] = kpoints.as_dict() spec['vasp']['potcar'] = potcar.as_dict() spec['vaspinputset_name'] = mpvis.__class__.__name__ spec['task_type'] = 'GGA optimize structure (2x) example' # set up the custodian that we want to run jobs = VaspJob.double_relaxation_run('') for j in jobs: # turn off auto npar, it doesn't work for >1 node j.auto_npar = False handlers = [ VaspErrorHandler(), FrozenJobErrorHandler(), MeshSymmetryErrorHandler(), NonConvergingErrorHandler() ] c_params = { 'jobs': [j.as_dict() for j in jobs], 'handlers': [h.as_dict() for h in handlers], 'max_errors': 5 } custodiantask = VaspCustodianTaskEx(c_params) # 1st Firework - run GGA optimize structure # VaspWriterTask - write input files (INCAR, POSCAR, KPOINTS, POSCAR) based on spec # CustodianTaskEx - run VASP within a custodian tasks = [VaspWriterTask(), custodiantask] fws.append( Firework(tasks, spec, name=get_name(structure, spec['task_type']), fw_id=1)) # 2nd Firework - insert previous run into DB spec = {'task_type': 'VASP db insertion example'} fws.append( Firework([VaspToDBTaskEx()], spec, name=get_name(structure, spec['task_type']), fw_id=2)) connections[1] = [2] # 3rd Firework - static run. # VaspCopyTask - copy output from previous run to this directory # SetupStaticRunTask - override old parameters for static run # CustodianTaskEx - run VASP within a custodian spec = {'task_type': 'GGA static example'} copytask = VaspCopyTask({'use_CONTCAR': True, 'skip_CHGCAR': True}) setuptask = SetupStaticRunTask() custodiantask = VaspCustodianTaskEx({ 'jobs': [VaspJob('', auto_npar=False).as_dict()], 'handlers': [h.as_dict() for h in handlers], 'max_errors': 5 }) fws.append( Firework([copytask, setuptask, custodiantask], spec, name=get_name(structure, spec['task_type']), fw_id=3)) connections[2] = [3] # 4th Firework - insert previous run into DB spec = {'task_type': 'VASP db insertion example'} fws.append( Firework([VaspToDBTaskEx()], spec, name=get_name(structure, spec['task_type']), fw_id=4)) connections[3] = [4] return Workflow(fws, connections, name=get_slug(structure.formula))
def run_task(self, fw_spec): print 'sleeping 10s for Mongo' time.sleep(10) print 'done sleeping' print 'the gap is {}, the cutoff is {}'.format( fw_spec['analysis']['bandgap'], self.gap_cutoff) if fw_spec['analysis']['bandgap'] >= self.gap_cutoff: print 'Adding more runs...' type_name = 'GGA+U' if 'GGA+U' in fw_spec[ 'prev_task_type'] else 'GGA' snl = StructureNL.from_dict(fw_spec['mpsnl']) f = Composition( snl.structure.composition.reduced_formula).alphabetical_formula fws = [] connections = {} priority = fw_spec['_priority'] # run GGA static spec = fw_spec # pass all the items from the current spec to the new # one spec.update({ 'task_type': '{} static'.format(type_name), '_queueadapter': QA_VASP, '_dupefinder': DupeFinderVasp().to_dict(), '_priority': priority }) fws.append( Firework([ VaspCopyTask({'use_CONTCAR': True}), SetupStaticRunTask(), get_custodian_task(spec) ], spec, name=get_slug(f + '--' + spec['task_type']), fw_id=-10)) # insert into DB - GGA static spec = { 'task_type': 'VASP db insertion', '_queueadapter': QA_DB, '_allow_fizzled_parents': True, '_priority': priority, "_dupefinder": DupeFinderDB().to_dict() } fws.append( Firework([VaspToDBTask()], spec, name=get_slug(f + '--' + spec['task_type']), fw_id=-9)) connections[-10] = -9 # run GGA Uniform spec = { 'task_type': '{} Uniform'.format(type_name), '_queueadapter': QA_VASP, '_dupefinder': DupeFinderVasp().to_dict(), '_priority': priority } fws.append( Firework([ VaspCopyTask({'use_CONTCAR': False}), SetupNonSCFTask({'mode': 'uniform'}), get_custodian_task(spec) ], spec, name=get_slug(f + '--' + spec['task_type']), fw_id=-8)) connections[-9] = -8 # insert into DB - GGA Uniform spec = { 'task_type': 'VASP db insertion', '_queueadapter': QA_DB, '_allow_fizzled_parents': True, '_priority': priority, "_dupefinder": DupeFinderDB().to_dict() } fws.append( Firework([VaspToDBTask({'parse_uniform': True})], spec, name=get_slug(f + '--' + spec['task_type']), fw_id=-7)) connections[-8] = -7 # run GGA Band structure spec = { 'task_type': '{} band structure'.format(type_name), '_queueadapter': QA_VASP, '_dupefinder': DupeFinderVasp().to_dict(), '_priority': priority } fws.append( Firework([ VaspCopyTask({'use_CONTCAR': False}), SetupNonSCFTask({'mode': 'line'}), get_custodian_task(spec) ], spec, name=get_slug(f + '--' + spec['task_type']), fw_id=-6)) connections[-7] = -6 # insert into DB - GGA Band structure spec = { 'task_type': 'VASP db insertion', '_queueadapter': QA_DB, '_allow_fizzled_parents': True, '_priority': priority, "_dupefinder": DupeFinderDB().to_dict() } fws.append( Firework([VaspToDBTask({})], spec, name=get_slug(f + '--' + spec['task_type']), fw_id=-5)) connections[-6] = -5 wf = Workflow(fws, connections) print 'Done adding more runs...' return FWAction(additions=wf) return FWAction()