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# Config file by Simon Hengchen, https://hengchen.net
import os
import gzip
import datasets
logger = datasets.logging.get_logger(__name__)
_DESCRIPTION = """
This is a version of the Kubhist 2 dataset created, curated and made available by Språkbanken Text (SBX) at the University of Gothenburg (Sweden) under the CC BY 4.0 license.
This is a a corpus of OCRed newspapers from Sweden spanning the 1640s to the 1900s.
The original data is available with many types of annotation in XML at https://spraakbanken.gu.se/en/resources/kubhist2.
A good description of the data is available in this blog entry by Dana Dannélls: https://spraakbanken.gu.se/blogg/index.php/2019/09/15/the-kubhist-corpus-of-swedish-newspapers/
In a nutshell, this hugginface dataset version offers:
- only the OCRed text
- available in decadal subsets
License is CC BY 4.0 with attribution.
"""
_HOMEPAGE = "https://github.com/iguanodon-ai/kubhist2"
_LICENSE = "CC BY 4.0"
_BASE_DIR = "text"
# Use relative paths; Hugging Face viewer runs in a sandbox
_URLS = {'1640': os.path.join(_BASE_DIR, '1640/1640.txt.gz'),
'1650': os.path.join(_BASE_DIR, '1650/1650.txt.gz'),
'1660': os.path.join(_BASE_DIR, '1660/1660.txt.gz'),
'1670': os.path.join(_BASE_DIR, '1670/1670.txt.gz'),
'1680': os.path.join(_BASE_DIR, '1680/1680.txt.gz'),
'1690': os.path.join(_BASE_DIR, '1690/1690.txt.gz'),
'1700': os.path.join(_BASE_DIR, '1700/1700.txt.gz'),
'1710': os.path.join(_BASE_DIR, '1710/1710.txt.gz'),
'1720': os.path.join(_BASE_DIR, '1720/1720.txt.gz'),
'1730': os.path.join(_BASE_DIR, '1730/1730.txt.gz'),
'1740': os.path.join(_BASE_DIR, '1740/1740.txt.gz'),
'1750': os.path.join(_BASE_DIR, '1750/1750.txt.gz'),
'1760': os.path.join(_BASE_DIR, '1760/1760.txt.gz'),
'1770': os.path.join(_BASE_DIR, '1770/1770.txt.gz'),
'1780': os.path.join(_BASE_DIR, '1780/1780.txt.gz'),
'1790': os.path.join(_BASE_DIR, '1790/1790.txt.gz'),
'1800': os.path.join(_BASE_DIR, '1800/1800.txt.gz'),
'1810': os.path.join(_BASE_DIR, '1810/1810.txt.gz'),
'1820': os.path.join(_BASE_DIR, '1820/1820.txt.gz'),
'1830': os.path.join(_BASE_DIR, '1830/1830.txt.gz'),
'1840': os.path.join(_BASE_DIR, '1840/1840.txt.gz'),
'1850': os.path.join(_BASE_DIR, '1850/1850.txt.gz'),
'1860': os.path.join(_BASE_DIR, '1860/1860.txt.gz'),
'1870': os.path.join(_BASE_DIR, '1870/1870.txt.gz'),
'1880': os.path.join(_BASE_DIR, '1880/1880.txt.gz'),
'1890': os.path.join(_BASE_DIR, '1890/1890.txt.gz'),
'1900': os.path.join(_BASE_DIR, '1900/1900.txt.gz'),
'all': os.path.join(_BASE_DIR, 'all/all.txt.gz'),
}
class Kubhist2Config(datasets.BuilderConfig):
def __init__(self, period="all", **kwargs):
if str(period) not in _URLS:
self.period = "all"
else:
self.period = str(period)
super().__init__(**kwargs)
class Kubhist2(datasets.GeneratorBasedBuilder):
BUILDER_CONFIG_CLASS = Kubhist2Config
BUILDER_CONFIGS = [
Kubhist2Config(
name=key,
version=datasets.Version("1.0.0"),
description=f"Kubhist2: {key}",
period=key
)
for key in _URLS
]
DEFAULT_CONFIG_NAME = "all"
def _info(self):
return datasets.DatasetInfo(
description=_DESCRIPTION,
features=datasets.Features({
"text": datasets.Value("string"),
}),
supervised_keys=None,
homepage=_HOMEPAGE,
license=_LICENSE,
citation=_CITATION,
)
def _split_generators(self, dl_manager):
# Use `manual_dir` so the user can run `load_dataset(..., data_dir="path")`
data_path = os.path.join(dl_manager.manual_dir, _URLS[self.config.period])
return [
datasets.SplitGenerator(name=datasets.Split.TRAIN, gen_kwargs={"filepath": data_path}),
]
def _generate_examples(self, filepath):
"""Yields lines from the compressed .txt.gz file as individual examples."""
with gzip.open(filepath, "rt", encoding="utf-8") as f:
for i, line in enumerate(f):
yield i, {"text": line.strip()}
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