haniwers.v1.port.exceptions

Custom exception classes for port management.

Provides domain-specific exceptions for clear error handling and actionable error messages.

Module Contents

API

exception haniwers.v1.port.exceptions.PortPermissionError

Bases: Exception

Raised when user lacks permission to access serial port.

Common on Linux where serial ports require dialout/uucp group membership.

Initialization

Initialize self. See help(type(self)) for accurate signature.

exception haniwers.v1.port.exceptions.PortBusyError

Bases: Exception

Raised when another process is already using the port.

Can happen if DAQ is already running, or another serial terminal is open.

Initialization

Initialize self. See help(type(self)) for accurate signature.

exception haniwers.v1.port.exceptions.PortNotFoundError

Bases: Exception

Raised when device path doesn’t exist.

Common when device is unplugged or path is misspelled. On macOS, port names can change when reconnecting USB devices.

Initialization

Initialize self. See help(type(self)) for accurate signature.

exception haniwers.v1.port.exceptions.InvalidDetectorDataError

Bases: Exception

Raised when received data doesn’t match OSECHI detector format.

The data should be 7 space-separated fields: top mid btm adc tmp atm hmd

Initialization

Initialize self. See help(type(self)) for accurate signature.