fix: Add parameter 'origin' to places autocomplete (#392)

Author: ivasic

googlemaps/places.py

@@ -501,6 +501,7 @@ def places_autocomplete(
     input_text,
     session_token=None,
     offset=None,
+    origin=None,
     location=None,
     radius=None,
     language=None,
@@ -525,6 +526,12 @@ def places_autocomplete(
                    service will match on 'Goo'.
     :type offset: int
 
+    :param origin: The origin point from which to calculate straight-line distance
+                    to the destination (returned as distance_meters).
+                    If this value is omitted, straight-line distance will
+                    not be returned.
+    :type origin: string, dict, list, or tuple
+
     :param location: The latitude/longitude value for which you wish to obtain the
                      closest, human-readable address.
     :type location: string, dict, list, or tuple
@@ -558,6 +565,7 @@ def places_autocomplete(
         input_text,
         session_token=session_token,
         offset=offset,
+        origin=origin,
         location=location,
         radius=radius,
         language=language,
@@ -611,6 +619,7 @@ def _autocomplete(
     input_text,
     session_token=None,
     offset=None,
+    origin=None,
     location=None,
     radius=None,
     language=None,
@@ -629,6 +638,8 @@ def _autocomplete(
         params["sessiontoken"] = session_token
     if offset:
         params["offset"] = offset
+    if origin:
+        params["origin"] = convert.latlng(origin)
     if location:
         params["location"] = convert.latlng(location)
     if radius:

tests/test_places.py

@@ -212,6 +212,7 @@ def test_autocomplete(self):
             "Google",
             session_token=session_token,
             offset=3,
+            origin=self.location,
             location=self.location,
             radius=self.radius,
             language=self.language,
@@ -223,6 +224,7 @@ def test_autocomplete(self):
         self.assertEqual(1, len(responses.calls))
         self.assertURLEqual(
             "%s?components=country%%3Aau&input=Google&language=en-AU&"
+            "origin=-33.86746%%2C151.20709&"
             "location=-33.86746%%2C151.20709&offset=3&radius=100&"
             "strictbounds=true&types=geocode&key=%s&sessiontoken=%s"
             % (url, self.key, session_token),