def run_task(self, fw_spec):
additional_fields = self.get("additional_fields", {})
# pass the additional_fields first to avoid overriding BoltztrapAnalyzer items
d = additional_fields.copy()
btrap_dir = os.path.join(os.getcwd(), "boltztrap")
d["boltztrap_dir"] = btrap_dir
bta = BoltztrapAnalyzer.from_files(btrap_dir)
d.update(bta.as_dict())
d["scissor"] = bta.intrans["scissor"]
# trim the output
for x in ['cond', 'seebeck', 'kappa', 'hall', 'mu_steps', 'mu_doping', 'carrier_conc']:
del d[x]
if not self.get("hall_doping"):
del d["hall_doping"]
bandstructure_dir = os.getcwd()
d["bandstructure_dir"] = bandstructure_dir
# add the structure
v, o = get_vasprun_outcar(bandstructure_dir, parse_eigen=False, parse_dos=False)
structure = v.final_structure
d["structure"] = structure.as_dict()
d["formula_pretty"] = structure.composition.reduced_formula
d.update(get_meta_from_structure(structure))
# add the spacegroup
sg = SpacegroupAnalyzer(Structure.from_dict(d["structure"]), 0.1)
d["spacegroup"] = {"symbol": sg.get_space_group_symbol(),
"number": sg.get_space_group_number(),
"point_group": sg.get_point_group_symbol(),
"source": "spglib",
"crystal_system": sg.get_crystal_system(),
"hall": sg.get_hall()}
d["created_at"] = datetime.utcnow()
db_file = env_chk(self.get('db_file'), fw_spec)
if not db_file:
del d["dos"]
with open(os.path.join(btrap_dir, "boltztrap.json"), "w") as f:
f.write(json.dumps(d, default=DATETIME_HANDLER))
else:
mmdb = VaspCalcDb.from_db_file(db_file, admin=True)
# dos gets inserted into GridFS
dos = json.dumps(d["dos"], cls=MontyEncoder)
fsid, compression = mmdb.insert_gridfs(dos, collection="dos_boltztrap_fs",
compress=True)
d["dos_boltztrap_fs_id"] = fsid
del d["dos"]
mmdb.db.boltztrap.insert(d)
def run_task(self, fw_spec):
additional_fields = self.get("additional_fields", {})
# pass the additional_fields first to avoid overriding BoltztrapAnalyzer items
d = additional_fields.copy()
btrap_dir = os.path.join(os.getcwd(), "boltztrap")
d["boltztrap_dir"] = btrap_dir
bta = BoltztrapAnalyzer.from_files(btrap_dir)
d.update(bta.as_dict())
d["scissor"] = bta.intrans["scissor"]
# trim the output
for x in ['cond', 'seebeck', 'kappa', 'hall', 'mu_steps', 'mu_doping', 'carrier_conc']:
del d[x]
if not self.get("hall_doping"):
del d["hall_doping"]
bandstructure_dir = os.getcwd()
d["bandstructure_dir"] = bandstructure_dir
# add the structure
v, o = get_vasprun_outcar(bandstructure_dir, parse_eigen=False, parse_dos=False)
structure = v.final_structure
d["structure"] = structure.as_dict()
d["formula_pretty"] = structure.composition.reduced_formula
d.update(get_meta_from_structure(structure))
# add the spacegroup
sg = SpacegroupAnalyzer(Structure.from_dict(d["structure"]), 0.1)
d["spacegroup"] = {"symbol": sg.get_space_group_symbol(),
"number": sg.get_space_group_number(),
"point_group": sg.get_point_group_symbol(),
"source": "spglib",
"crystal_system": sg.get_crystal_system(),
"hall": sg.get_hall()}
d["created_at"] = datetime.utcnow()
db_file = env_chk(self.get('db_file'), fw_spec)
if not db_file:
del d["dos"]
with open(os.path.join(btrap_dir, "boltztrap.json"), "w") as f:
f.write(json.dumps(d, default=DATETIME_HANDLER))
else:
mmdb = VaspCalcDb.from_db_file(db_file, admin=True)
# dos gets inserted into GridFS
dos = json.dumps(d["dos"], cls=MontyEncoder)
fsid, compression = mmdb.insert_gridfs(dos, collection="dos_boltztrap_fs",
compress=True)
d["dos_boltztrap_fs_id"] = fsid
del d["dos"]
mmdb.db.boltztrap.insert(d)
def add_wf_metadata(original_wf, structure):
"""
Adds structure metadata to a workflow
Args:
original_wf: (Workflow)
structure: (Structure) the structure being run by this workflow
Returns:
Workflow
"""
original_wf.metadata["structure"] = structure.as_dict()
original_wf.metadata.update(get_meta_from_structure(structure))
return original_wf
def add_wf_metadata(original_wf, structure):
"""
Adds structure metadata to a workflow
Args:
original_wf: (Workflow)
structure: (Structure) the structure being run by this workflow
Returns:
"""
original_wf.metadata["structure"] = structure.as_dict()
original_wf.metadata.update(get_meta_from_structure(structure))
return update_wf(original_wf)
def process_item(self, item):
"""
Calculates all basic descriptors for the structures
Args:
item (dict): a dict with a task_id and a structure
Returns:
dict: a basic-descriptors dict
"""
self.logger.debug("Calculating basic descriptors for {}".format(
item[self.materials.key]))
struct = Structure.from_dict(item['structure'])
descr_doc = {'structure': struct.copy()}
descr_doc['meta'] = {'atomate': get_meta_from_structure(struct)}
try:
comp_descr = [{'name': 'magpie'}]
labels = self.cds["magpie"].feature_labels()
values = self.cds["magpie"].featurize(struct.composition)
for label, value in zip(labels, values):
comp_descr[0][label] = value
descr_doc['composition_descriptors'] = comp_descr
except Exception as e:
self.logger.error("Failed getting Magpie descriptors: "
"{}".format(e))
descr_doc['site_descriptors'] = \
self.get_site_descriptors_from_struct(
descr_doc['structure'])
descr_doc['statistics'] = \
self.get_statistics(
descr_doc['site_descriptors'])
descr_doc[self.descriptors.key] = item[self.materials.key]
return descr_doc
def get_slab_fw(slab,
transmuter=False,
db_file=None,
vasp_input_set=None,
parents=None,
vasp_cmd="vasp",
name="",
add_slab_metadata=True,
user_incar_settings=None):
"""
Function to generate a a slab firework. Returns a TransmuterFW if
bulk_structure is specified, constructing the necessary transformations
from the slab and slab generator parameters, or an OptimizeFW if only a
slab is specified.
Args:
slab (Slab or Structure): structure or slab corresponding
to the slab to be calculated
transmuter (bool): whether or not to use a TransmuterFW based
on slab params, if this option is selected, input slab must
be a Slab object (as opposed to Structure)
vasp_input_set (VaspInputSet): vasp_input_set corresponding to
the slab calculation
parents (Fireworks or list of ints): parent FWs
db_file (string): path to database file
vasp_cmd (string): vasp command
name (string): name of firework
add_slab_metadata (bool): whether to add slab metadata to task doc
Returns:
Firework corresponding to slab calculation
"""
vasp_input_set = vasp_input_set or MPSurfaceSet(
slab, user_incar_settings=user_incar_settings)
# If a bulk_structure is specified, generate the set of transformations,
# else just create an optimize FW with the slab
if transmuter:
if not isinstance(slab, Slab):
raise ValueError(
"transmuter mode requires slab to be a Slab object")
# Get transformation from oriented bulk and slab
oriented_bulk = slab.oriented_unit_cell
slab_trans_params = get_slab_trans_params(slab)
trans_struct = SlabTransformation(**slab_trans_params)
slab_from_bulk = trans_struct.apply_transformation(oriented_bulk)
# Ensures supercell construction
supercell_trans = SupercellTransformation.from_scaling_factors(
round(slab.lattice.a / slab_from_bulk.lattice.a),
round(slab.lattice.b / slab_from_bulk.lattice.b))
# Get site properties, set velocities to zero if not set to avoid
# custodian issue
site_props = slab.site_properties
if 'velocities' not in site_props:
site_props['velocities'] = [0. for s in slab]
# Get adsorbates for InsertSitesTransformation
if "adsorbate" in slab.site_properties.get("surface_properties", ""):
ads_sites = [
site for site in slab
if site.properties["surface_properties"] == "adsorbate"
]
else:
ads_sites = []
transformations = [
"SlabTransformation", "SupercellTransformation",
"InsertSitesTransformation", "AddSitePropertyTransformation"
]
trans_params = [
slab_trans_params, {
"scaling_matrix": supercell_trans.scaling_matrix
}, {
"species": [site.species_string for site in ads_sites],
"coords": [site.frac_coords for site in ads_sites]
}, {
"site_properties": site_props
}
]
fw = TransmuterFW(name=name,
structure=oriented_bulk,
transformations=transformations,
transformation_params=trans_params,
copy_vasp_outputs=True,
db_file=db_file,
vasp_cmd=vasp_cmd,
parents=parents,
vasp_input_set=vasp_input_set)
else:
fw = OptimizeFW(name=name,
structure=slab,
vasp_input_set=vasp_input_set,
vasp_cmd=vasp_cmd,
db_file=db_file,
parents=parents,
job_type="normal")
# Add slab metadata
if add_slab_metadata:
parent_structure_metadata = get_meta_from_structure(
slab.oriented_unit_cell)
fw.tasks[-1]["additional_fields"].update({
"slab":
slab,
"parent_structure":
slab.oriented_unit_cell,
"parent_structure_metadata":
parent_structure_metadata
})
return fw
def run_task(self, fw_spec):
vasp_calc_dir = self.get("calc_dir", None)
vasp_calc_loc = (
get_calc_loc(self["calc_loc"], fw_spec["calc_locs"])
if self.get("calc_loc")
else {}
)
# get the directory that contains the Lobster dir to parse
current_dir = os.getcwd()
# parse the Lobster directory
logger.info("PARSING DIRECTORY: {}".format(current_dir))
task_doc = {}
struct = Structure.from_file(self._find_gz_file("POSCAR"))
Lobsterout_here = Lobsterout(self._find_gz_file("lobsterout"))
task_doc["output"] = Lobsterout_here.get_doc()
Lobsterin_here = Lobsterin.from_file(self._find_gz_file("lobsterin"))
task_doc["input"] = Lobsterin_here
try:
Lobsterin_orig = Lobsterin.from_file(self._find_gz_file("lobsterin.orig"))
task_doc["orig_input"] = Lobsterin_orig
except ValueError:
pass
# save custodian details
if os.path.exists("custodian.json"):
task_doc["custodian"] = loadfn("custodian.json")
additional_fields = self.get("additional_fields", {})
if additional_fields:
task_doc.update(additional_fields)
task_doc.update(get_meta_from_structure(struct))
if vasp_calc_dir != None:
task_doc["vasp_dir_name"] = vasp_calc_dir
else:
task_doc["vasp_dir_name"] = vasp_calc_loc["path"]
task_doc["dir_name"] = current_dir
# Check for additional keys to set based on the fw_spec
if self.get("fw_spec_field"):
task_doc.update(fw_spec[self.get("fw_spec_field")])
task_doc["state"] = "successful"
task_doc = jsanitize(task_doc)
# get the database connection
db_file = env_chk(self.get("db_file"), fw_spec)
# db insertion or taskdoc dump
if not db_file:
with open("task_lobster.json", "w") as f:
f.write(json.dumps(task_doc, default=DATETIME_HANDLER))
else:
db = VaspCalcDb.from_db_file(db_file, admin=True)
db.collection = db.db["lobster"]
additional_outputs = self.get("additional_outputs", None)
if additional_outputs:
for filename in additional_outputs:
fs_id = None
if os.path.isfile(filename):
fs_id = put_file_in_gridfs(
filename, db, collection_name="lobster_files", compress=True
)
elif os.path.isfile(filename + ".gz"):
fs_id = put_file_in_gridfs(
filename + ".gz",
db,
collection_name="lobster_files",
compress=False,
compression_type="zlib",
)
if fs_id:
key_name = filename.split(".")[0].lower() + "_id"
task_doc[key_name] = fs_id
db.insert(task_doc)
return FWAction()
def _assimilate_from_cif(self, cif_path):
# capture any warnings generated by parsing cif file
file_ID = cif_path.split('/')[-1].split(".")[0]
cif_meta = {}
with warnings.catch_warnings(record=True) as w:
cif_parser = CifParser(cif_path)
for warn in w:
if 'cifwarnings' in cif_meta:
cif_meta['cifwarnings'].append(str(warn.message))
else:
cif_meta['cifwarnings'] = [str(warn.message)]
logger.warning('{}: {}'.format(file_ID, warn.message))
cif_dict = cif_parser.as_dict()
orig_id = list(cif_dict.keys())[0]
easy_dict = cif_dict[orig_id]
if '_chemical_name_mineral' in easy_dict:
cif_meta['min_name'] = easy_dict['_chemical_name_mineral']
if '_chemical_name_systematic' in easy_dict:
cif_meta['chem_name'] = easy_dict['_chemical_name_systematic']
if '_cell_measurement_pressure' in easy_dict:
cif_meta['pressure'] = float(
easy_dict['_cell_measurement_pressure']) / 1000
else:
cif_meta['pressure'] = .101325
with warnings.catch_warnings(record=True) as w:
try:
struc = cif_parser.get_structures()[0]
except ValueError as err:
# if cif parsing raises error, write icsd_id to Error_Record and do NOT add structure to mongo database
logger.error(
file_ID + ': {}'.format(err) +
"\nDid not insert structure into Mongo Collection")
with open('Error_Record', 'a') as err_rec:
err_rec.write(str(file_ID) + ': {}\n'.format(err))
err_rec.close()
else:
references = self.bibtex_from_cif(cif_path)
history = [{
'name': 'ICSD',
'url': 'https://icsd.fiz-karlsruhe.de/',
'description': {
'id': file_ID
}
}]
cif_meta['references'] = references
cif_meta['history'] = history
atomate_meta = get_meta_from_structure(struc)
# data['nsites'] = meta['nsites']
# data['elements'] = meta['elements']
# data['nelements'] = meta['nelements']
# data['formula'] = meta['formula']
# data['formula_reduced'] = meta['formula_pretty']
# data['formula_reduced_abc'] = meta['formula_reduced_abc']
# data['formula_anonymous'] = meta['formula_anonymous']
# data['chemsys'] = meta['chemsys']
# data['is_valid'] = meta['is_valid']
# data['is_ordered'] = meta['is_ordered']
# unfortunately any warnings are logged after any errors. Not too big of an issue
for warn in w:
if 'cifwarnings' in cif_meta:
cif_meta['cifwarnings'].append(str(warn.message))
else:
cif_meta['cifwarnings'] = [str(warn.message)]
logger.warning('{}: {}'.format(file_ID, warn.message))
return (struc, cif_meta, atomate_meta)
def assimilate(self,
path,
dbhost='localhost',
dbport=27017,
dbname='ICSD',
collection_name='ICSD_files',
store_mongo=True):
"""
Assimilate data in a directory path into a pymatgen object. Because of
the quirky nature of Python"s multiprocessing, the object must support
pymatgen's as_dict() for parallel processing.
Args:
path: directory path
Returns:
An assimilated object
"""
if store_mongo:
client = MongoClient(dbhost, dbport)
db = client[dbname]
col = db[collection_name]
data = {}
files = os.listdir(path)
file_ID = path.split('/')[-1]
print(file_ID)
data['icsd_id'] = int(file_ID)
#data['cifwarnings'] = []
cif_path = os.path.join(path, file_ID + '.cif')
# capture any warnings generated by parsing cif file
with warnings.catch_warnings(record=True) as w:
cif_parser = CifParser(cif_path)
for warn in w:
if 'cifwarnings' in data:
data['cifwarnings'].append(str(warn.message))
else:
data['cifwarnings'] = [str(warn.message)]
logger.warning('{}: {}'.format(file_ID, warn.message))
cif_dict = cif_parser.as_dict()
orig_id = list(cif_dict.keys())[0]
easy_dict = cif_dict[orig_id]
if '_chemical_name_mineral' in easy_dict:
data['min_name'] = easy_dict['_chemical_name_mineral']
if '_chemical_name_systematic' in easy_dict:
data['chem_name'] = easy_dict['_chemical_name_systematic']
if '_cell_measurement_pressure' in easy_dict:
data['pressure'] = float(
easy_dict['_cell_measurement_pressure']) / 1000
else:
data['pressure'] = .101325
with warnings.catch_warnings(record=True) as w:
try:
struc = cif_parser.get_structures()[0]
except ValueError as err:
# if cif parsing raises error, write icsd_id to Error_Record and do NOT add structure to mongo database
logger.error(
file_ID + ': {}'.format(err) +
"\nDid not insert structure into Mongo Collection")
with open('Error_Record', 'a') as err_rec:
err_rec.write(str(file_ID) + ': {}\n'.format(err))
err_rec.close()
else:
authors = 'Donny Winston<*****@*****.**>, Joseph Palakapilly<*****@*****.**>'
references = self.bibtex_from_cif(cif_path)
history = [{
'name': 'ICSD',
'url': 'https://icsd.fiz-karlsruhe.de/',
'description': {
'icsd_id': file_ID
}
}]
snl = StructureNL(struc,
authors=authors,
references=references,
history=history)
data['snl'] = snl.as_dict()
meta = get_meta_from_structure(struc)
data['nsites'] = meta['nsites']
data['elements'] = meta['elements']
data['nelements'] = meta['nelements']
data['formula'] = meta['formula']
data['formula_reduced'] = meta['formula_pretty']
data['formula_reduced_abc'] = meta['formula_reduced_abc']
data['formula_anonymous'] = meta['formula_anonymous']
data['chemsys'] = meta['chemsys']
data['is_valid'] = meta['is_valid']
data['is_ordered'] = meta['is_ordered']
#unfortunately any warnings are logged after any errors. Not too big of an issue
for warn in w:
if 'cifwarnings' in data:
data['cifwarnings'].append(str(warn.message))
else:
data['cifwarnings'] = [str(warn.message)]
logger.warning('{}: {}'.format(file_ID, warn.message))
if 'snl' in data:
if store_mongo:
col.update_one({'icsd_id': int(file_ID)}, {'$set': data},
upsert=True)
return data
def get_slab_fw(slab, transmuter=False, db_file=None, vasp_input_set=None,
parents=None, vasp_cmd="vasp", name="", add_slab_metadata=True):
"""
Function to generate a a slab firework. Returns a TransmuterFW if
bulk_structure is specified, constructing the necessary transformations
from the slab and slab generator parameters, or an OptimizeFW if only a
slab is specified.
Args:
slab (Slab or Structure): structure or slab corresponding
to the slab to be calculated
transmuter (bool): whether or not to use a TransmuterFW based
on slab params, if this option is selected, input slab must
be a Slab object (as opposed to Structure)
vasp_input_set (VaspInputSet): vasp_input_set corresponding to
the slab calculation
parents (Fireworks or list of ints): parent FWs
db_file (string): path to database file
vasp_cmd (string): vasp command
name (string): name of firework
add_slab_metadata (bool): whether to add slab metadata to task doc
Returns:
Firework corresponding to slab calculation
"""
vasp_input_set = vasp_input_set or MPSurfaceSet(slab)
# If a bulk_structure is specified, generate the set of transformations,
# else just create an optimize FW with the slab
if transmuter:
if not isinstance(slab, Slab):
raise ValueError("transmuter mode requires slab to be a Slab object")
# Get transformation from oriented bulk and slab
oriented_bulk = slab.oriented_unit_cell
slab_trans_params = get_slab_trans_params(slab)
trans_struct = SlabTransformation(**slab_trans_params)
slab_from_bulk = trans_struct.apply_transformation(oriented_bulk)
# Ensures supercell construction
supercell_trans = SupercellTransformation.from_scaling_factors(
round(slab.lattice.a / slab_from_bulk.lattice.a),
round(slab.lattice.b / slab_from_bulk.lattice.b))
# Get site properties, set velocities to zero if not set to avoid
# custodian issue
site_props = slab.site_properties
if 'velocities' not in site_props:
site_props['velocities'] = [0. for s in slab]
# Get adsorbates for InsertSitesTransformation
if "adsorbate" in slab.site_properties.get("surface_properties", ""):
ads_sites = [site for site in slab
if site.properties["surface_properties"] == "adsorbate"]
else:
ads_sites = []
transformations = [
"SlabTransformation", "SupercellTransformation",
"InsertSitesTransformation", "AddSitePropertyTransformation"]
trans_params = [slab_trans_params,
{"scaling_matrix": supercell_trans.scaling_matrix},
{"species": [site.species_string for site in ads_sites],
"coords": [site.frac_coords for site in ads_sites]},
{"site_properties": site_props}]
fw = TransmuterFW(name=name, structure=oriented_bulk,
transformations=transformations,
transformation_params=trans_params,
copy_vasp_outputs=True, db_file=db_file,
vasp_cmd=vasp_cmd, parents=parents,
vasp_input_set=vasp_input_set)
else:
fw = OptimizeFW(name=name, structure=slab,
vasp_input_set=vasp_input_set, vasp_cmd=vasp_cmd,
db_file=db_file, parents=parents, job_type="normal")
# Add slab metadata
if add_slab_metadata:
parent_structure_metadata = get_meta_from_structure(
slab.oriented_unit_cell)
fw.tasks[-1]["additional_fields"].update(
{"slab": slab, "parent_structure": slab.oriented_unit_cell,
"parent_structure_metadata": parent_structure_metadata})
return fw
