<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def load_contrib(name, globals_dict=None, symb_list=None):
 """Loads a Scapy contrib module to make variables, objects and functions available globally. If no contrib module can be found with the given name, try to find a layer module, since a contrib module may become a layer module. """

    try:
        importlib.import_module("scapy.contrib." + name)
        _load("scapy.contrib." + name,
              globals_dict=globals_dict, symb_list=symb_list)
    except ImportError as e:
        # if layer not found in contrib, try in layers
        try:
            load_layer(name,
                       globals_dict=globals_dict, symb_list=symb_list)
        except ImportError:
            raise e