Awesome

loophole - Polar devices API

About

Python API for Polar devices. Command line interface included.

Tested with:

A360
Loop
M400

Installation

pip install loophole

python setup.py install

Usage

CLI

Invoke CLI:

python __main__.py

Type '?' or 'help' to see available commands.

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                                                           ver. 0.3

loophole(no device)>?

Documented commands (type help <topic>):
========================================
connect  disconnect  exit  help  info  list  walk

Command	Description
connect <dev_no>	Connect Polar device. Run 'list' to see available devices.
disconnect	Disconnect Polar device.
dump <dest>	Dump device memory.
get <src> <dest>	Read file from device.
exit	Quit.
help	List available commands with "help" or detailed help with "help cmd".
info	Print connected device info.
list	List available Polar devices.
walk [path]	Walk file system. Default path is root path (\).

permissions

Note: You need the right permission to access the USB device. Otherwise you will get the error: The device has no langid

e.g.: run as root via sudo:

sudo python __main__.py

Or create udev role.

cat - > /etc/udev/rules.d/40-Polar_A360.rules << EOF
#Polar A360 permissions granted to users group
SUBSYSTEM=="usb", ATTRS{idProduct}=="0008", ATTRS{idVendor}=="0da4", MODE="0660", GROUP="plugdev"
SUBSYSTEMS=="usb-serial", MODE="0660", GROUP="plugdev"
EOF

udevadm control --reload-rules && udevadm trigger

Dependencies

protobuf
pywinusb (Windows)
[pyusb] (https://github.com/walac/pyusb) (Linux, > 1.0.0rc1)

for debian/ubuntu:

sudo apt install python-protobuf python-usb

Changelog

Here.