本文整理汇总了Python中meterbus.load函数的典型用法代码示例。如果您正苦于以下问题：Python load函数的具体用法？Python load怎么用？Python load使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了load函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: setUp
def setUp(self):
self.frame = "\x68\x53\x53\x68\x08\x05\x72\x34\x08\x00\x54\x96\x15\x32" \
"\x00\xf2\x00\x00\x00\x01\xfd\x1b\x00\x02\xfc\x03\x48\x52" \
"\x25\x74\xd4\x11\x22\xfc\x03\x48\x52\x25\x74\xc8\x11\x12" \
"\xfc\x03\x48\x52\x25\x74\xb4\x16\x02\x65\xd0\x08\x22\x65" \
"\x70\x08\x12\x65\x23\x09\x01\x72\x18\x42\x65\xe4\x08\x82" \
"\x01\x65\xdd\x08\x0c\x78\x34\x08\x00\x54\x03\xfd\x0f\x00" \
"\x00\x04\x1f\x5d\x16"
self.frame2 = "\x68\xD8\xD8\x68\x08\x00\x72\x92\x03\x00\x64\x96\x15" \
"\x14\x31\x04\x00\x00\x00\x0C\x78\x92\x03\x00\x64\x0D" \
"\xFD\x0F\x05\x33\x2E\x36\x2E\x31\x0D\x7C\x03\x79\x65" \
"\x6B\x10\x0A\xB3\xED\x14\xCD\x07\x58\xD7\xBA\xDE\x3B" \
"\x38\xB2\xE6\x96\x0C\x01\x7C\x03\x6F\x6D\x77\x04\x01" \
"\x7C\x03\x65\x73\x77\x00\x02\x7C\x03\x74\x69\x77\x3C" \
"\x00\x02\x7C\x03\x73\x69\x77\x3C\x00\x01\x7C\x03\x6D" \
"\x69\x77\x01\x02\x7C\x03\x65\x67\x61\xA0\x05\x04\x7C" \
"\x03\x66\x69\x77\xFF\xFF\xFF\xFF\x01\x7C\x03\x69\x63" \
"\x77\x01\x01\x7C\x03\x6F\x6D\x74\x00\x01\x7C\x03\x66" \
"\x64\x74\x03\x01\x7C\x03\x64\x63\x6C\x00\x01\x7C\x03" \
"\x6E\x61\x6C\x00\x01\x7C\x03\x65\x6C\x73\x05\x0A\xFD" \
"\x16\x00\x00\x04\xFD\x0B\x00\x00\x00\x00\x02\x7C\x03" \
"\x61\x66\x77\x00\x00\x01\x7C\x03\x66\x69\x61\x01\x04" \
"\x7C\x03\x63\x72\x72\xB3\x02\x00\x00\x01\x7C\x03\x61" \
"\x74\x73\x00\x01\x7C\x03\x6D\x61\x63\x00\x01\x7C\x03" \
"\x6D\x61\x6D\x00\x01\x7C\x03\x66\x63\x69\x01\x1F\x3A" \
"\x16"
self.frame = meterbus.load(self.frame)
self.frame2 = meterbus.load(self.frame2)示例2: mbus_probe_secondary_address
def mbus_probe_secondary_address(ser, mask):
# False -> Collison
# None -> No reply
# True -> Single reply
meterbus.send_select_frame(ser, mask)
try:
frame = meterbus.load(meterbus.recv_frame(ser, 1))
except meterbus.MBusFrameDecodeError as e:
frame = e.value
if isinstance(frame, meterbus.TelegramACK):
meterbus.send_request_frame(ser, meterbus.ADDRESS_NETWORK_LAYER)
time.sleep(0.5)
frame = None
try:
frame = meterbus.load(
meterbus.recv_frame(ser))
except meterbus.MBusFrameDecodeError:
pass
if isinstance(frame, meterbus.TelegramLong):
return True, frame.secondary_address, frame.manufacturer
return None, None, None
return frame, None, None示例3: do_char_dev
def do_char_dev(args):
address = None
try:
address = int(args.address)
if not (0 <= address <= 254):
address = args.address
except ValueError:
address = args.address.upper()
try:
ibt = meterbus.inter_byte_timeout(args.baudrate)
with serial.serial_for_url(args.device,
args.baudrate, 8, 'E', 1,
inter_byte_timeout=ibt,
timeout=1) as ser:
frame = None
if meterbus.is_primary_address(address):
ping_address(ser, meterbus.ADDRESS_NETWORK_LAYER, 0)
meterbus.send_request_frame(ser, address)
frame = meterbus.load(
meterbus.recv_frame(ser, meterbus.FRAME_DATA_LENGTH))
elif meterbus.is_secondary_address(address):
meterbus.send_select_frame(ser, address)
try:
frame = meterbus.load(meterbus.recv_frame(ser, 1))
except meterbus.MBusFrameDecodeError as e:
frame = e.value
assert isinstance(frame, meterbus.TelegramACK)
frame = None
# ping_address(ser, meterbus.ADDRESS_NETWORK_LAYER, 0)
meterbus.send_request_frame(
ser, meterbus.ADDRESS_NETWORK_LAYER)
time.sleep(0.3)
frame = meterbus.load(
meterbus.recv_frame(ser, meterbus.FRAME_DATA_LENGTH))
if frame is not None:
print(frame.to_JSON())
except serial.serialutil.SerialException as e:
print(e)示例4: ping_address
def ping_address(ser, address, retries=5):
for i in range(0, retries + 1):
meterbus.send_ping_frame(ser, address)
try:
frame = meterbus.load(meterbus.recv_frame(ser, 1))
if isinstance(frame, meterbus.TelegramACK):
return True
except meterbus.MBusFrameDecodeError:
pass
return False示例5: test_ping_frame
def test_ping_frame(self):
self.reset()
meterbus.send_ping_frame(self.master, 0)
self.assertEqual(self.slave.read(5),
b"\x10\x40\x00\x40\x16")
# Slave sends ACK reply
self.slave.write(b'\xE5')
frame_data = meterbus.recv_frame(self.master, 1)
frame = meterbus.load(frame_data)
self.assertIsInstance(frame, meterbus.TelegramACK)示例6: test_send_select_frame
def test_send_select_frame(self):
self.reset()
meterbus.send_select_frame(self.master,
"00000001DADAFA1B")
reply = (b"\x68\x0b\x0b\x68\x73\xfd\x52\x01\x00"
b"\x00\x00\xda\xda\xfa\x1b\x8c\x16")
self.assertEqual(self.slave.read(len(reply)), reply)
# Slave sends ACK reply
self.slave.write(b'\xE5')
frame_data = meterbus.recv_frame(self.master, 1)
frame = meterbus.load(frame_data)
self.assertIsInstance(frame, meterbus.TelegramACK)示例7: test_empty_reply
def test_empty_reply(self):
self.reset()
meterbus.send_ping_frame(self.master,
0)
self.assertEqual(self.slave.read(5),
b"\x10\x40\x00\x40\x16")
# Slave does not send anything
frame_data = meterbus.recv_frame(self.master, 1)
try:
frame = meterbus.load(frame_data)
except MBusFrameDecodeError as e:
frame = e.value
self.assertEqual(frame, None)示例8: test_long_frame
def test_long_frame(self):
tele = meterbus.load(self.long_frame)
self.assertIsInstance(tele, meterbus.TelegramLong)示例9: test_control_frame
def test_control_frame(self):
tele = meterbus.load(self.control_frame)
self.assertIsInstance(tele, meterbus.TelegramControl)示例10: test_short_frame
def test_short_frame(self):
tele = meterbus.load(self.short_frame)
self.assertIsInstance(tele, meterbus.TelegramShort)示例11: test_ack_frame
def test_ack_frame(self):
tele = meterbus.load(self.ack_frame)
self.assertIsInstance(tele, meterbus.TelegramACK)示例12: test_record6_unit
def test_record6_unit(self):
tele = meterbus.load(list(map(ord, self.frame)))
records = tele.body.bodyPayload.records
self.assertEqual(records[5].unit, "none")示例13: test_record5_value
def test_record5_value(self):
tele = meterbus.load(list(map(ord, self.frame)))
records = tele.body.bodyPayload.records
self.assertAlmostEqual(records[4].parsed_value, 53.1, 5)示例14: test_record4_unit
def test_record4_unit(self):
tele = meterbus.load(map(ord, self.frame))
records = tele.body.bodyPayload.records
self.assertEquals(records[3].unit.name, "C")示例15: test_record4_value
def test_record4_value(self):
tele = meterbus.load(self.frame)
records = tele.body.bodyPayload.records
self.assertAlmostEqual(float(records[3].parsed_value), 379716.8, 5)