Function _get_const_value

Lib/dis.py:688–702

Helper to get the value of the const in a hasconst op. Returns the dereferenced constant if this is possible. Otherwise (if it is a LOAD_CONST and co_consts is not provided) returns the dis.UNKNOWN sentinel.

(op, arg, co_consts)

                                   arg_resolver=arg_resolver)

def _get_const_value(op, arg, co_consts):
    """Helper to get the value of the const in a hasconst op.

       Returns the dereferenced constant if this is possible.
       Otherwise (if it is a LOAD_CONST and co_consts is not
       provided) returns the dis.UNKNOWN sentinel.
    """
    assert op in hasconst or op == LOAD_SMALL_INT

    if op == LOAD_SMALL_INT:
        return arg
    argval = UNKNOWN
    if co_consts is not None:
        argval = co_consts[arg]
    return argval

def _get_const_info(op, arg, co_consts):
    """Helper to get optional details about const references