Commit 2e716547 authored by eric pellegrini's avatar eric pellegrini
Browse files

raise an error when none or more than atom matches the mass stored in the LAMMPS config file

parent e5f2828c
......@@ -100,7 +100,12 @@ class LAMMPSConfigFile(dict):
for j in range(1, self["n_atom_types"]+1):
idx, mass = lines[i+j].strip().split()
el = ELEMENTS.match_numeric_property("atomic_weight", float(mass), tolerance=1.0e-3)
tolerance = 1.0e-3
idx = int(idx)
mass = float(mass)
el = ELEMENTS.match_numeric_property("atomic_weight", mass, tolerance=tolerance)
if len(el) != 1:
raise LAMMPSConfigFileError("The atom %d with defined mass %f could not be assigned with a tolerance of %f. Please modify the mass in the config file to comply with MDANSE internal database" % (idx,mass,tolerance))
self["elements"][idx] = el[0]
m = re.match("^bonds$",line, re.I)
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