LightRDF Bench 2

count_triples_lightrdf_ntparser.py

import lightrdf
import sys

parser = lightrdf.nt.Parser()

cnt = 0

for triple in parser.parse(sys.argv[1]):
    cnt += 1

print(cnt)

count_triples_rdflib_ntparser.py

from rdflib.plugins.parsers.ntriples import NTriplesParser
import sys


class Sink(object):
    def __init__(self):
        self.cnt = 0

    def triple(self, s, p, o):
        self.cnt += 1

sink = Sink()

parser = NTriplesParser(sink)

with open(sys.argv[1], "rb") as f:
    parser.parse(f)

print(sink.cnt)