diff options
Diffstat (limited to 'glucometerutils/drivers/sdcodefree.py')
| -rw-r--r-- | glucometerutils/drivers/sdcodefree.py | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/glucometerutils/drivers/sdcodefree.py b/glucometerutils/drivers/sdcodefree.py index 08a3afc..5d1d42c 100644 --- a/glucometerutils/drivers/sdcodefree.py +++ b/glucometerutils/drivers/sdcodefree.py @@ -21,6 +21,7 @@ import enum import functools import logging import operator +from typing import Generator, NoReturn import construct @@ -28,7 +29,7 @@ from glucometerutils import common, exceptions from glucometerutils.support import driver_base, serial -def xor_checksum(msg): +def xor_checksum(msg: bytes) -> int: return functools.reduce(operator.xor, msg) @@ -87,12 +88,12 @@ class Device(serial.SerialDevice, driver_base.GlucometerDriver): DEFAULT_CABLE_ID = "10c4:ea60" # Generic cable. TIMEOUT = 300 # We need to wait for data from the device. - def read_message(self): + def read_message(self) -> bytes: pkt = _PACKET.parse_stream(self.serial_) logging.debug("received packet: %r", pkt) return pkt.message - def wait_and_ready(self): + def wait_and_ready(self) -> int: challenge = b"\0" while challenge == b"\0": @@ -126,37 +127,37 @@ class Device(serial.SerialDevice, driver_base.GlucometerDriver): return first_message.count - def send_message(self, message): + def send_message(self, message: bytes) -> None: pkt = _PACKET.build({"message": message, "direction": Direction.Out}) logging.debug("sending packet: %s", binascii.hexlify(pkt)) self.serial_.write(pkt) - def connect(self): # pylint: disable=no-self-use + def connect(self) -> None: # pylint: disable=no-self-use print("Please connect and turn on the device.") - def disconnect(self): + def disconnect(self) -> None: self.send_message(_DISCONNECT_MESSAGE) response = self.read_message() if response != _DISCONNECTED_MESSAGE: - raise exceptions.InvalidResponse(response=response) + raise exceptions.InvalidResponse(response=repr(response)) - def get_meter_info(self): # pylint: disable=no-self-use + def get_meter_info(self) -> common.MeterInfo: # pylint: disable=no-self-use return common.MeterInfo("SD CodeFree glucometer") - def get_version(self): # pylint: disable=no-self-use + def get_version(self) -> NoReturn: # pylint: disable=no-self-use raise NotImplementedError - def get_serial_number(self): # pylint: disable=no-self-use + def get_serial_number(self) -> NoReturn: # pylint: disable=no-self-use raise NotImplementedError - def get_glucose_unit(self): # pylint: disable=no-self-use + def get_glucose_unit(self) -> common.Unit: # pylint: disable=no-self-use # Device does not provide information on glucose unit. return common.Unit.MG_DL - def get_datetime(self): # pylint: disable=no-self-use + def get_datetime(self) -> NoReturn: # pylint: disable=no-self-use raise NotImplementedError - def _set_device_datetime(self, date): + def _set_device_datetime(self, date: datetime.datetime) -> datetime.datetime: setdatecmd = date.strftime("ADATE%Y%m%d%H%M").encode("ascii") # Ignore the readings count. @@ -165,17 +166,17 @@ class Device(serial.SerialDevice, driver_base.GlucometerDriver): self.send_message(setdatecmd) response = self.read_message() if response != _DATE_SET_MESSAGE: - raise exceptions.InvalidResponse(response=response) + raise exceptions.InvalidResponse(response=repr(response)) # The date we return should only include up to minute, unfortunately. return datetime.datetime( date.year, date.month, date.day, date.hour, date.minute ) - def zero_log(self): + def zero_log(self) -> NoReturn: raise NotImplementedError - def get_readings(self): + def get_readings(self) -> Generator[common.AnyReading, None, None]: count = self.wait_and_ready() for _ in range(count): |