isochroner.py
A Python command-line tool for generating GeoJSON isochrones of a set of locations via Mapzen's Isochrone API.
Dependencies
- pandas
- requests
- geojsonio
- Python Fire
Command Line Interface
Currently, isochroner.py relies on Google's Python Fire to allow for interaction at the command line.
Arguments
isochroner.py accepts several arguments to customize your command (Required arguments are bold)
- data: CSV of data points you want to generate isochrones from
- key: Mapzen API key. If you don't have one, create a Mapzen account and create one.
- lat_field: name of the field in your CSV that contains the latitude coordinates
- lon_field: name of the field in your CSV that contains the longitude coordinates
- id_field: If you have some sort of attribute you'd like to pass as an ID, specify the field here (Default: None)
- travel type: Mode of transportation. Must be
bicycle,pedestrian, orpedestrian(Default: pedestrian) - polygons: Specify if the output will polygons or polylines (Default: true)
- travel_time: Travel time for each isochrone from each point in the CSV (Default: 10)
- to_geojsonio: Open up output GeoJSON isochrones in geojson.io (Default: False)
Example(s)
These examples use data.csv from this repo
Basic Example
python isochroner.py data.csv mapzen-XXXXXX Y X