def main(): # pragma: no cover
try:
version = ('CAMeL Tools v{}'.format(__version__))
arguments = docopt(__doc__, version=version)
if arguments['--list']:
for dl in DataCatalogue.downloads_list():
print("{}\t{}\t{}".format(dl.name, dl.size, dl.description))
sys.exit(0)
package_name = arguments.get('<PACKAGE>', None)
try:
dl_info = DataCatalogue.get_download_info(package_name)
except:
sys.stderr.write('Error: Invalid package name. Run `camel_data -l`'
' to get a list of available packages.\n')
sys.exit(1)
try:
DataDownloader.download(dl_info)
except DownloaderError as e:
sys.stderr.write('Error: {}\n'.format(e.msg))
sys.exit(1)
except KeyboardInterrupt:
sys.stderr.write('Exiting...\n')
sys.exit(1)
except Exception:
sys.stderr.write('Error: An unknown error occurred.\n')
sys.exit(1)
def pretrained(model_name=None, analyzer=None, top=1, cache_size=100000):
"""Load a pre-trained MLE disambiguator provided with CAMeL Tools.
Args:
model_name (:obj:`str`, optional): The name of the pretrained
model. If none, the default model ('calima-msa-r13') is loaded.
At the moment, the model names available are the same as those
in :ref:`camel_morphology_dbs`.
Defaults to None.
analyzer (:obj:`Analyzer`, optional): Alternative
analyzer to use. If None, an instance of the model's default
analyzer is created. Defaults to None.
top (:obj:`int`, optional): The maximum number of top analyses to
return. Defaults to 1.
cache_size (:obj:`int`, optional): The number of unique word
disambiguations to cache. The cache uses a
least-frequently-used eviction policy. Defaults to 100000.
Returns:
:obj:`MLEDisambiguator`: The loaded MLE disambiguator.
"""
model_info = DataCatalogue.get_dataset_info('DisambigMLE', model_name)
mle_path = model_info.path / 'model.json'
if analyzer is None:
analyzer = _MLE_ANALYZER_MAP[model_info.name]()
return MLEDisambiguator(analyzer, str(mle_path), top, cache_size)
def list_builtin_dbs():
"""Returns a list of builtin databases provided with CAMeL Tools.
Returns:
:obj:`list` of :obj:`~camel_tools.data.DatasetInfo`: List of
builtin databases.
"""
return list(DataCatalogue.get_component_info('MorphologyDB').datasets)
def pretrained(model_name=None):
"""Load a pre-trained model provided with camel_tools.
Args:
model_name (:obj:`str`, optional): Name of pre-trained model to
load. One model is available: 'arabert'.
If None, the default model ('arabert') will be loaded.
Defaults to None.
Returns:
:obj:`NERecognizer`: Instance with loaded pre-trained model.
"""
model_info = DataCatalogue.get_dataset_info('NamedEntityRecognition',
model_name)
model_path = str(model_info.path)
return NERecognizer(model_path)
def pretrained(model_name=None):
"""Load a pre-trained model provided with camel_tools.
Args:
model_name (:obj:`str`, optional): Name of pre-trained model to
load.
Two models are available: 'arabert' and 'mbert'.
If None, the default model ('arabert') will be loaded.
Defaults to None.
Returns:
:obj:`SentimentAnalyzer`: Instance with loaded pre-trained model.
"""
model_info = DataCatalogue.get_dataset_info('SentimentAnalysis',
model_name)
model_path = str(model_info.path)
return SentimentAnalyzer(model_path)
def builtin_db(db_name='calima-msa-r13', flags='a'):
"""Create a :obj:`MorphologyDB` instance from one of the builtin
databases provided.
Args:
db_name (:obj:`str`, optional): Name of builtin database.
You can use :meth:`list_builtin_dbs` to get a list of
builtin databases or see :ref:`camel_morphology_dbs`.
Defaults to 'calima-msa-r13'.
flags (:obj:`str`, optional): Flag string to be passed to
:obj:`MorphologyDB` constructor. Defaults to 'a'.
Returns:
:obj:`MorphologyDB`: Instance of builtin database with given flags.
"""
db_info = DataCatalogue.get_dataset_info('MorphologyDB', db_name)
return MorphologyDB(str(Path(db_info.path, 'morphology.db')), flags)
'JED': 'Gulf',
'JER': 'Levant',
'KHA': 'Nile Basin',
'MOS': 'Gulf',
'MSA': 'Modern Standard Arabic',
'MUS': 'Gulf',
'RAB': 'Maghreb',
'RIY': 'Gulf',
'SAL': 'Levant',
'SAN': 'Gulf of Aden',
'SFX': 'Maghreb',
'TRI': 'Maghreb',
'TUN': 'Maghreb'
}
_DATA_DIR = DataCatalogue.get_dataset_info('DialectID').path
_CHAR_LM_DIR = Path(_DATA_DIR, 'lm', 'char')
_WORD_LM_DIR = Path(_DATA_DIR, 'lm', 'word')
_TRAIN_DATA_PATH = Path(_DATA_DIR, 'corpus_26_train.tsv')
_TRAIN_DATA_EXTRA_PATH = Path(_DATA_DIR, 'corpus_6_train.tsv')
_DEV_DATA_PATH = Path(_DATA_DIR, 'corpus_26_dev.tsv')
_TEST_DATA_PATH = Path(_DATA_DIR, 'corpus_26_test.tsv')
class DIDPred(collections.namedtuple('DIDPred', ['top', 'scores'])):
"""A named tuple containing dialect ID prediction results.
Attributes:
top (:obj:`str`): The dialect label with the highest score. See
:ref:`dialectid_labels` for a list of output labels.
scores (:obj:`dict`): A dictionary mapping each dialect label to it's