lmajeurs = importPolylines(hydro_doc, os.path.join(HYDRO_SAMPLES, "lmajeur.shp"), True, 0)
lm2s = importPolylines(hydro_doc, os.path.join(HYDRO_SAMPLES, "lm2.shp"), True, 0)
openPolys = importPolylines(hydro_doc, os.path.join(HYDRO_SAMPLES, "openPoly.shp"), False, 0)
lmajeurs = importPolylines(hydro_doc, os.path.join(HYDRO_SAMPLES, "lmajeur.shp"), True, 0)
lm2s = importPolylines(hydro_doc, os.path.join(HYDRO_SAMPLES, "lm2.shp"), True, 0)
openPolys = importPolylines(hydro_doc, os.path.join(HYDRO_SAMPLES, "openPoly.shp"), False, 0)