turing in toolbox

mbta_finder.py

@@ -10,12 +10,15 @@
 import urllib   # urlencode function
 import urllib2  # urlopen function (better than urllib version)
 import json
+from pprint import pprint
+import urllib
 
 
 # Useful URLs (you need to add the appropriate parameters for your requests)
 GMAPS_BASE_URL = "https://maps.googleapis.com/maps/api/geocode/json"
 MBTA_BASE_URL = "http://realtime.mbta.com/developer/api/v2/stopsbylocation"
 MBTA_DEMO_API_KEY = "wX9NwuHnZU2ToO7GmGR9uw"
+GMAPS_API_KEY = 'AIzaSyCrfI3z_PcorRZ-nCJl3T0NKfl4zU6eDFM'
 
 
 # A little bit of scaffolding if you want to use it
@@ -25,7 +28,12 @@ def get_json(url):
     Given a properly formatted URL for a JSON web API request, return
     a Python JSON object containing the response to that request.
     """
-    pass
+    f = urllib2.urlopen(url)
+    response_text = f.read()
+    response_data = json.loads(response_text)
+
+
+    return (response_data)
 
 
 def get_lat_long(place_name):
@@ -36,7 +44,16 @@ def get_lat_long(place_name):
     See https://developers.google.com/maps/documentation/geocoding/
     for Google Maps Geocode API URL formatting requirements.
     """
-    pass
+
+    address = place_name.replace(" ", ",")
+
+    place_url = GMAPS_BASE_URL + '?' + 'address=' + address + GMAPS_API_KEY
+
+    response_data = get_json(place_url)
+    latlng = response_data["results"][0]["geometry"]["location"]
+
+    return (latlng.get(u'lat'), latlng.get(u'lng'))
+
 
 
 def get_nearest_station(latitude, longitude):
@@ -47,13 +64,31 @@ def get_nearest_station(latitude, longitude):
     See http://realtime.mbta.com/Portal/Home/Documents for URL
     formatting requirements for the 'stopsbylocation' API.
     """
-    pass
+    try:
+        stop_nearby_url = '{}?api_key={}&lat={}&lon={}&format=json'.format(MBTA_BASE_URL, MBTA_DEMO_API_KEY, latitude, longitude)
+
+        data = get_json(stop_nearby_url)
+        info = data[u'stop'][0]
+        place_info = [info.get(u'parent_station_name'), info.get(u'distance')]
+        station_name = place_info[0].replace('u', '')
+        distance = place_info[1].replace('u', '')
+
+        name_dist = (station_name, distance)
+        print station_name + ' is ' + distance + ' miles away.'
+
+    except:
+        "There are no T-stops close by."
 
 
 def find_stop_near(place_name):
     """
     Given a place name or address, print the nearest MBTA stop and the 
     distance from the given place to that stop.
     """
-    pass
+    latlng_place = get_lat_long(place_name)
+
+    get_nearest_station(latlng_place[0], latlng_place[1])
+
+
+find_stop_near('Boston University')