mappymatch.matchers.valhalla

mappymatch.matchers.valhalla#

Functions

build_match_result(trace, matched_points, path)

builds a mappymatch MatchResult from the result of a Valhalla map matching request

build_path_from_result(edges, shape)

builds a mappymatch path from the result of a Valhalla map matching request

Classes

ValhallaMatcher([valhalla_url, cost_model, ...])

pings a Valhalla server for map matching
mappymatch.matchers.valhalla.build_path_from_result(edges, shape)[source]#

builds a mappymatch path from the result of a Valhalla map matching request

Return type:

List[Road]

Parameters:

  • edges (List[dict])

  • shape (List[Tuple[float, float]])

mappymatch.matchers.valhalla.build_match_result(trace, matched_points, path)[source]#

builds a mappymatch MatchResult from the result of a Valhalla map matching request

Return type:

MatchResult

Parameters:

  • trace (Trace)

  • matched_points (List[dict])

  • path (List[Road])

class mappymatch.matchers.valhalla.ValhallaMatcher(valhalla_url='https://valhalla1.openstreetmap.de/trace_attributes', cost_model='auto', shape_match='map_snap', attributes={'edge.length', 'edge.speed'})[source]#

pings a Valhalla server for map matching

match_trace(trace)[source]#

Take in a trace of gps points and return a list of matching link ids

Return type:

MatchResult

Parameters:

trace (Trace)

Args:

trace: The trace to match

Returns:

A list of Match objects

match_trace_batch(trace_batch)[source]#

Take in a batch of traces and return a batch of matching link ids

Return type:

list[MatchResult]

Parameters:

trace_batch (list[Trace])

Args:

trace_batch: The batch of traces to match

Returns:

A batch of Match objects