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https://github.com/explosion/spaCy.git
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Merge branch 'develop' of https://github.com/explosion/spaCy into develop
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commit
c044e9c21c
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@ -9,7 +9,7 @@ from . import util
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def load(name, **overrides):
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name = resolve_load_name(name, **overrides)
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return util.load_model(name)
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return util.load_model(name, **overrides)
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def info(model=None, markdown=False):
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@ -14,4 +14,4 @@ __docs_models__ = 'https://spacy.io/docs/usage/models'
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__download_url__ = 'https://github.com/explosion/spacy-models/releases/download'
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__compatibility__ = 'https://raw.githubusercontent.com/explosion/spacy-models/master/compatibility.json'
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__shortcuts__ = 'https://raw.githubusercontent.com/explosion/spacy-models/master/shortcuts.json'
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__model_files__ = 'https://raw.githubusercontent.com/explosion/spacy-dev-resources/master/templates/model/'
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__model_files__ = 'https://raw.githubusercontent.com/explosion/spacy-dev-resources/v2/templates/model/'
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@ -36,7 +36,7 @@ def package(cmd, input_dir, output_dir, meta=None, force=False):
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template_setup = get_template('setup.py')
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template_manifest = get_template('MANIFEST.in')
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template_init = get_template('en_model_name/__init__.py')
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template_init = get_template('xx_model_name/__init__.py')
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meta_path = meta_path or input_path / 'meta.json'
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if meta_path.is_file():
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prints(meta_path, title="Reading meta.json from file")
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@ -85,10 +85,11 @@ def ensure_path(path):
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return path
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def load_model(name):
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def load_model(name, **overrides):
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"""Load a model from a shortcut link, package or data path.
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name (unicode): Package name, shortcut link or model path.
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**overrides: Specific overrides, like pipeline components to disable.
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RETURNS (Language): `Language` class with the loaded model.
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"""
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data_path = get_data_path()
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@ -96,73 +97,63 @@ def load_model(name):
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raise IOError("Can't find spaCy data path: %s" % path2str(data_path))
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if isinstance(name, basestring_):
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if (data_path / name).exists(): # in data dir or shortcut
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return load_model_from_path(data_path / name)
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spec = importlib.util.spec_from_file_location('model', data_path / name)
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cls = importlib.util.module_from_spec(spec)
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spec.loader.exec_module(cls)
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return cls.load(**overrides)
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if is_package(name): # installed as package
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return load_model_from_pkg(name)
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cls = importlib.import_module(name)
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return cls.load(**overrides)
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if Path(name).exists(): # path to model data directory
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return load_data_from_path(Path(name))
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model_path = Path(name)
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meta = get_package_meta(model_path)
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cls = get_lang_class(meta['lang'])
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nlp = cls(pipeline=meta.get('pipeline', True))
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return nlp.from_disk(model_path, **overrides)
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elif hasattr(name, 'exists'): # Path or Path-like to model data
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return load_data_from_path(name)
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meta = get_package_meta(name)
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cls = get_lang_class(meta['lang'])
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nlp = cls(pipeline=meta.get('pipeline', True))
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return nlp.from_disk(name, **overrides)
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raise IOError("Can't find model '%s'" % name)
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def load_model_from_init_py(init_file):
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def load_model_from_init_py(init_file, **overrides):
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"""Helper function to use in the `load()` method of a model package's
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__init__.py.
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init_file (unicode): Path to model's __init__.py, i.e. `__file__`.
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**overrides: Specific overrides, like pipeline components to disable.
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RETURNS (Language): `Language` class with loaded model.
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"""
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model_path = Path(init_file).parent
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return load_data_from_path(model_path, package=True)
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meta = get_model_meta(model_path)
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data_dir = '%s_%s-%s' % (meta['lang'], meta['name'], meta['version'])
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data_path = model_path / data_dir
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if not model_path.exists():
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raise ValueError("Can't find model directory: %s" % path2str(data_path))
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cls = get_lang_class(meta['lang'])
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nlp = cls(pipeline=meta.get('pipeline', True))
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return nlp.from_disk(data_path, **overrides)
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def load_model_from_path(model_path):
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"""Import and load a model package from its file path.
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def get_model_meta(path):
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"""Get model meta.json from a directory path and validate its contents.
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path (unicode or Path): Path to package directory.
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RETURNS (Language): `Language` class with loaded model.
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path (unicode or Path): Path to model directory.
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RETURNS (dict): The model's meta data.
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"""
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model_path = ensure_path(model_path)
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spec = importlib.util.spec_from_file_location('model', model_path)
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module = importlib.util.module_from_spec(spec)
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spec.loader.exec_module(module)
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return module.load()
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def load_model_from_pkg(name):
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"""Import and load a model package.
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name (unicode): Name of model package installed via pip.
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RETURNS (Language): `Language` class with loaded model.
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"""
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module = importlib.import_module(name)
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return module.load()
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def load_data_from_path(model_path, package=False):
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"""Initialie a `Language` class with a loaded model from a model data path.
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model_path (unicode or Path): Path to model data directory.
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package (bool): Does the path point to the parent package directory?
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RETURNS (Language): `Language` class with loaded model.
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"""
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model_path = ensure_path(model_path)
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model_path = ensure_path(path)
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if not model_path.exists():
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raise ValueError("Can't find model directory: %s" % path2str(model_path))
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meta_path = model_path / 'meta.json'
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if not meta_path.is_file():
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raise IOError("Could not read meta.json from %s" % location)
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meta = read_json(location)
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raise IOError("Could not read meta.json from %s" % meta_path)
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meta = read_json(meta_path)
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for setting in ['lang', 'name', 'version']:
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if setting not in meta:
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raise IOError('No %s setting found in model meta.json' % setting)
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if package:
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model_data_path = '%s_%s-%s' % (meta['lang'], meta['name'], meta['version'])
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model_path = model_path / model_data_path
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if not model_path.exists():
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raise ValueError("Can't find model directory: %s" % path2str(model_path))
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cls = get_lang_class(meta['lang'])
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nlp = cls(pipeline=meta.get('pipeline', True))
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return nlp.from_disk(model_path)
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return meta
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def is_package(name):
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@ -2,4 +2,6 @@
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include ../../_includes/_mixins
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p A container class for serializing collections of #[code Doc] objects.
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+under-construction
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@ -87,7 +87,7 @@ p
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+aside-code("Example").
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nlp = util.load_model('en')
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nlp = util.load_model('en_core_web_sm')
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nlp = util.load_model('en_core_web_sm', disable=['ner'])
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nlp = util.load_model('/path/to/data')
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+table(["Name", "Type", "Description"])
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@ -96,6 +96,11 @@ p
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+cell unicode
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+cell Package name, shortcut link or model path.
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+row
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+cell #[code **overrides]
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+cell -
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+cell Specific overrides, like pipeline components to disable.
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+footrow
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+cell returns
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+cell #[code Language]
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@ -112,8 +117,8 @@ p
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+aside-code("Example").
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from spacy.util import load_model_from_init_py
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def load():
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return load_model_from_init_py(__file__)
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def load(**overrides):
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return load_model_from_init_py(__file__, **overrides)
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+table(["Name", "Type", "Description"])
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+row
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@ -121,11 +126,37 @@ p
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+cell unicode
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+cell Path to model's __init__.py, i.e. #[code __file__].
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+row
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+cell #[code **overrides]
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+cell -
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+cell Specific overrides, like pipeline components to disable.
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+footrow
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+cell returns
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+cell #[code Language]
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+cell #[code Language] class with the loaded model.
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+h(2, "get_model_meta") util.get_model_meta
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+tag function
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+tag-new(2)
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p
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| Get a model's meta.json from a directory path and validate its contents.
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+aside-code("Example").
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meta = util.get_model_meta('/path/to/model')
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+table(["Name", "Type", "Description"])
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+row
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+cell #[code path]
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+cell unicode or #[code Path]
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+cell Path to model directory.
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+footrow
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+cell returns
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+cell dict
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+cell The model's meta data.
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+h(2, "is_package") util.is_package
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+tag function
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@ -107,8 +107,9 @@ p
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assert doc.vocab.strings[3197928453018144401] == u'coffee' # 👍
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p
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| If the vocabulary doesn't contain a hash for "coffee", spaCy will
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| throw an error. So you either need to add it manually, or initialise the
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| new #[code Doc] with the shared vocabulary. To prevent this problem,
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| spaCy will also export the #[code Vocab] when you save a
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| #[code Doc] or #[code nlp] object.
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| If the vocabulary doesn't contain a string for #[code 3197928453018144401],
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| spaCy will raise an error. You can re-add "coffee" manually, but this
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| only works if you actually #[em know] that the document contains that
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| word. To prevent this problem, spaCy will also export the #[code Vocab]
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| when you save a #[code Doc] or #[code nlp] object. This will give you
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| the object and its encoded annotations, plus they "key" to decode it.
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@ -187,13 +187,13 @@ p
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| #[+a("/docs/usage/saving-loading#models-generating") model package] with
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| a custom pipeline.
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+h(2, "example1") Example: Custom sentence segmentation logic
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+aside("Real-world examples")
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| To see real-world examples of pipeline factories and components in action,
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| you can have a look at the source of spaCy's built-in components, e.g.
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| the #[+src(gh("spacy")) tagger], #[+src(gh("spacy")) parser] or
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| #[+src(gh("spacy")) entity recognizer].
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| the #[+api("tagger") #[code Tagger]], #[+api("parser") #[code Parser]] or
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| #[+api("entityrecognizer") #[code EntityRecongnizer]].
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+h(2, "example1") Example: Custom sentence segmentation logic
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p
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| Let's say you want to implement custom logic to improve spaCy's sentence
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@ -318,8 +318,8 @@ p
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| If you don't need a particular component of the pipeline – for
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| example, the tagger or the parser, you can disable loading it. This can
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| sometimes make a big difference and improve loading speed. Disabled
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| component names can be provided to #[+api("spacy#load") #[code spacy.load]],
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| #[+api("language#from_disk") #[code Language.from_disk]] or the
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| component names can be provided to #[+api("spacy#load") #[code spacy.load()]],
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| #[+api("language#from_disk") #[code Language.from_disk()]] or the
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| #[code nlp] object itself as a list:
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+code.
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