import numpy as np
import holoviews as hv
hv.extension('bokeh')

def sine_curve(phase, freq):
    xvals = [0.1* i for i in range(100)]
    return hv.Curve((xvals, [np.sin(phase+freq*x) for x in xvals]))

phases      = [0, np.pi/2, np.pi, 3*np.pi/2]
frequencies = [0.5, 0.75, 1.0, 1.25]
curve_dict_2D = {(p,f):sine_curve(p,f) for p in phases for f in frequencies}

gridspace = hv.GridSpace(curve_dict_2D, kdims=['phase', 'frequency'])
gridspace

hv.output(size=50)
hmap = hv.HoloMap(gridspace)
hmap + hv.GridSpace(hmap)