""" This code is supported by the website: https://www.guanjihuan.com The newest version of this code is on the web page: https://www.guanjihuan.com/archives/45135 """ class Atom: def __init__(self, name='atom', index=0, x=0, y=0, z=0): self.name = name self.index = index self.x = x self.y = y self.z = z atom_object_list = [] index = 0 for i0 in range(3): for j0 in range(3): atom = Atom(index=index, x=i0, y=j0) atom_object_list.append(atom) index += 1 print(atom_object_list) for atom_object in atom_object_list: print([atom_object.name, atom_object.index, atom_object.x, atom_object.y, atom_object.z])