def read_cmap(self, cmap):
""""""
try:
with open(cmap) as fid:
rgb = [np.array(line.strip().lstrip('[').rstrip(']').strip().split(), dtype=float) for line in fid]
cmap = ListedColormap(rgb)
except IOError:
try:
cmap = getattr(plt.cm, cmap)
except AttributeError:
pkg, cmap = cmap.split('.')
cmap = getattr(__import__(pkg), cmap)
except:
raise RuntimeError('Could not read colour map "{}"'.format(cmap))
return cmap
