Load GeoJSON, posted here to for SO and mongoDB mailing list references

geojson2mongo.py

import json, pymongo, shapefile, sys, ijson
from ijson import common
from ijson.backends import yajl

def floaten(event):
    if event[1] == 'number':
        return (event[0], event[1], float(event[2]))
    else:
        return event

# This does not actually work for some reason.
def loader(geojsonfile, collection):
    with open(geojsonfile) as jf:
        events = imap(floaten, yajl.parse(jf))
        i = 0
        for d in common.items(events, 'features'):
            print('Loading record {}'.format(str(i)))
            db[collection].insert(d)
            time.sleep(1)
            i = i + 1
            print("Upload of shapefile: {} into collection: {} successful".format(geojsonfile, collection))