mirror of https://github.com/explosion/spaCy.git
94 lines
3.2 KiB
Python
94 lines
3.2 KiB
Python
# coding: utf8
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from __future__ import unicode_literals
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import plac
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from pathlib import Path
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from wasabi import Printer
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from ..util import write_jsonl, write_json
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from ..compat import json_dumps, path2str
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from .converters import conllu2json, conllubio2json, iob2json, conll_ner2json
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from .converters import ner_jsonl2json
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from ._messages import Messages
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# Converters are matched by file extension. To add a converter, add a new
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# entry to this dict with the file extension mapped to the converter function
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# imported from /converters.
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CONVERTERS = {
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"conllubio": conllubio2json,
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"conllu": conllu2json,
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"conll": conllu2json,
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"ner": conll_ner2json,
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"iob": iob2json,
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"jsonl": ner_jsonl2json,
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}
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# File types
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FILE_TYPES = ("json", "jsonl")
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@plac.annotations(
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input_file=("Input file", "positional", None, str),
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output_dir=("Output directory for converted file", "positional", None, str),
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file_type=("Type of data to produce: 'jsonl' or 'json'", "option", "t", str),
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n_sents=("Number of sentences per doc", "option", "n", int),
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converter=("Name of converter (auto, iob, conllu or ner)", "option", "c", str),
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lang=("Language (if tokenizer required)", "option", "l", str),
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morphology=("Enable appending morphology to tags", "flag", "m", bool),
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)
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def convert(
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input_file,
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output_dir="-",
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file_type="jsonl",
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n_sents=1,
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morphology=False,
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converter="auto",
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lang=None,
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):
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"""
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Convert files into JSON format for use with train command and other
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experiment management functions. If no output_dir is specified, the data
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is written to stdout, so you can pipe them forward to a JSONL file:
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$ spacy convert some_file.conllu > some_file.jsonl
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"""
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msg = Printer()
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input_path = Path(input_file)
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if file_type not in FILE_TYPES:
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msg.fail(
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Messages.M069.format(name=file_type),
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Messages.M070.format(options=", ".join(FILE_TYPES)),
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exits=1,
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)
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if not input_path.exists():
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msg.fail(Messages.M028, input_path, exits=1)
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if output_dir != "-" and not Path(output_dir).exists():
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msg.fail(Messages.M029, output_dir, exits=1)
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if converter == "auto":
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converter = input_path.suffix[1:]
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if converter not in CONVERTERS:
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msg.fail(Messages.M030, Messages.M031.format(converter=converter), exits=1)
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# Use converter function to convert data
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func = CONVERTERS[converter]
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input_data = input_path.open("r", encoding="utf-8").read()
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data = func(input_data, nsents=n_sents, use_morphology=morphology, lang=lang)
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if output_dir != "-":
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# Export data to a file
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suffix = ".{}".format(file_type)
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output_file = Path(output_dir) / Path(input_path.parts[-1]).with_suffix(suffix)
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if file_type == "json":
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write_json(output_file, data)
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elif file_type == "jsonl":
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write_jsonl(output_file, data)
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msg.good(
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Messages.M032.format(name=path2str(output_file)),
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Messages.M033.format(n_docs=len(data)),
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)
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else:
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# Print to stdout
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if file_type == "json":
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print(json_dumps(data))
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elif file_type == "jsonl":
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for line in data:
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print(json_dumps(line))
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