"""This module contains the Velocity class for LAMMPS velocity commands."""
from dataclasses import dataclass, field
from irradiapy.lammps.commands.command import Command
[docs]
@dataclass(kw_only=True)
class Velocity(Command):
"""Class representing a LAMMPS velocity command.
Reference
---------
https://docs.lammps.org/velocity.html
"""
group_id: str
style: str
args: list[str]
kw_vals: dict[str, str] = field(default_factory=dict)
def __post_init__(self) -> None:
self.group_id = str(self.group_id)
self.style = str(self.style)
self.args = [str(arg) for arg in self.args]
self.kw_vals = {str(key): str(value) for key, value in self.kw_vals.items()}
[docs]
def command(self) -> str:
"""Generate the LAMMPS command."""
args_str = " ".join(self.args)
kw_vals_str = (
" " + " ".join(f"{key} {value}" for key, value in self.kw_vals.items())
if self.kw_vals
else ""
)
return f"velocity {self.group_id} {self.style} {args_str}{kw_vals_str}"