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from mp_api.client import MPRester
import pymatgen.core as mp
import gradio as gr
from typing import Literal
import os
mpr = MPRester(os.getenv("MP_API_KEY"))
available_fields = ['nsites', 'elements', 'nelements', 'composition', 'composition_reduced', 'formula_pretty', 'formula_anonymous', 'chemsys', 'volume', 'density', 'density_atomic', 'symmetry', 'property_name', 'material_id', 'structure', 'task_ids', 'uncorrected_energy_per_atom', 'energy_per_atom', 'formation_energy_per_atom', 'energy_above_hull', 'is_stable', 'equilibrium_reaction_energy_per_atom', 'decomposes_to', 'xas', 'grain_boundaries', 'band_gap', 'cbm', 'vbm', 'efermi', 'is_gap_direct', 'is_metal', 'bandstructure', 'dos', 'dos_energy_up', 'dos_energy_down', 'is_magnetic', 'ordering', 'total_magnetization', 'total_magnetization_normalized_vol', 'total_magnetization_normalized_formula_units', 'num_magnetic_sites', 'num_unique_magnetic_sites', 'types_of_magnetic_species', 'bulk_modulus', 'shear_modulus', 'universal_anisotropy', 'homogeneous_poisson', 'e_total', 'e_ionic', 'e_electronic', 'n', 'e_ij_max', 'weighted_surface_energy_EV_PER_ANG2', 'weighted_surface_energy', 'weighted_work_function', 'surface_anisotropy', 'shape_factor', 'has_reconstructed']
def material_property_search(formula:str=None, elements: list[str]=None, num_sites_min:int=None, num_sites_max:int=None, spacegroup_number:int=None, fields: list[available_fields] = available_fields):
props = ['material_id','formula_pretty']
print(fields)
search_params = {}
if elements!="None":
elements = elements.replace(',',' ').split(" ")
search_params["elements"] = elements
if formula!="None":
search_params["formula"] = formula
if spacegroup_number!=0:
search_params["spacegroup_number"] = spacegroup_number
if type(fields) == str: #list comprehension from string
if fields[0] == '[' and fields[-1] == ']':
fields = fields.strip('[]').replace(" ","").split("','")
else:
fields = [fields]
props = list(dict.fromkeys(props+fields))
search_params["num_sites"] = (num_sites_min, num_sites_max)
search_params["fields"] = props
print(search_params)
try:
search=mpr.summary.search(**search_params)
except:
return "search failed"
results = []
for i in search:
a = i.__dict__
b = {}
for j in props:
b[j] = a[j]
results.append(b)
return results
def structure_from_id(material_id):
struc = mpr.get_structure_by_material_id(material_id)
return print(struc)
demo = gr.Interface(
fn=material_property_search,
inputs=[
gr.Textbox(label="Formula", value="None"),
gr.Textbox(label="Elements", value="None"),
gr.Number(label="Min Sites", value=0),
gr.Number(label="Max Sites", value=100),
gr.Number(label="Spacegroup Number", value=0),
gr.CheckboxGroup(choices=list(available_fields), value=['material_id','formula_pretty','band_gap'])
],
outputs=gr.JSON(),
title="Materials Project Search",
description="Search for materials by given parameters"
)
if __name__ == "__main__":
demo.launch(mcp_server=True, share=True) |