def __init__(self, *args):
if len(args) == 1 and isinstance(args[0], Matrix) \
and args[0].shape == (2,1):
temp = args[0]
elif len(args) == 2:
temp = ((args[0],),(args[1],))
else:
raise ValueError('Expecting 2x1 Matrix or the 2 elements of the Matrix but got %s' % str(args))
Matrix.__init__(self, temp)
def __init__(self, *args):
if len(args) == 4:
temp = ((args[0],args[1]),(args[2],args[3]))
elif len(args) == 1 \
and isinstance(args[0], Matrix) \
and args[0].shape == (2,2):
temp = args[0]
else:
raise ValueError('Expecting 2x2 Matrix or the 4 elements of the Matrix but got %s' % str(args))
Matrix.__init__(self, temp)
