def mat_add_flat()

in evaluation/latex2sympy/latex2sympy2.py [0:0]


def mat_add_flat(lh, rh):
    if hasattr(lh, 'is_MatAdd') and lh.is_MatAdd or hasattr(rh, 'is_MatAdd') and rh.is_MatAdd:
        args = []
        if hasattr(lh, 'is_MatAdd') and lh.is_MatAdd:
            args += list(lh.args)
        else:
            args += [lh]
        if hasattr(rh, 'is_MatAdd') and rh.is_MatAdd:
            args = args + list(rh.args)
        else:
            args += [rh]
        return sympy.MatAdd(*[arg.doit() for arg in args], evaluate=False)
    else:
        return sympy.MatAdd(lh.doit(), rh.doit(), evaluate=False)