first idea for supporting multiple langs in download script

spacy/__init__.py

@@ -1,8 +1,13 @@
 from . import util
-from .en import English
+from .about import __models__
+import importlib
 
 
 def load(name, vectors=None, via=None):
-    return English(
+    if name not in __models__:
+        raise Exception('Model %s not found.' % name)
+
+    mod = importlib.import_module('.%s' % __models__[name]['module'], 'spacy')
+    return getattr(mod, __models__[name]['class'])(
         package=util.get_package_by_name(name, via=via),
         vectors_package=util.get_package_by_name(vectors, via=via))

spacy/about.py

@@ -10,4 +10,16 @@ __uri__ = 'https://spacy.io'
 __author__ = 'Matthew Honnibal'
 __email__ = 'matt@spacy.io'
 __license__ = 'MIT'
-__default_model__ = 'en>=1.0.0,<1.1.0'
+__models__ = {
+    'en': {
+        'module': 'en',
+        'class': 'English',
+        'package': 'en>=1.0.0,<1.1.0',
+    },
+    'de': {
+        'module': 'de',
+        'class': 'German',
+        'package': 'de>=1.0.0,<1.1.0',
+    },
+}
+__default_model__ = 'en'

spacy/de/download.py

@@ -0,0 +1,13 @@
+import plac
+from ..download import download
+
+
+@plac.annotations(
+    force=("Force overwrite", "flag", "f", bool),
+)
+def main(data_size='all', force=False):
+    download('de', force)
+
+
+if __name__ == '__main__':
+    plac.call(main)

spacy/download.py

@@ -0,0 +1,33 @@
+from __future__ import print_function
+
+import sys
+
+import sputnik
+from sputnik.package_list import (PackageNotFoundException,
+                                  CompatiblePackageNotFoundException)
+
+from . import about
+
+
+def download(lang, force=False):
+    if force:
+        sputnik.purge(about.__title__, about.__version__)
+
+    try:
+        sputnik.package(about.__title__, about.__version__, about.__models__[lang]['package'])
+        print("Model already installed. Please run 'python -m "
+              "spacy.%s.download --force' to reinstall." % lang, file=sys.stderr)
+        sys.exit(1)
+    except (PackageNotFoundException, CompatiblePackageNotFoundException):
+        pass
+
+    package = sputnik.install(about.__title__, about.__version__, about.__models__[lang]['package'])
+
+    try:
+        sputnik.package(about.__title__, about.__version__, about.__models__[lang]['package'])
+    except (PackageNotFoundException, CompatiblePackageNotFoundException):
+        print("Model failed to install. Please run 'python -m "
+              "spacy.%s.download --force'." % lang, file=sys.stderr)
+        sys.exit(1)
+
+    print("Model successfully installed.", file=sys.stderr)

spacy/en/download.py

@@ -1,57 +1,12 @@
-from __future__ import print_function
-
-import sys
-import os
-import shutil
-
 import plac
-import sputnik
-from sputnik.package_list import (PackageNotFoundException,
-                                  CompatiblePackageNotFoundException)
-
-from .. import about
-
-
-def migrate(path):
-    data_path = os.path.join(path, 'data')
-    if os.path.isdir(data_path):
-        if os.path.islink(data_path):
-            os.unlink(data_path)
-        else:
-            shutil.rmtree(data_path)
-    for filename in os.listdir(path):
-        if filename.endswith('.tgz'):
-            os.unlink(os.path.join(path, filename))
+from ..download import download
 
 
 @plac.annotations(
     force=("Force overwrite", "flag", "f", bool),
 )
 def main(data_size='all', force=False):
-    if force:
-        sputnik.purge(about.__title__, about.__version__)
-
-    try:
-        sputnik.package(about.__title__, about.__version__, about.__default_model__)
-        print("Model already installed. Please run 'python -m "
-              "spacy.en.download --force' to reinstall.", file=sys.stderr)
-        sys.exit(1)
-    except (PackageNotFoundException, CompatiblePackageNotFoundException):
-        pass
-
-    package = sputnik.install(about.__title__, about.__version__, about.__default_model__)
-
-    try:
-        sputnik.package(about.__title__, about.__version__, about.__default_model__)
-    except (PackageNotFoundException, CompatiblePackageNotFoundException):
-        print("Model failed to install. Please run 'python -m "
-              "spacy.en.download --force'.", file=sys.stderr)
-        sys.exit(1)
-
-    # FIXME clean up old-style packages
-    migrate(os.path.dirname(os.path.abspath(__file__)))
-
-    print("Model successfully installed.", file=sys.stderr)
+    download('en', force)
 
 
 if __name__ == '__main__':

spacy/util.py

@@ -23,15 +23,17 @@ def get_package(data_dir):
 def get_package_by_name(name=None, via=None):
     try:
         return sputnik.package(about.__title__, about.__version__,
-                               name or about.__default_model__, data_path=via)
+            name or about.__models__[about.__default_model__]['package'],
+            data_path=via)
     except PackageNotFoundException as e:
         raise RuntimeError("Model %s not installed. Please run 'python -m "
-                           "spacy.en.download' to install latest compatible "
-                           "model." % name)
+                           "spacy.%s.download' to install latest compatible "
+                           "model." % (name, about.__models__[name]['module']))
     except CompatiblePackageNotFoundException as e:
-        raise RuntimeError("Installed model is not compatible with spaCy "
-                           "version. Please run 'python -m spacy.en.download "
-                           "--force' to install latest compatible model.")
+        raise RuntimeError("Installed model %s is not compatible with spaCy "
+                           "version. Please run 'python -m spacy.%s.download "
+                           "--force' to install latest compatible model." %
+                           (name, about.__models__[name]['module']))
 
 
 def normalize_slice(length, start, stop, step=None):