114 lines
5.1 KiB
Python
114 lines
5.1 KiB
Python
#!/usr/bin/env python
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# coding: utf-8
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from nose.tools import eq_
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import cchardet
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encodings_map = {
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r'testdata/bg/ISO-8859-5/wikitop_bg_ISO-8859-5.txt': 'ISO-8859-5',
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r'testdata/bg/UTF-8/wikitop_bg_UTF-8.txt': 'UTF-8',
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r'testdata/bg/WINDOWS-1251/wikitop_bg_WINDOWS-1251.txt': 'WINDOWS-1251',
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r'testdata/cz/ISO-8859-2/wikitop_cz_ISO-8859-2.txt': 'ISO-8859-2',
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r'testdata/cz/UTF-8/wikitop_cz_UTF-8.txt': 'UTF-8',
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r'testdata/de/UTF-8/wikitop_de_UTF-8.txt': 'UTF-8',
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r'testdata/de/WINDOWS-1252/wikitop_de_WINDOWS-1252.txt': 'WINDOWS-1252',
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r'testdata/dk/UTF-8/wikitop_dk_UTF-8.txt': 'UTF-8',
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r'testdata/dk/WINDOWS-1252/wikitop_dk_WINDOWS-1252.txt': 'WINDOWS-1252',
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r'testdata/el/ISO-8859-7/wikitop_el_ISO-8859-7.txt': 'ISO-8859-7',
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r'testdata/el/UTF-8/wikitop_el_UTF-8.txt': 'UTF-8',
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r'testdata/en/UTF-8/wikitop_en_UTF-8.txt': 'UTF-8',
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r'testdata/en/WINDOWS-1252/wikitop_en_WINDOWS-1252.txt': 'WINDOWS-1252',
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r'testdata/es/UTF-8/wikitop_es_UTF-8.txt': 'UTF-8',
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r'testdata/es/WINDOWS-1252/wikitop_es_WINDOWS-1252.txt': 'WINDOWS-1252',
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r'testdata/fi/UTF-8/wikitop_fi_UTF-8.txt': 'UTF-8',
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r'testdata/fi/WINDOWS-1252/wikitop_fi_WINDOWS-1252.txt': 'WINDOWS-1252',
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r'testdata/fr/UTF-8/wikitop_fr_UTF-8.txt': 'UTF-8',
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r'testdata/fr/WINDOWS-1252/wikitop_fr_WINDOWS-1252.txt': 'WINDOWS-1252',
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r'testdata/he/UTF-8/wikitop_he_UTF-8.txt': 'UTF-8',
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r'testdata/he/WINDOWS-1255/wikitop_he_WINDOWS-1255.txt': 'WINDOWS-1255',
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r'testdata/hu/UTF-8/wikitop_hu_UTF-8.txt': 'UTF-8',
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r'testdata/hu/ISO-8859-2/wikitop_hu_ISO-8859-2.txt': 'ISO-8859-2',
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r'testdata/it/UTF-8/wikitop_it_UTF-8.txt': 'UTF-8',
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r'testdata/it/WINDOWS-1252/wikitop_it_WINDOWS-1252.txt': 'WINDOWS-1252',
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r'testdata/nl/UTF-8/wikitop_nl_UTF-8.txt': 'UTF-8',
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r'testdata/nl/WINDOWS-1252/wikitop_nl_WINDOWS-1252.txt': 'WINDOWS-1252',
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r'testdata/no/UTF-8/wikitop_no_UTF-8.txt': 'UTF-8',
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r'testdata/no/WINDOWS-1252/wikitop_no_WINDOWS-1252.txt': 'WINDOWS-1252',
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r'testdata/pl/UTF-8/wikitop_pl_UTF-8.txt': 'UTF-8',
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r'testdata/pl/ISO-8859-2/wikitop_pl_ISO-8859-2.txt': 'ISO-8859-2',
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r'testdata/pt/UTF-8/wikitop_pt_UTF-8.txt': 'UTF-8',
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r'testdata/pt/WINDOWS-1252/wikitop_pt_WINDOWS-1252.txt': 'WINDOWS-1252',
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r'testdata/ru/UTF-8/wikitop_ru_UTF-8.txt': 'UTF-8',
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r'testdata/ru/WINDOWS-1251/wikitop_ru_WINDOWS-1251.txt': 'WINDOWS-1251',
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r'testdata/ru/IBM855/wikitop_ru_IBM855.txt': 'IBM855',
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r'testdata/ru/KOI8-R/wikitop_ru_KOI8-R.txt': 'KOI8-R',
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r'testdata/ru/X-MAC-CYRILLIC/wikitop_ru_MACCYRILLIC.txt': 'MAC-CYRILLIC',
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r'testdata/se/UTF-8/wikitop_se_UTF-8.txt': 'UTF-8',
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r'testdata/se/WINDOWS-1252/wikitop_se_WINDOWS-1252.txt': 'WINDOWS-1252',
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r'testdata/th/UTF-8/wikitop_th_UTF-8.txt': 'UTF-8',
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r'testdata/th/TIS-620/utffool_th_TIS-620.txt': 'TIS-620',
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r'testdata/th/TIS-620/wikitop_th_TIS-620.txt': 'TIS-620',
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r'testdata/tr/UTF-8/wikitop_tr_UTF-8.txt': 'UTF-8',
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r'testdata/tr/ISO-8859-9/wikitop_tr_ISO-8859-9.txt': 'ISO-8859-9',
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r'testdata/zh/UTF-8/wikitop_zh_UTF-8.txt': 'UTF-8',
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r'testdata/zh/GB18030/wikitop_zh_GB18030.txt': 'GB18030',
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}
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class TestCChardet():
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def test_detect(self):
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for path, encoding in encodings_map.items():
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with open(path, 'rb') as f:
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msg = f.read()
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detected_encoding = cchardet.detect(msg)
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eq_(encoding.lower(), detected_encoding['encoding'].lower(), 'Invalid encoding: %s' % path)
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def test_detector(self):
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for path, encoding in encodings_map.items():
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detector = cchardet.Detector()
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with open(path, 'rb') as f:
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line = f.readline()
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while line:
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detector.feed(line)
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if detector.done:
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break
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line = f.readline()
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detector.close()
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detected_encoding = detector.result
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eq_(encoding.lower(), detected_encoding['encoding'].lower(), 'Invalid encoding: %s' % path)
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def test_detector_noresult(self):
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detector = cchardet.Detector()
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detector.feed('0')
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eq_(detector.done, False)
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eq_(detector.result, {'encoding': None, 'confidence': None})
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class TestCchardetSpeed():
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def test_speed(self):
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try:
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import chardet
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has_chardet = True
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except ImportError:
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has_chardet = False
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import time
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do_times = 5
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path = r'testdata/wikipediaJa_One_Thousand_and_One_Nights_SJIS.txt'
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with open(path, 'rb') as f:
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msg = f.read()
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# Test chardet
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if has_chardet:
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result_chardet = 0
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for i in range(do_times):
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start_chardet = time.time()
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chardet.detect(msg)
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result_chardet += (time.time() - start_chardet)
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print('chardet:', 1 / (result_chardet / do_times), 'call(s)/s')
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# Test cchardet
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result_cchardet = 0
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for i in range(do_times):
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start_cchardet = time.time()
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cchardet.detect(msg)
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result_cchardet += (time.time() - start_cchardet)
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print('cchardet:', 1 / (result_cchardet / do_times), 'call(s)/s')
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