Rewrite eepprog.py using the Click framework

client/helpers/EepromProgrammer.py

@@ -0,0 +1,52 @@
+from serial import Serial
+from typing import Optional
+
+from . import Logger
+
+
+class EepromProgrammer:
+    # Dependencies
+    logger: Logger
+    serial: Optional[Serial]
+
+    # Settings
+    _device_file: str
+    _baudrate: int
+
+    def __init__(self, logger: Logger, device: str, baudrate):
+        self.logger = logger
+        self.serial = None
+
+        self._device_file = device
+        self._baudrate = baudrate
+
+    # TODO
+    def open(self):
+        """
+        Open and setup serial port.
+        """
+        assert self.serial is None, 'Serial port is already opened!'
+
+        self.logger.debug("Setting up serial device '{}' with baudrate {}".format(self._device_file, self._baudrate))
+        self.serial = Serial(self._device_file, self._baudrate)
+
+    def close(self):
+        if self.serial is None:
+            self.logger.debug("Serial port is already closed")
+            return
+
+        self.logger.debug("Closing serial port")
+        self.serial.close()
+
+    # TODO
+    def test(self):
+        # Open serial port
+        if self.serial is None:
+            self.open()
+
+        # Write a test command
+        self.logger.info("Sending 'INIT' ...")
+        self.serial.write(b"INIT\n")
+
+        # Just read some stuff
+        self.logger.info("Read line: ", self.serial.readline(80))