A line segment segmentation libray. For more precise visualization of linestring.
pip install git+https://github.com/murphy214/lineslice
from lineslice import distance_along
import json
import numpy as np
# alternates colors of lines
def color(val):
if val % 2 == 1: return '#f45342'
else: return '#3b17d8'
# a line
line = [[-80.214562, 39.722209], [-80.214657, 39.722396], [-80.214843, 39.723198], [-80.214837, 39.724068], [-80.214739, 39.724274], [-80.214631, 39.725024], [-80.21468, 39.725342], [-80.21488, 39.725888], [-80.215006, 39.726014], [-80.215262, 39.726269], [-80.215999, 39.726711], [-80.216555, 39.727157], [-80.21686, 39.727487], [-80.217047, 39.727899], [-80.217151, 39.72824], [-80.217104, 39.72881], [-80.216884, 39.729378], [-80.21635, 39.730418], [-80.216273, 39.730568], [-80.216228, 39.730975], [-80.216338, 39.731524], [-80.216544, 39.732006], [-80.21691, 39.732364], [-80.217309, 39.732628], [-80.219144, 39.733516], [-80.219498, 39.733732], [-80.220198, 39.734404], [-80.220879, 39.735298], [-80.221058, 39.735533], [-80.221408, 39.736025], [-80.221463, 39.736107], [-80.221734, 39.736573], [-80.221738, 39.736591], [-80.221864, 39.73707], [-80.221867, 39.737267], [-80.221892, 39.738659], [-80.221936, 39.739471], [-80.222007, 39.739985], [-80.222066, 39.740175], [-80.223055, 39.74256], [-80.223267, 39.743234], [-80.223395, 39.743875], [-80.223437, 39.744605], [-80.223422, 39.744884], [-80.223416, 39.744998], [-80.223346, 39.746255], [-80.223172, 39.746815], [-80.223023, 39.747097], [-80.222815, 39.747356], [-80.222444, 39.747666], [-80.221809, 39.748196], [-80.221703, 39.748276], [-80.221598, 39.748357], [-80.220978, 39.748866], [-80.220364, 39.74937], [-80.219497, 39.750167], [-80.219348, 39.750323], [-80.219098, 39.750644], [-80.218902, 39.750979], [-80.218747, 39.751573], [-80.218751, 39.752086], [-80.218796, 39.752328], [-80.218818, 39.752444], [-80.21901, 39.75287], [-80.219317, 39.753294], [-80.219808, 39.753728], [-80.219926, 39.753821], [-80.220321, 39.75411], [-80.221006, 39.754664], [-80.221156, 39.754786], [-80.221495, 39.755132], [-80.222028, 39.755874], [-80.222291, 39.756361], [-80.222725, 39.757647], [-80.223267, 39.759193], [-80.223352, 39.759354], [-80.223394, 39.759489], [-80.223511, 39.759859], [-80.22355, 39.76015], [-80.22359, 39.76044], [-80.22352, 39.761136], [-80.223342, 39.761705], [-80.222967, 39.762512], [-80.222778, 39.762953], [-80.222481, 39.764355], [-80.222485, 39.764733], [-80.22259, 39.765106], [-80.2227, 39.765312], [-80.223593, 39.766273], [-80.224527, 39.767457], [-80.22491, 39.768156], [-80.225213, 39.768901], [-80.225204, 39.769409], [-80.225137, 39.769654], [-80.224937, 39.769984], [-80.223607, 39.771721], [-80.223191, 39.772308], [-80.222733, 39.772971], [-80.221743, 39.774451], [-80.220086, 39.776907], [-80.219642, 39.777601], [-80.21911, 39.778224], [-80.218956, 39.778391], [-80.218015, 39.779173], [-80.217186, 39.779865], [-80.216548, 39.780397], [-80.216464, 39.780467], [-80.216136, 39.780767], [-80.215832, 39.780987], [-80.21567, 39.781123], [-80.214983, 39.781791], [-80.214563, 39.782303], [-80.214141, 39.783066], [-80.21387, 39.78364], [-80.213363, 39.784822], [-80.212761, 39.786174], [-80.212219, 39.787266], [-80.211468, 39.788353], [-80.211335, 39.788539], [-80.210167, 39.790171], [-80.209946, 39.790537], [-80.20952, 39.791243], [-80.20895, 39.792516], [-80.208048, 39.7945], [-80.207743, 39.795277], [-80.207555, 39.796097], [-80.207568, 39.796672], [-80.207593, 39.796852], [-80.207605, 39.796942], [-80.208259, 39.800099], [-80.208261, 39.800735], [-80.208184, 39.801196], [-80.20723, 39.804022], [-80.207086, 39.804714], [-80.207066, 39.805311], [-80.207247, 39.805925], [-80.20739, 39.806172], [-80.20806, 39.807122], [-80.20918, 39.808585], [-80.209402, 39.808925], [-80.209624, 39.809264], [-80.21012, 39.809882], [-80.210301, 39.810107], [-80.21041, 39.810243], [-80.210582, 39.810484], [-80.210659, 39.810781], [-80.210772, 39.811075], [-80.21099, 39.811305], [-80.211285, 39.811414], [-80.211836, 39.811511], [-80.212159, 39.811656], [-80.212371, 39.811907], [-80.212452, 39.812275], [-80.212571, 39.813316], [-80.212653, 39.813726], [-80.212736, 39.813959], [-80.21323, 39.814736], [-80.213304, 39.814896], [-80.213388, 39.815234], [-80.213302, 39.815783], [-80.213376, 39.816146], [-80.213664, 39.817035], [-80.214152, 39.817777], [-80.21437, 39.818028], [-80.214425, 39.818158], [-80.214526, 39.818396], [-80.214489, 39.81863], [-80.214467, 39.818772], [-80.214176, 39.819936], [-80.214149, 39.820328], [-80.214373, 39.821069], [-80.214355, 39.821335], [-80.214045, 39.822109], [-80.213723, 39.82295], [-80.213392, 39.824185], [-80.213124, 39.8247], [-80.212926, 39.824967], [-80.212438, 39.825468], [-80.212266, 39.825644], [-80.212221, 39.825687], [-80.212153, 39.825751], [-80.211353, 39.826509], [-80.210875, 39.826809], [-80.210464, 39.82702], [-80.208427, 39.827905], [-80.207891, 39.828147], [-80.20699, 39.828553], [-80.206563, 39.828962], [-80.206328, 39.829531], [-80.206108, 39.830249], [-80.20606, 39.830872], [-80.206132, 39.831358], [-80.206145, 39.831446], [-80.206195, 39.832956], [-80.206223, 39.833507], [-80.206239, 39.833807], [-80.206377, 39.834253], [-80.206412, 39.834364], [-80.206458, 39.836312], [-80.206469, 39.837273], [-80.206386, 39.837619], [-80.206259, 39.837873], [-80.205936, 39.838365], [-80.205392, 39.839167], [-80.203674, 39.84132], [-80.202788, 39.842544], [-80.20262, 39.842872], [-80.202026, 39.844199], [-80.201819, 39.844817], [-80.201693, 39.845137], [-80.201687, 39.845625], [-80.201742, 39.846001], [-80.201857, 39.846484], [-80.201789, 39.847015], [-80.201525, 39.848364], [-80.200512, 39.85078], [-80.200453, 39.851096], [-80.200384, 39.852495], [-80.200142, 39.85414], [-80.200134, 39.854197], [-80.199986, 39.855744], [-80.199926, 39.856372], [-80.19995, 39.857389], [-80.199847, 39.857831], [-80.199707, 39.858073], [-80.19942, 39.858914], [-80.199467, 39.859455], [-80.199614, 39.859791], [-80.200183, 39.860703], [-80.200377, 39.861283], [-80.200469, 39.861713], [-80.200875, 39.863604], [-80.200747, 39.864206], [-80.200357, 39.865205], [-80.200308, 39.865331], [-80.19991, 39.866727], [-80.199745, 39.867251], [-80.199559, 39.867559], [-80.198822, 39.869298], [-80.198071, 39.870487], [-80.198, 39.870738], [-80.197886, 39.871508], [-80.197701, 39.873858], [-80.197669, 39.874267], [-80.197665, 39.874316], [-80.19719, 39.875096], [-80.196755, 39.875549], [-80.196555, 39.875861], [-80.196484, 39.876123], [-80.196331, 39.876518], [-80.196311, 39.876569], [-80.196108, 39.876929], [-80.195605, 39.877616], [-80.195315, 39.878558], [-80.195232, 39.87881], [-80.194979, 39.87958], [-80.194681, 39.880488], [-80.194504, 39.880781], [-80.193921, 39.881422], [-80.192096, 39.88346], [-80.191504, 39.883879], [-80.191452, 39.883916], [-80.190092, 39.884847], [-80.189823, 39.885116], [-80.189596, 39.8854], [-80.189083, 39.886042], [-80.18762, 39.887268], [-80.187146, 39.887711], [-80.18698, 39.888075], [-80.186937, 39.88817], [-80.186694, 39.889092], [-80.186444, 39.889902], [-80.186344, 39.890446], [-80.186299, 39.890692]]
# getting numpy array with all the distances valeus needed
dists = np.linspace(0.0,1.0, 1.0 / .0001)
# liens
lines = distance_along(line,dists)
# putting into features and feature collections respectively
feats = [{'geometry': {'type': 'LineString', 'coordinates': line}, 'type': 'Feature', 'properties': {'COLORKEY':color(i)}}for i,line in enumerate(lines)]
featurecollection = {"features":feats,"type":"FeatureCollection"}
# writing out
with open('lines.geojson','wb') as f:
f.write(json.dumps(featurecollection))
