def demo():
gfile = GrammarFile.read_file('test.cfg')
cp = gfile.earley_parser()
sent = Token(TEXT='the police read the solutions that Poirot sent')
WhitespaceTokenizer().tokenize(sent)
cp.parse_n(sent)
for tree in sent['TREES']: print tree
def demo():
gfile = GrammarFile.read_file('test.cfg')
cp = gfile.earley_parser()
sent = Token(TEXT='the police read the solutions that Poirot sent')
WhitespaceTokenizer().tokenize(sent)
cp.parse_n(sent)
for tree in sent['TREES']:
print tree
def main():
import sys
from optparse import OptionParser, OptionGroup
usage = """%%prog [options] [grammar_file]
%(NAME)s
version %(__version__)s for NLTK %(NLTK_VERSION)s (%(DATE)s)
by Rob Speer
Distributed under the GPL. See LICENSE.TXT for information.""" % globals()
opts = OptionParser(usage=usage)
opts.add_option("-b",
"--batch",
metavar="FILE",
dest="batchfile",
default=None,
help="Batch test: parse all the lines in a file")
opts.add_option("-v",
"--verbose",
action="count",
dest="verbosity",
default=0,
help="show more information during parse")
opts.add_option(
"-q",
"--quiet",
action="count",
dest="quietness",
default=0,
help="show only the generated parses (default in batch mode)")
opts.add_option("-l",
"--latex",
action="store_true",
dest="latex",
help="output parses as LaTeX trees (using qtree.sty)")
opts.add_option("-d",
"--drawtrees",
action="store_true",
dest="drawtrees",
help="show parse trees in a GUI window")
(options, args) = opts.parse_args()
trace = 2
batch = False
if options.batchfile is not None:
trace = 0
batch = True
if options.drawtrees:
sys.stderr.write(
"Cannot use --drawtrees and --batch simultaneously.")
sys.exit(1)
if options.quietness > 0: trace = 0
trace += options.verbosity
if len(args): filename = args[0]
else: filename = None
if filename is None:
sys.stderr.write("Load rules from file: ")
filename = sys.stdin.readline()[:-1]
if filename == '': return
grammar = GrammarFile.read_file(filename)
if not batch:
sys.stderr.write("Sentence: ")
sentence = sys.stdin.readline()[:-1]
if sentence == '': return
text_parse(grammar, sentence, trace, options.drawtrees, options.latex)
else:
infile = open(options.batchfile)
for line in infile.readlines():
sentence = line.strip()
if sentence == '': continue
if sentence[0] == '#': continue
print "Sentence: %s" % sentence
text_parse(grammar, sentence, trace, False, options.latex)
infile.close()
def main():
import sys
from optparse import OptionParser, OptionGroup
usage = """%%prog [options] [grammar_file]
%(NAME)s
version %(__version__)s for NLTK %(NLTK_VERSION)s (%(DATE)s)
by Rob Speer
Distributed under the GPL. See LICENSE.TXT for information.""" % globals()
opts = OptionParser(usage=usage)
opts.add_option("-b", "--batch",
metavar="FILE", dest="batchfile", default=None,
help="Batch test: parse all the lines in a file")
opts.add_option("-v", "--verbose",
action="count", dest="verbosity", default=0,
help="show more information during parse")
opts.add_option("-q", "--quiet",
action="count", dest="quietness", default=0,
help="show only the generated parses (default in batch mode)")
opts.add_option("-l", "--latex",
action="store_true", dest="latex",
help="output parses as LaTeX trees (using qtree.sty)")
opts.add_option("-d", "--drawtrees",
action="store_true", dest="drawtrees",
help="show parse trees in a GUI window")
(options, args) = opts.parse_args()
trace = 2
batch = False
if options.batchfile is not None:
trace = 0
batch = True
if options.drawtrees:
sys.stderr.write("Cannot use --drawtrees and --batch simultaneously.")
sys.exit(1)
if options.quietness > 0: trace = 0
trace += options.verbosity
if len(args): filename = args[0]
else: filename = None
if filename is None:
sys.stderr.write("Load rules from file: ")
filename = sys.stdin.readline()[:-1]
if filename == '': return
grammar = GrammarFile.read_file(filename)
if not batch:
sys.stderr.write("Sentence: ")
sentence = sys.stdin.readline()[:-1]
if sentence == '': return
text_parse(grammar, sentence, trace, options.drawtrees, options.latex)
else:
infile = open(options.batchfile)
for line in infile.readlines():
sentence = line.strip()
if sentence == '': continue
if sentence[0] == '#': continue
print "Sentence: %s" % sentence
text_parse(grammar, sentence, trace, False, options.latex)
infile.close()