adding way query; including shapely dependency

Author: mvexel

overpass/api.py

@@ -97,6 +97,7 @@ def _GetFromOverpass(self, query):
         return r.text
 
     def _asGeoJSON(self, elements):
+        """construct geoJSON from elements"""
         nodes = [{
             "id": elem.get("id"),
             "tags": elem.get("tags"),

overpass/queries.py

@@ -14,4 +14,20 @@ def __init__(self, bbox):
         self.bbox = bbox
 
     def __str__(self):
-        return self._QUERY_TEMPLATE.format(bbox=self.bbox)
+        return self._QUERY_TEMPLATE.format(bbox=self.bbox)
+
+
+class WayQuery(object):
+    """Query to retrieve a set of ways and their dependent nodes satisfying the input parameters"""
+
+    _QUERY_TEMPLATE = "way{query_parameters};(_.;>;);"
+
+    def __init__(self, query_parameters):
+        """
+        Initialize a query for a set of ways satisfying the given parameters.
+        :param query_parameters Overpass QL query parameters
+        """
+        self.query_parameters = query_parameters
+
+    def __str__(self):
+        return self._QUERY_TEMPLATE.format(query_parameters=self.query_parameters)

setup.py

@@ -11,5 +11,5 @@
     download_url='https://github.com/mvexel/overpass-api-python-wrapper/tarball/0.0.1',
     keywords=['openstreetmap', 'overpass', 'wrapper'],
     classifiers=[],
-    install_requires=['requests>=2.3.0'],
+    install_requires=['requests>=2.3.0', 'shapely>=1.4.3'],
 )