Source code for spinnman.messages.eieio.data_messages.eieio_key_data_element
from spinnman.exceptions import SpinnmanInvalidParameterException
from spinnman.messages.eieio.eieio_type import EIEIOType
from spinnman.messages.eieio.data_messages.abstract_eieio_data_element \
import AbstractEIEIODataElement
[docs]class EIEIOKeyDataElement(AbstractEIEIODataElement):
""" A data element that contains just a key
"""
def __init__(self, key):
self._key = key
@property
def key(self):
return self._key
[docs] def write_element(self, eieio_type, byte_writer):
if eieio_type.payload_bytes != 0:
raise SpinnmanInvalidParameterException(
"eieio_type", eieio_type,
"The type specifies a payload, but this element has no"
" payload")
if eieio_type == EIEIOType.KEY_16_BIT:
byte_writer.write_short(self._key)
elif eieio_type == EIEIOType.KEY_32_BIT:
byte_writer.write_int(self._key)
else:
raise SpinnmanInvalidParameterException(
"eieio_type", eieio_type, "Unknown type")
def __str__(self):
return "EIEIOKeyDataElement:{}".format(hex(self._key))
def __repr__(self):
return self.__str__()