"""This module contains a dummy cardiac cell model."""
__author__ = "Marie E. Rognes (meg@simula.no), 2012--2013"
__all__ = ["NoCellModel"]
from cbcbeat.cellmodels import CardiacCellModel
from collections import OrderedDict
# FIXME: This class represents a design flaw rather than anything
# else. Remove in a clean-up of the solvers.
[docs]class NoCellModel(CardiacCellModel):
"""
Class representing no cell model (only bidomain equations). It
actually just represents a single completely decoupled ODE.
"""
def __init__(self, params=None, init_conditions=None):
CardiacCellModel.__init__(self, params, init_conditions)
[docs] def I(self, v, s, time=None):
return 0
[docs] def F(self, v, s, time=None):
return -s
[docs] def num_states(self):
return 1
@staticmethod
[docs] def default_initial_conditions():
"Set-up and return default initial conditions."
ic = OrderedDict([("V", 0.0), ("S", 0.0)])
return ic
def __str__(self):
return "No cardiac cell model"