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65 lines
2.1 KiB
Python
65 lines
2.1 KiB
Python
import os
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from os import path
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import codecs
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import json
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import re
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DATA_DIR = path.join(path.dirname(__file__), '..', 'data')
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def utf8open(loc, mode='r'):
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return codecs.open(loc, mode, 'utf8')
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def read_lang_data(name):
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data_dir = path.join(DATA_DIR, name)
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tokenization = read_tokenization(data_dir)
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prefix = read_prefix(data_dir)
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suffix = read_suffix(data_dir)
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words = load_resource(data_dir, 'words')
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probs = load_resource(data_dir, 'probs')
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clusters = load_resource(data_dir, 'clusters')
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case_stats = load_resource(data_dir, 'case_stats')
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tag_stats = load_resource(data_dir, 'tag_stats')
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return tokenization, prefix, suffix, words, probs, clusters, case_stats, tag_stats
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def load_resource(data_dir, name):
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loc = path.join(data_dir, name + '.json')
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return json.load(loc) if path.exists(loc) else {}
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def read_prefix(data_dir):
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with utf8open(path.join(data_dir, 'prefix')) as file_:
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entries = file_.read().split('\n')
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expression = '|'.join(['^' + re.escape(piece) for piece in entries])
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return expression
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def read_suffix(data_dir):
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with utf8open(path.join(data_dir, 'suffix')) as file_:
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entries = file_.read().split('\n')
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expression = '|'.join([re.escape(piece) + '$' for piece in entries])
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return expression
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def read_tokenization(lang):
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loc = path.join(DATA_DIR, lang, 'tokenization')
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entries = []
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seen = set()
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with utf8open(loc) as file_:
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for line in file_:
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line = line.strip()
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if line.startswith('#'):
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continue
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if not line:
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continue
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pieces = line.split()
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chunk = pieces.pop(0)
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assert chunk not in seen, chunk
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seen.add(chunk)
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entries.append((chunk, list(pieces)))
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if chunk[0].isalpha() and chunk[0].islower():
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chunk = chunk[0].title() + chunk[1:]
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pieces[0] = pieces[0][0].title() + pieces[0][1:]
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seen.add(chunk)
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entries.append((chunk, pieces))
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return entries
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