SLLib
A python library for reading SLG or SL2 files created by Lowrance fishfinders. Only tested with python 3.6 and 3.7
Git Repostitory and homepage located at https://github.com/opensounder/python-sllib
Until version 1.x.y every change to x will be a possible breaking change. Otherwise it should follow samever versioning principles.
Installation
Using pip
pip install sllibCloning from git
python3 setup.py install
Usage
python3
>>> import sllib
>>> with open('somefile.sl2', 'rb) as f:
... reader = sllib.Reader(f)
... header = reader.header
... print(header.format)
... for frame in reader:
... print(frame.gps_speed)
Or have a look at https://github.com/opensounder/jupyter-notebooks
Examples
# this will create a file called `small.csv` in current directory
python ./examples/tocsv.py ./tests/sample-data-lowrance/Elite_4_Chirp/small.sl2
Development
git clone https://github.com/opensounder/python-sllib
cd python-sllib
python3 -m venv venv
. venv/bin/activate
pip install -e .
pip install -r dev-requirements.txt
# then to test in for example python 3.9
# change to what fits your installation
tox -e py39
# before committing please run lint and fix any issues
tox -e lintSLG information
Besides trial and error
