def init_finish(queue):
gs.set_capture_stderr(True)
location = "test"
gs.core._create_location_xy( # pylint: disable=protected-access
tmp_path, location)
grass_setup.init(tmp_path / location)
gs.run_command("g.region", flags="p")
queue.put(os.environ["GISRC"])
grass_setup.finish()
def _set_notebook_defaults():
"""
This function sets several GRASS environment variables that are
important for GRASS to run smoothly in Jupyter.
It also allows GRASS to overwrite existing maps of the same name.
"""
# We want functions to raise exceptions and see standard output of
# the modules in the notebook.
gs.set_raise_on_error(True)
gs.set_capture_stderr(True)
# Allow overwrite of existing maps
os.environ["GRASS_OVERWRITE"] = "1"
def initialize_GRASS_notebook(binary, grassdata, location, mapset):
# create GRASS GIS runtime environment
gisbase = subprocess.check_output([binary, "--config", "path"], universal_newlines=True).strip()
os.environ['GISBASE'] = gisbase
sys.path.append(os.path.join(gisbase, "etc", "python"))
# do GRASS GIS imports
import grass.script as gs
import grass.script.setup as gsetup
# set GRASS GIS session data
rcfile = gsetup.init(gisbase, grassdata, location, mapset)
# default font displays
os.environ['GRASS_FONT'] = 'sans'
# overwrite existing maps
os.environ['GRASS_OVERWRITE'] = '1'
gs.set_raise_on_error(True)
gs.set_capture_stderr(True)
# set display modules to render into a file (named map.png by default)
os.environ['GRASS_RENDER_IMMEDIATE'] = 'cairo'
os.environ['GRASS_RENDER_FILE_READ'] = 'TRUE'
os.environ['GRASS_LEGEND_FILE'] = 'legend.txt'