Source code for spinnman.messages.eieio.data_messages.eieio_key_payload_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 EIEIOKeyPayloadDataElement(AbstractEIEIODataElement):
""" A data element that contains a key and a payload
"""
def __init__(self, key, payload, payload_is_timestamp=False):
self._key = key
self._payload = payload
self._payload_is_timestamp = payload_is_timestamp
@property
def key(self):
return self._key
@property
def payload(self):
return self._payload
@property
def payload_is_timestamp(self):
return self._payload_is_timestamp
[docs] def write_element(self, eieio_type, byte_writer):
if eieio_type.payload_bytes == 0:
raise SpinnmanInvalidParameterException(
"eieio_type", eieio_type,
"The type specifies no payload, but this element has a"
" payload")
if eieio_type == EIEIOType.KEY_PAYLOAD_16_BIT:
byte_writer.write_short(self._key)
byte_writer.write_short(self._payload)
elif eieio_type == EIEIOType.KEY_PAYLOAD_32_BIT:
byte_writer.write_int(self._key)
byte_writer.write_int(self._payload)
else:
raise SpinnmanInvalidParameterException(
"eieio_type", eieio_type, "Unknown type")
def __str__(self):
return "EIEIOKeyPayloadDataElement:{}:{}".format(hex(self._key),
hex(self._payload))
def __repr__(self):
return self.__str__()