def _get_colour_variant(self, key):
global m2
m = m2
m.parse(key)
xforms = m.get_colour_transforms()
for xform in xforms:
tstate = m.transformed_state(xform)
try:
value = Index.__getitem__(self, tstate)
return xform.invert(value)
except (KeyError):
pass
return None
def __getitem__(self, key):
try:
value = Index.__getitem__(self, key)
return value
except (KeyError):
pass
value = self._get_colour_variant(key)
if value is not None:
return value
value = self._get_transformed_variant(key)
if value is not None:
return value
raise KeyError('No matching entry %s' % key)