# Copyright © 2016 Jakub Wilk <jwilk@jwilk.net>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the “Software”), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

'''
the command-line interface
'''

import argparse
import io
import sys

from lib import espeak
from lib.misc import (
    choose_art,
    warn,
    open_file,
)
from lib.parser import parse_file

def check_word(loc, art, word):
    phon = espeak.text_to_phonemes(word)
    correct_art = choose_art(phon)
    if correct_art is NotImplemented:
        warn("can't determine correct article for {word!r} /{phon}/".format(word=word, phon=phon))
    elif art.lower() != correct_art:
        print('{loc}: {art} {word} -> {cart} {word} /{phon}/'.format(
            loc=loc,
            art=art,
            cart=correct_art,
            word=word,
            phon=phon,
        ))

def main():
    ap = argparse.ArgumentParser()
    ap.add_argument('--input-encoding', metavar='ENC', default='UTF-8:replace')
    ap.add_argument('files', metavar='FILE', nargs='*', default=['-'])
    options = ap.parse_args()
    encoding = options.input_encoding
    enc_errors = 'strict'
    if ':' in encoding:
        [encoding, enc_errors] = encoding.rsplit(':', 1)
    sys.stdout = io.TextIOWrapper(sys.stdout.buffer, 'UTF-8')
    espeak.init()
    espeak.set_voice_by_name('en')
    for path in options.files:
        file = open_file(path, encoding=encoding, errors=enc_errors)
        with file:
            for loc, art, word in parse_file(file):
                check_word(loc, art, word)

__all__ = ['main']

# vim:ts=4 sts=4 sw=4 et

@@ -1151,16 +1151,33 @@
 rgparse%0A
+import functools%0A
 import i
@@ -1314,16 +1314,95 @@
 e_file%0A%0A
+text_to_phonemes = functools.lru_cache(maxsize=9999)(espeak.text_to_phonemes)%0A%0A
 def chec
@@ -1436,23 +1436,16 @@
  phon = 
-espeak.
 text_to_

Add LRU cache.