def _download_url(resp, link, temp_location):
fp = open(temp_location, 'wb')
download_hash = None
if link.hash and link.hash_name:
try:
download_hash = hashlib.new(link.hash_name)
except ValueError:
logger.warn("Unsupported hash name %s for package %s" % (link.hash_name, link))
try:
total_length = int(resp.headers['content-length'])
except (ValueError, KeyError, TypeError):
total_length = 0
downloaded = 0
show_progress = total_length > 40 * 1000 or not total_length
show_url = link.show_url
try:
if show_progress:
## FIXME: the URL can get really long in this message:
if total_length:
logger.start_progress('Downloading %s (%s): ' % (show_url, format_size(total_length)))
else:
logger.start_progress('Downloading %s (unknown size): ' % show_url)
else:
logger.notify('Downloading %s' % show_url)
logger.info('Downloading from URL %s' % link)
def resp_read(chunk_size):
try:
# Special case for urllib3.
try:
for chunk in resp.raw.stream(
chunk_size, decode_content=False):
yield chunk
except IncompleteRead as e:
raise ChunkedEncodingError(e)
except AttributeError:
# Standard file-like object.
while True:
chunk = resp.raw.read(chunk_size)
if not chunk:
break
yield chunk
for chunk in resp_read(4096):
downloaded += len(chunk)
if show_progress:
if not total_length:
logger.show_progress('%s' % format_size(downloaded))
else:
logger.show_progress('%3i%% %s' % (100 * downloaded / total_length, format_size(downloaded)))
if download_hash is not None:
download_hash.update(chunk)
fp.write(chunk)
fp.close()
finally:
if show_progress:
logger.end_progress('%s downloaded' % format_size(downloaded))
return download_hash
python类IncompleteRead()的实例源码
def _download_url(resp, link, temp_location):
fp = open(temp_location, 'wb')
download_hash = None
if link.hash and link.hash_name:
try:
download_hash = hashlib.new(link.hash_name)
except ValueError:
logger.warn("Unsupported hash name %s for package %s" % (link.hash_name, link))
try:
total_length = int(resp.headers['content-length'])
except (ValueError, KeyError, TypeError):
total_length = 0
downloaded = 0
show_progress = total_length > 40 * 1000 or not total_length
show_url = link.show_url
try:
if show_progress:
## FIXME: the URL can get really long in this message:
if total_length:
logger.start_progress('Downloading %s (%s): ' % (show_url, format_size(total_length)))
else:
logger.start_progress('Downloading %s (unknown size): ' % show_url)
else:
logger.notify('Downloading %s' % show_url)
logger.info('Downloading from URL %s' % link)
def resp_read(chunk_size):
try:
# Special case for urllib3.
try:
for chunk in resp.raw.stream(
chunk_size, decode_content=False):
yield chunk
except IncompleteRead as e:
raise ChunkedEncodingError(e)
except AttributeError:
# Standard file-like object.
while True:
chunk = resp.raw.read(chunk_size)
if not chunk:
break
yield chunk
for chunk in resp_read(4096):
downloaded += len(chunk)
if show_progress:
if not total_length:
logger.show_progress('%s' % format_size(downloaded))
else:
logger.show_progress('%3i%% %s' % (100 * downloaded / total_length, format_size(downloaded)))
if download_hash is not None:
download_hash.update(chunk)
fp.write(chunk)
fp.close()
finally:
if show_progress:
logger.end_progress('%s downloaded' % format_size(downloaded))
return download_hash
def _download_url(resp, link, temp_location):
fp = open(temp_location, 'wb')
download_hash = None
if link.hash and link.hash_name:
try:
download_hash = hashlib.new(link.hash_name)
except ValueError:
logger.warn("Unsupported hash name %s for package %s" % (link.hash_name, link))
try:
total_length = int(resp.headers['content-length'])
except (ValueError, KeyError, TypeError):
total_length = 0
downloaded = 0
show_progress = total_length > 40 * 1000 or not total_length
show_url = link.show_url
try:
if show_progress:
## FIXME: the URL can get really long in this message:
if total_length:
logger.start_progress('Downloading %s (%s): ' % (show_url, format_size(total_length)))
else:
logger.start_progress('Downloading %s (unknown size): ' % show_url)
else:
logger.notify('Downloading %s' % show_url)
logger.info('Downloading from URL %s' % link)
def resp_read(chunk_size):
try:
# Special case for urllib3.
try:
for chunk in resp.raw.stream(
chunk_size, decode_content=False):
yield chunk
except IncompleteRead as e:
raise ChunkedEncodingError(e)
except AttributeError:
# Standard file-like object.
while True:
chunk = resp.raw.read(chunk_size)
if not chunk:
break
yield chunk
for chunk in resp_read(4096):
downloaded += len(chunk)
if show_progress:
if not total_length:
logger.show_progress('%s' % format_size(downloaded))
else:
logger.show_progress('%3i%% %s' % (100 * downloaded / total_length, format_size(downloaded)))
if download_hash is not None:
download_hash.update(chunk)
fp.write(chunk)
fp.close()
finally:
if show_progress:
logger.end_progress('%s downloaded' % format_size(downloaded))
return download_hash
def _download_url(resp, link, temp_location):
fp = open(temp_location, 'wb')
download_hash = None
if link.hash and link.hash_name:
try:
download_hash = hashlib.new(link.hash_name)
except ValueError:
logger.warn("Unsupported hash name %s for package %s" % (link.hash_name, link))
try:
total_length = int(resp.headers['content-length'])
except (ValueError, KeyError, TypeError):
total_length = 0
downloaded = 0
show_progress = total_length > 40 * 1000 or not total_length
show_url = link.show_url
try:
if show_progress:
## FIXME: the URL can get really long in this message:
if total_length:
logger.start_progress('Downloading %s (%s): ' % (show_url, format_size(total_length)))
else:
logger.start_progress('Downloading %s (unknown size): ' % show_url)
else:
logger.notify('Downloading %s' % show_url)
logger.info('Downloading from URL %s' % link)
def resp_read(chunk_size):
try:
# Special case for urllib3.
try:
for chunk in resp.raw.stream(
chunk_size, decode_content=False):
yield chunk
except IncompleteRead as e:
raise ChunkedEncodingError(e)
except AttributeError:
# Standard file-like object.
while True:
chunk = resp.raw.read(chunk_size)
if not chunk:
break
yield chunk
for chunk in resp_read(4096):
downloaded += len(chunk)
if show_progress:
if not total_length:
logger.show_progress('%s' % format_size(downloaded))
else:
logger.show_progress('%3i%% %s' % (100 * downloaded / total_length, format_size(downloaded)))
if download_hash is not None:
download_hash.update(chunk)
fp.write(chunk)
fp.close()
finally:
if show_progress:
logger.end_progress('%s downloaded' % format_size(downloaded))
return download_hash
def _download_url(resp, link, temp_location):
fp = open(temp_location, 'wb')
download_hash = None
if link.hash and link.hash_name:
try:
download_hash = hashlib.new(link.hash_name)
except ValueError:
logger.warn("Unsupported hash name %s for package %s" % (link.hash_name, link))
try:
total_length = int(resp.headers['content-length'])
except (ValueError, KeyError, TypeError):
total_length = 0
downloaded = 0
show_progress = total_length > 40 * 1000 or not total_length
show_url = link.show_url
try:
if show_progress:
## FIXME: the URL can get really long in this message:
if total_length:
logger.start_progress('Downloading %s (%s): ' % (show_url, format_size(total_length)))
else:
logger.start_progress('Downloading %s (unknown size): ' % show_url)
else:
logger.notify('Downloading %s' % show_url)
logger.info('Downloading from URL %s' % link)
def resp_read(chunk_size):
try:
# Special case for urllib3.
try:
for chunk in resp.raw.stream(
chunk_size, decode_content=False):
yield chunk
except IncompleteRead as e:
raise ChunkedEncodingError(e)
except AttributeError:
# Standard file-like object.
while True:
chunk = resp.raw.read(chunk_size)
if not chunk:
break
yield chunk
for chunk in resp_read(4096):
downloaded += len(chunk)
if show_progress:
if not total_length:
logger.show_progress('%s' % format_size(downloaded))
else:
logger.show_progress('%3i%% %s' % (100 * downloaded / total_length, format_size(downloaded)))
if download_hash is not None:
download_hash.update(chunk)
fp.write(chunk)
fp.close()
finally:
if show_progress:
logger.end_progress('%s downloaded' % format_size(downloaded))
return download_hash
def _download_url(resp, link, temp_location):
fp = open(temp_location, 'wb')
download_hash = None
if link.hash and link.hash_name:
try:
download_hash = hashlib.new(link.hash_name)
except ValueError:
logger.warn("Unsupported hash name %s for package %s" % (link.hash_name, link))
try:
total_length = int(resp.headers['content-length'])
except (ValueError, KeyError, TypeError):
total_length = 0
downloaded = 0
show_progress = total_length > 40 * 1000 or not total_length
show_url = link.show_url
try:
if show_progress:
## FIXME: the URL can get really long in this message:
if total_length:
logger.start_progress('Downloading %s (%s): ' % (show_url, format_size(total_length)))
else:
logger.start_progress('Downloading %s (unknown size): ' % show_url)
else:
logger.notify('Downloading %s' % show_url)
logger.info('Downloading from URL %s' % link)
def resp_read(chunk_size):
try:
# Special case for urllib3.
try:
for chunk in resp.raw.stream(
chunk_size, decode_content=False):
yield chunk
except IncompleteRead as e:
raise ChunkedEncodingError(e)
except AttributeError:
# Standard file-like object.
while True:
chunk = resp.raw.read(chunk_size)
if not chunk:
break
yield chunk
for chunk in resp_read(4096):
downloaded += len(chunk)
if show_progress:
if not total_length:
logger.show_progress('%s' % format_size(downloaded))
else:
logger.show_progress('%3i%% %s' % (100 * downloaded / total_length, format_size(downloaded)))
if download_hash is not None:
download_hash.update(chunk)
fp.write(chunk)
fp.close()
finally:
if show_progress:
logger.end_progress('%s downloaded' % format_size(downloaded))
return download_hash
