mirror of https://github.com/explosion/spaCy.git
Merge branch 'master' of ssh://github.com/honnibal/spaCy
This commit is contained in:
Matthew Honnibal
commit
7ecafdab7f
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@ -6,7 +6,6 @@ thinc == 3.3
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murmurhash == 0.24
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text-unidecode
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numpy
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wget
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plac
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six
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ujson
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2
setup.py
2
setup.py
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@ -162,7 +162,7 @@ def run_setup(exts):
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ext_modules=exts,
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license="MIT",
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install_requires=['numpy', 'murmurhash', 'cymem >= 1.11', 'preshed >= 0.42',
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'thinc == 3.3', "text_unidecode", 'wget', 'plac', 'six',
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'thinc == 3.3', "text_unidecode", 'plac', 'six',
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'ujson', 'cloudpickle'],
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setup_requires=["headers_workaround"],
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cmdclass = {'build_ext': build_ext_subclass },
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@ -1,9 +1,10 @@
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from __future__ import print_function
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from os import path
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import sys
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import os
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import tarfile
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import shutil
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import wget
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import uget
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import plac
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# TODO: Read this from the same source as the setup
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@ -13,39 +14,45 @@ AWS_STORE = 'https://s3-us-west-1.amazonaws.com/media.spacynlp.com'
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ALL_DATA_DIR_URL = '%s/en_data_all-%s.tgz' % (AWS_STORE, VERSION)
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DEST_DIR = path.join(path.dirname(__file__), 'data')
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DEST_DIR = path.join(path.dirname(path.abspath(__file__)), 'data')
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def download_file(url, out):
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wget.download(url, out=out)
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return url.rsplit('/', 1)[1]
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def download_file(url, dest_dir):
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return uget.download(url, dest_dir, console=sys.stdout)
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def install_data(url, dest_dir):
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filename = download_file(url, dest_dir)
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t = tarfile.open(path.join(dest_dir, filename))
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t = tarfile.open(filename)
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t.extractall(dest_dir)
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def install_parser_model(url, dest_dir):
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filename = download_file(url, dest_dir)
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t = tarfile.open(path.join(dest_dir, filename), mode=":gz")
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t.extractall(path.dirname(__file__))
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t = tarfile.open(filename, mode=":gz")
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t.extractall(dest_dir)
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def install_dep_vectors(url, dest_dir):
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if not os.path.exists(dest_dir):
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os.mkdir(dest_dir)
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filename = download_file(url, dest_dir)
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download_file(url, dest_dir)
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def main(data_size='all'):
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@plac.annotations(
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force=("Force overwrite", "flag", "f", bool),
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)
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def main(data_size='all', force=False):
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if data_size == 'all':
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data_url = ALL_DATA_DIR_URL
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elif data_size == 'small':
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data_url = SM_DATA_DIR_URL
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if path.exists(DEST_DIR):
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if force and path.exists(DEST_DIR):
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shutil.rmtree(DEST_DIR)
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install_data(data_url, path.dirname(DEST_DIR))
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if not os.path.exists(DEST_DIR):
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os.makedirs(DEST_DIR)
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install_data(data_url, DEST_DIR)
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if __name__ == '__main__':
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@ -0,0 +1,246 @@
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import os
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import time
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import io
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import math
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import re
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try:
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from urllib.parse import urlparse
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from urllib.request import urlopen, Request
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from urllib.error import HTTPError
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except ImportError:
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from urllib2 import urlopen, urlparse, Request, HTTPError
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class UnknownContentLengthException(Exception): pass
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class InvalidChecksumException(Exception): pass
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class UnsupportedHTTPCodeException(Exception): pass
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class InvalidOffsetException(Exception): pass
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class MissingChecksumHeader(Exception): pass
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CHUNK_SIZE = 16 * 1024
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class RateSampler(object):
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def __init__(self, period=1):
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self.rate = None
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self.reset = True
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self.period = period
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def __enter__(self):
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if self.reset:
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self.reset = False
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self.start = time.time()
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self.counter = 0
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def __exit__(self, type, value, traceback):
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elapsed = time.time() - self.start
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if elapsed >= self.period:
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self.reset = True
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self.rate = float(self.counter) / elapsed
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def update(self, value):
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self.counter += value
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def format(self, unit="MB"):
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if self.rate is None:
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return None
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divisor = {'MB': 1048576, 'kB': 1024}
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return "%0.2f%s/s" % (self.rate / divisor[unit], unit)
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class TimeEstimator(object):
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def __init__(self, cooldown=1):
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self.cooldown = cooldown
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self.start = time.time()
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self.time_left = None
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def update(self, bytes_read, total_size):
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elapsed = time.time() - self.start
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if elapsed > self.cooldown:
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self.time_left = math.ceil(elapsed * total_size /
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bytes_read - elapsed)
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def format(self):
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if self.time_left is None:
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return None
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res = "eta "
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if self.time_left / 60 >= 1:
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res += "%dm " % (self.time_left / 60)
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return res + "%ds" % (self.time_left % 60)
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def format_bytes_read(bytes_read, unit="MB"):
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divisor = {'MB': 1048576, 'kB': 1024}
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return "%0.2f%s" % (float(bytes_read) / divisor[unit], unit)
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def format_percent(bytes_read, total_size):
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percent = round(bytes_read * 100.0 / total_size, 2)
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return "%0.2f%%" % percent
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def get_content_range(response):
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content_range = response.headers.get('Content-Range', "").strip()
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if content_range:
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m = re.match(r"bytes (\d+)-(\d+)/(\d+)", content_range)
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if m:
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return [int(v) for v in m.groups()]
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def get_content_length(response):
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if 'Content-Length' not in response.headers:
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raise UnknownContentLengthException
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return int(response.headers.get('Content-Length').strip())
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def get_url_meta(url, checksum_header=None):
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class HeadRequest(Request):
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def get_method(self):
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return "HEAD"
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r = urlopen(HeadRequest(url))
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res = {'size': get_content_length(r)}
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if checksum_header:
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value = r.headers.get(checksum_header)
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if value:
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res['checksum'] = value
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r.close()
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return res
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def progress(console, bytes_read, total_size, transfer_rate, eta):
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fields = [
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format_bytes_read(bytes_read),
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format_percent(bytes_read, total_size),
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transfer_rate.format(),
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eta.format(),
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" " * 10,
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]
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console.write("Downloaded %s\r" % " ".join(filter(None, fields)))
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console.flush()
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def read_request(request, offset=0, console=None,
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progress_func=None, write_func=None):
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# support partial downloads
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if offset > 0:
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request.add_header('Range', "bytes=%s-" % offset)
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try:
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response = urlopen(request)
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except HTTPError as e:
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if e.code == 416: # Requested Range Not Satisfiable
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raise InvalidOffsetException
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# TODO add http error handling here
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raise UnsupportedHTTPCodeException(e.code)
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total_size = get_content_length(response) + offset
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bytes_read = offset
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# sanity checks
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if response.code == 200: # OK
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assert offset == 0
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elif response.code == 206: # Partial content
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range_start, range_end, range_total = get_content_range(response)
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assert range_start == offset
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assert range_total == total_size
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assert range_end + 1 - range_start == total_size - bytes_read
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else:
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raise UnsupportedHTTPCodeException(response.code)
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eta = TimeEstimator()
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transfer_rate = RateSampler()
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if console:
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if offset > 0:
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console.write("Continue downloading...\n")
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else:
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console.write("Downloading...\n")
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while True:
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with transfer_rate:
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chunk = response.read(CHUNK_SIZE)
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if not chunk:
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if progress_func and console:
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console.write('\n')
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break
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bytes_read += len(chunk)
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transfer_rate.update(len(chunk))
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eta.update(bytes_read - offset, total_size - offset)
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if progress_func and console:
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progress_func(console, bytes_read, total_size, transfer_rate, eta)
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if write_func:
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write_func(chunk)
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response.close()
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assert bytes_read == total_size
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return response
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def download(url, path=".",
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checksum=None, checksum_header=None,
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headers=None, console=None):
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if os.path.isdir(path):
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path = os.path.join(path, url.rsplit('/', 1)[1])
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path = os.path.abspath(path)
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with io.open(path, "a+b") as f:
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size = f.tell()
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# update checksum of partially downloaded file
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if checksum:
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f.seek(0, os.SEEK_SET)
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for chunk in iter(lambda: f.read(CHUNK_SIZE), b""):
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checksum.update(chunk)
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def write(chunk):
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if checksum:
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checksum.update(chunk)
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f.write(chunk)
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request = Request(url)
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# request headers
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if headers:
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for key, value in headers.items():
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request.add_header(key, value)
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try:
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response = read_request(request,
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offset=size,
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console=console,
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progress_func=progress,
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write_func=write)
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except InvalidOffsetException:
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response = None
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if checksum:
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if response:
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origin_checksum = response.headers.get(checksum_header)
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else:
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# check whether file is already complete
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meta = get_url_meta(url, checksum_header)
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origin_checksum = meta.get('checksum')
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if origin_checksum is None:
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raise MissingChecksumHeader
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if checksum.hexdigest() != origin_checksum:
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raise InvalidChecksumException
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if console:
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console.write("checksum/sha256 OK\n")
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return path
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