# Generated Code

The following is python code generated by the CellML API from this CellML file. (Back to language selection)

The raw code is available.

# Size of variable arrays: sizeAlgebraic = 0 sizeStates = 0 sizeConstants = 17 from math import * from numpy import * def createLegends(): legend_states = [""] * sizeStates legend_rates = [""] * sizeStates legend_algebraic = [""] * sizeAlgebraic legend_voi = "" legend_constants = [""] * sizeConstants legend_constants[0] = "ElaMax in component ParaLeftHeart (UnitE)" legend_constants[1] = "ElaMin in component ParaLeftHeart (UnitE)" legend_constants[2] = "PlaIni in component ParaLeftHeart (UnitP)" legend_constants[3] = "VlaIni in component ParaLeftHeart (UnitV)" legend_constants[4] = "ElvMax in component ParaLeftHeart (UnitE)" legend_constants[5] = "ElvMin in component ParaLeftHeart (UnitE)" legend_constants[6] = "PlvIni in component ParaLeftHeart (UnitP)" legend_constants[7] = "VlvIni in component ParaLeftHeart (UnitV)" legend_constants[8] = "T in component ParaLeftHeart (second)" legend_constants[9] = "Tpwb in component ParaLeftHeart (dimensionless)" legend_constants[10] = "Tpww in component ParaLeftHeart (dimensionless)" legend_constants[11] = "Ts1 in component ParaLeftHeart (dimensionless)" legend_constants[12] = "Ts2 in component ParaLeftHeart (dimensionless)" legend_constants[13] = "CVao in component ParaLeftHeart (UnitCV)" legend_constants[14] = "CVmi in component ParaLeftHeart (UnitCV)" legend_constants[15] = "Vlv0 in component ParaLeftHeart (UnitV)" legend_constants[16] = "Vla0 in component ParaLeftHeart (UnitV)" return (legend_states, legend_algebraic, legend_voi, legend_constants) def initConsts(): constants = [0.0] * sizeConstants; states = [0.0] * sizeStates; constants[0] = 0.25 constants[1] = 0.15 constants[2] = 1.0 constants[3] = 4.0 constants[4] = 2.5 constants[5] = 0.1 constants[6] = 1.0 constants[7] = 5.0 constants[8] = 1.0 constants[9] = 0.92 constants[10] = 0.09 constants[11] = 0.3 constants[12] = 0.45 constants[13] = 350. constants[14] = 400. constants[15] = 500 constants[16] = 20 return (states, constants) def computeRates(voi, states, constants): rates = [0.0] * sizeStates; algebraic = [0.0] * sizeAlgebraic return(rates) def computeAlgebraic(constants, states, voi): algebraic = array([[0.0] * len(voi)] * sizeAlgebraic) states = array(states) voi = array(voi) return algebraic def solve_model(): """Solve model with ODE solver""" from scipy.integrate import ode # Initialise constants and state variables (init_states, constants) = initConsts() # Set timespan to solve over voi = linspace(0, 10, 500) # Construct ODE object to solve r = ode(computeRates) r.set_integrator('vode', method='bdf', atol=1e-06, rtol=1e-06, max_step=1) r.set_initial_value(init_states, voi[0]) r.set_f_params(constants) # Solve model states = array([[0.0] * len(voi)] * sizeStates) states[:,0] = init_states for (i,t) in enumerate(voi[1:]): if r.successful(): r.integrate(t) states[:,i+1] = r.y else: break # Compute algebraic variables algebraic = computeAlgebraic(constants, states, voi) return (voi, states, algebraic) def plot_model(voi, states, algebraic): """Plot variables against variable of integration""" import pylab (legend_states, legend_algebraic, legend_voi, legend_constants) = createLegends() pylab.figure(1) pylab.plot(voi,vstack((states,algebraic)).T) pylab.xlabel(legend_voi) pylab.legend(legend_states + legend_algebraic, loc='best') pylab.show() if __name__ == "__main__": (voi, states, algebraic) = solve_model() plot_model(voi, states, algebraic)