ntuplePrintersDiff._TracksByHitsMatcher Class Reference

Inheritance diagram for ntuplePrintersDiff._TracksByHitsMatcher:

Public Member Functions
def	__init__ (self, trklist)
def	match (self, trk)

Private Attributes
	_hitsToTracks

Detailed Description

Definition at line 53 of file ntuplePrintersDiff.py.

Constructor & Destructor Documentation

def ntuplePrintersDiff._TracksByHitsMatcher.__init__	(		self,
			trklist
	)

Definition at line 54 of file ntuplePrintersDiff.py.

    def __init__(self, trklist):
        super(_TracksByHitsMatcher, self).__init__()
        self._hitsToTracks = collections.defaultdict(list)
        for trk in trklist:
            for hit in trk.hits():
                if hit.isValidHit():
                    self._hitsToTracks[ (type(hit), hit.index()) ].append(trk)

Member Function Documentation

def ntuplePrintersDiff._TracksByHitsMatcher.match	(		self,
			trk
	)

Definition at line 62 of file ntuplePrintersDiff.py.

References ntuplePrintersDiff._TracksByHitsMatcher._hitsToTracks.

    def match(self, trk):
        tracks = collections.defaultdict(int)

        for hit in trk.hits():
            if not hit.isValidHit(): continue

            idx = (type(hit), hit.index())
            try:
                otherTracks = self._hitsToTracks[idx]
            except KeyError:
                continue

            for ot in otherTracks:
                tracks[ot] += 1

        best = (None, 0)
        for t, ncommon in tracks.iteritems():
            if ncommon > best[1]:
                best = (t, ncommon)
        return best


# Common diff helpers, used in the printout helpers

Member Data Documentation

ntuplePrintersDiff._TracksByHitsMatcher._hitsToTracks

private

Definition at line 56 of file ntuplePrintersDiff.py.

Referenced by ntuplePrintersDiff._TracksByHitsMatcher.match().