def snl_to_wf_elastic(snl, parameters):
# parameters["user_vasp_settings"] specifies user defined incar/kpoints parameters
fws = []
connections = defaultdict(list)
parameters = parameters if parameters else {}
snl_priority = parameters.get('priority', 1)
priority = snl_priority * 2 # once we start a job, keep going!
f = Composition(snl.structure.composition.reduced_formula).alphabetical_formula
# add the SNL to the SNL DB and figure out duplicate group
tasks = [AddSNLTask()]
spec = {'task_type': 'Add to SNL database', 'snl': snl.as_dict(),
'_queueadapter': QA_DB, '_priority': snl_priority}
if 'snlgroup_id' in parameters and isinstance(snl, MPStructureNL):
spec['force_mpsnl'] = snl.as_dict()
spec['force_snlgroup_id'] = parameters['snlgroup_id']
del spec['snl']
fws.append(Firework(tasks, spec,
name=get_slug(f + '--' + spec['task_type']), fw_id=0))
connections[0] = [1]
parameters["exact_structure"] = True
# run GGA structure optimization for force convergence
spec = snl_to_wf._snl_to_spec(snl, parameters=parameters)
user_vasp_settings = parameters.get("user_vasp_settings")
spec = update_spec_force_convergence(spec, user_vasp_settings)
spec['run_tags'].append("origin")
spec['_priority'] = priority
spec['_queueadapter'] = QA_VASP
del spec['_dupefinder']
spec['task_type'] = "Vasp force convergence optimize structure (2x)"
tasks = [VaspWriterTask(), get_custodian_task(spec)]
fws.append(Firework(tasks, spec,
name=get_slug(f + '--' + spec['task_type']), fw_id=1))
# insert into DB - GGA structure optimization
spec = {'task_type': 'VASP db insertion', '_priority': priority,
'_allow_fizzled_parents': True, '_queueadapter': QA_DB,
'clean_task_doc':True, 'elastic_constant':"force_convergence"}
fws.append(Firework([VaspToDBTask()], spec,
name=get_slug(f + '--' + spec['task_type']), fw_id=2))
connections[1] = [2]
spec = {'task_type': 'Setup Deformed Struct Task', '_priority': priority,
'_queueadapter': QA_CONTROL}
fws.append(Firework([SetupDeformedStructTask()], spec,
name=get_slug(f + '--' + spec['task_type']),fw_id=3))
connections[2] = [3]
wf_meta = get_meta_from_structure(snl.structure)
wf_meta['run_version'] = 'May 2013 (1)'
if '_materialsproject' in snl.data and 'submission_id' in snl.data['_materialsproject']:
wf_meta['submission_id'] = snl.data['_materialsproject']['submission_id']
return Workflow(fws, connections, name=Composition(
snl.structure.composition.reduced_formula).alphabetical_formula, metadata=wf_meta)
def run_task(self, fw_spec):
# Read structure from previous relaxation
relaxed_struct = fw_spec['output']['crystal']
# Generate deformed structures
d_struct_set = DeformedStructureSet(relaxed_struct, ns=0.06)
wf=[]
for i, d_struct in enumerate(d_struct_set.def_structs):
fws=[]
connections={}
f = Composition(d_struct.formula).alphabetical_formula
snl = StructureNL(d_struct, 'Joseph Montoya <*****@*****.**>',
projects=["Elasticity"])
tasks = [AddSNLTask()]
snl_priority = fw_spec.get('priority', 1)
spec = {'task_type': 'Add Deformed Struct to SNL database',
'snl': snl.as_dict(),
'_queueadapter': QA_DB,
'_priority': snl_priority}
if 'snlgroup_id' in fw_spec and isinstance(snl, MPStructureNL):
spec['force_mpsnl'] = snl.as_dict()
spec['force_snlgroup_id'] = fw_spec['snlgroup_id']
del spec['snl']
fws.append(Firework(tasks, spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=-1000+i*10))
connections[-1000+i*10] = [-999+i*10]
spec = snl_to_wf._snl_to_spec(snl,
parameters={'exact_structure':True})
spec = update_spec_force_convergence(spec)
spec['deformation_matrix'] = d_struct_set.deformations[i].tolist()
spec['original_task_id'] = fw_spec["task_id"]
spec['_priority'] = fw_spec['_priority']*2
#Turn off dupefinder for deformed structure
del spec['_dupefinder']
spec['task_type'] = "Optimize deformed structure"
fws.append(Firework([VaspWriterTask(), SetupElastConstTask(),
get_custodian_task(spec)],
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=-999+i*10))
priority = fw_spec['_priority']*3
spec = {'task_type': 'VASP db insertion',
'_priority': priority,
'_allow_fizzled_parents': True,
'_queueadapter': QA_DB,
'elastic_constant':"deformed_structure",
'clean_task_doc':True,
'deformation_matrix':d_struct_set.deformations[i].tolist(),
'original_task_id':fw_spec["task_id"]}
fws.append(Firework([VaspToDBTask(), AddElasticDataToDBTask()], spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=-998+i*10))
connections[-999+i*10] = [-998+i*10]
wf.append(Workflow(fws, connections))
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 snl_to_wf(snl, parameters=None):
fws = []
connections = defaultdict(list)
parameters = parameters if parameters else {}
snl_priority = parameters.get('priority', 1)
priority = snl_priority * 2 # once we start a job, keep going!
f = Composition(
snl.structure.composition.reduced_formula).alphabetical_formula
snl_spec = {}
if 'snlgroup_id' in parameters:
if 'mpsnl' in parameters:
snl_spec['mpsnl'] = parameters['mpsnl']
elif isinstance(snl, MPStructureNL):
snl_spec['mpsnl'] = snl.as_dict()
else:
raise ValueError("improper use of force SNL")
snl_spec['snlgroup_id'] = parameters['snlgroup_id']
else:
# add the SNL to the SNL DB and figure out duplicate group
tasks = [AddSNLTask()]
spec = {
'task_type': 'Add to SNL database',
'snl': snl.as_dict(),
'_queueadapter': QA_DB,
'_priority': snl_priority
}
fws.append(
Firework(tasks,
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=0))
connections[0] = [1]
trackers = [
Tracker('FW_job.out'),
Tracker('FW_job.error'),
Tracker('vasp.out'),
Tracker('OUTCAR'),
Tracker('OSZICAR'),
Tracker('OUTCAR.relax1'),
Tracker('OUTCAR.relax2')
]
trackers_db = [Tracker('FW_job.out'), Tracker('FW_job.error')]
# run GGA structure optimization
spec = _snl_to_spec(snl, enforce_gga=True, parameters=parameters)
spec.update(snl_spec)
spec['_priority'] = priority
spec['_queueadapter'] = QA_VASP
spec['_trackers'] = trackers
tasks = [VaspWriterTask(), get_custodian_task(spec)]
fws.append(
Firework(tasks,
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=1))
# insert into DB - GGA structure optimization
spec = {
'task_type': 'VASP db insertion',
'_priority': priority * 2,
'_allow_fizzled_parents': True,
'_queueadapter': QA_DB,
"_dupefinder": DupeFinderDB().to_dict(),
'_trackers': trackers_db
}
fws.append(
Firework([VaspToDBTask()],
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=2))
connections[1] = [2]
# determine if GGA+U FW is needed
incar = MPVaspInputSet().get_incar(snl.structure).as_dict()
ggau_compound = ('LDAU' in incar and incar['LDAU'])
if not parameters.get('skip_bandstructure', False) and (
not ggau_compound
or parameters.get('force_gga_bandstructure', False)):
spec = {
'task_type': 'Controller: add Electronic Structure v2',
'_priority': priority,
'_queueadapter': QA_CONTROL
}
fws.append(
Firework([AddEStructureTask()],
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=3))
connections[2] = [3]
if ggau_compound:
spec = _snl_to_spec(snl, enforce_gga=False, parameters=parameters)
del spec[
'vasp'] # we are stealing all VASP params and such from previous run
spec['_priority'] = priority
spec['_queueadapter'] = QA_VASP
spec['_trackers'] = trackers
fws.append(
Firework(
[VaspCopyTask(),
SetupGGAUTask(),
get_custodian_task(spec)],
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=10))
connections[2].append(10)
spec = {
'task_type': 'VASP db insertion',
'_queueadapter': QA_DB,
'_allow_fizzled_parents': True,
'_priority': priority,
"_dupefinder": DupeFinderDB().to_dict(),
'_trackers': trackers_db
}
fws.append(
Firework([VaspToDBTask()],
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=11))
connections[10] = [11]
if not parameters.get('skip_bandstructure', False):
spec = {
'task_type': 'Controller: add Electronic Structure v2',
'_priority': priority,
'_queueadapter': QA_CONTROL
}
fws.append(
Firework([AddEStructureTask()],
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=12))
connections[11] = [12]
wf_meta = get_meta_from_structure(snl.structure)
wf_meta['run_version'] = 'May 2013 (1)'
if '_materialsproject' in snl.data and 'submission_id' in snl.data[
'_materialsproject']:
wf_meta['submission_id'] = snl.data['_materialsproject'][
'submission_id']
return Workflow(
fws,
connections,
name=Composition(
snl.structure.composition.reduced_formula).alphabetical_formula,
metadata=wf_meta)
def snl_to_wf(snl, parameters=None):
fws = []
connections = {}
parameters = parameters if parameters else {}
snl_priority = parameters.get('priority', 1)
priority = snl_priority * 2 # once we start a job, keep going!
f = Composition.from_formula(
snl.structure.composition.reduced_formula).alphabetical_formula
# add the SNL to the SNL DB and figure out duplicate group
tasks = [AddSNLTask()]
spec = {
'task_type': 'Add to SNL database',
'snl': snl.to_dict,
'_queueadapter': QA_DB,
'_priority': snl_priority
}
if 'snlgroup_id' in parameters and isinstance(snl, MPStructureNL):
spec['force_mpsnl'] = snl.to_dict
spec['force_snlgroup_id'] = parameters['snlgroup_id']
del spec['snl']
fws.append(
FireWork(tasks,
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=0))
connections[0] = [1]
# run GGA structure optimization
spec = _snl_to_spec(snl, enforce_gga=True)
spec['_priority'] = priority
spec['_queueadapter'] = QA_VASP
tasks = [VaspWriterTask(), get_custodian_task(spec)]
fws.append(
FireWork(tasks,
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=1))
# insert into DB - GGA structure optimization
spec = {
'task_type': 'VASP db insertion',
'_priority': priority,
'_allow_fizzled_parents': True,
'_queueadapter': QA_DB
}
fws.append(
FireWork([VaspToDBTask()],
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=2))
connections[1] = [2]
if not parameters.get('skip_bandstructure', False):
spec = {
'task_type': 'Controller: add Electronic Structure v2',
'_priority': priority,
'_queueadapter': QA_CONTROL
}
fws.append(
FireWork([AddEStructureTask()],
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=3))
connections[2] = [3]
# determine if GGA+U FW is needed
incar = MPVaspInputSet().get_incar(snl.structure).to_dict
if 'LDAU' in incar and incar['LDAU']:
spec = _snl_to_spec(snl, enforce_gga=False)
del spec[
'vasp'] # we are stealing all VASP params and such from previous run
spec['_priority'] = priority
spec['_queueadapter'] = QA_VASP
fws.append(
FireWork(
[VaspCopyTask(),
SetupGGAUTask(),
get_custodian_task(spec)],
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=10))
connections[2].append(10)
spec = {
'task_type': 'VASP db insertion',
'_queueadapter': QA_DB,
'_allow_fizzled_parents': True,
'_priority': priority
}
fws.append(
FireWork([VaspToDBTask()],
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=11))
connections[10] = [11]
if not parameters.get('skip_bandstructure', False):
spec = {
'task_type': 'Controller: add Electronic Structure v2',
'_priority': priority,
'_queueadapter': QA_CONTROL
}
fws.append(
FireWork([AddEStructureTask()],
spec,
name=get_slug(f + '--' + spec['task_type']),
fw_id=12))
connections[11] = [12]
wf_meta = get_meta_from_structure(snl.structure)
wf_meta['run_version'] = 'May 2013 (1)'
if '_materialsproject' in snl.data and 'submission_id' in snl.data[
'_materialsproject']:
wf_meta['submission_id'] = snl.data['_materialsproject'][
'submission_id']
return Workflow(
fws,
connections,
name=Composition.from_formula(
snl.structure.composition.reduced_formula).alphabetical_formula,
metadata=wf_meta)