mirror of
https://github.com/explosion/spaCy.git
synced 2024-11-11 04:08:09 +03:00
91 lines
3.3 KiB
Python
91 lines
3.3 KiB
Python
import requests
|
|
import os
|
|
import subprocess
|
|
import sys
|
|
from wasabi import msg
|
|
|
|
from .. import about
|
|
from ..util import is_package, get_base_version
|
|
|
|
|
|
def download(
|
|
model: ("Model to download (shortcut or name)", "positional", None, str),
|
|
direct: ("Force direct download of name + version", "flag", "d", bool) = False,
|
|
*pip_args: ("Additional arguments to be passed to `pip install` on model install"),
|
|
):
|
|
"""
|
|
Download compatible model from default download path using pip. If --direct
|
|
flag is set, the command expects the full model name with version.
|
|
For direct downloads, the compatibility check will be skipped.
|
|
"""
|
|
if not is_package("spacy") and "--no-deps" not in pip_args:
|
|
msg.warn(
|
|
"Skipping model package dependencies and setting `--no-deps`. "
|
|
"You don't seem to have the spaCy package itself installed "
|
|
"(maybe because you've built from source?), so installing the "
|
|
"model dependencies would cause spaCy to be downloaded, which "
|
|
"probably isn't what you want. If the model package has other "
|
|
"dependencies, you'll have to install them manually."
|
|
)
|
|
pip_args = pip_args + ("--no-deps",)
|
|
dl_tpl = "{m}-{v}/{m}-{v}.tar.gz#egg={m}=={v}"
|
|
if direct:
|
|
components = model.split("-")
|
|
model_name = "".join(components[:-1])
|
|
version = components[-1]
|
|
dl = download_model(dl_tpl.format(m=model_name, v=version), pip_args)
|
|
else:
|
|
shortcuts = get_json(about.__shortcuts__, "available shortcuts")
|
|
model_name = shortcuts.get(model, model)
|
|
compatibility = get_compatibility()
|
|
version = get_version(model_name, compatibility)
|
|
dl = download_model(dl_tpl.format(m=model_name, v=version), pip_args)
|
|
if dl != 0: # if download subprocess doesn't return 0, exit
|
|
sys.exit(dl)
|
|
msg.good(
|
|
"Download and installation successful",
|
|
f"You can now load the model via spacy.load('{model_name}')",
|
|
)
|
|
|
|
|
|
def get_json(url, desc):
|
|
r = requests.get(url)
|
|
if r.status_code != 200:
|
|
msg.fail(
|
|
f"Server error ({r.status_code})",
|
|
f"Couldn't fetch {desc}. Please find a model for your spaCy "
|
|
f"installation (v{about.__version__}), and download it manually. "
|
|
f"For more details, see the documentation: "
|
|
f"https://spacy.io/usage/models",
|
|
exits=1,
|
|
)
|
|
return r.json()
|
|
|
|
|
|
def get_compatibility():
|
|
version = get_base_version(about.__version__)
|
|
comp_table = get_json(about.__compatibility__, "compatibility table")
|
|
comp = comp_table["spacy"]
|
|
if version not in comp:
|
|
msg.fail(f"No compatible models found for v{version} of spaCy", exits=1)
|
|
return comp[version]
|
|
|
|
|
|
def get_version(model, comp):
|
|
model = get_base_version(model)
|
|
if model not in comp:
|
|
msg.fail(
|
|
f"No compatible model found for '{model}' (spaCy v{about.__version__})",
|
|
exits=1,
|
|
)
|
|
return comp[model][0]
|
|
|
|
|
|
def download_model(filename, user_pip_args=None):
|
|
download_url = about.__download_url__ + "/" + filename
|
|
pip_args = ["--no-cache-dir"]
|
|
if user_pip_args:
|
|
pip_args.extend(user_pip_args)
|
|
cmd = [sys.executable, "-m", "pip", "install"] + pip_args + [download_url]
|
|
return subprocess.call(cmd, env=os.environ.copy())
|