def check_against_chunks(self, chunks):
"""Check good hashes against ones built from iterable of chunks of
data.
Raise HashMismatch if none match.
"""
gots = {}
for hash_name in iterkeys(self._allowed):
try:
gots[hash_name] = hashlib.new(hash_name)
except (ValueError, TypeError):
raise InstallationError('Unknown hash name: %s' % hash_name)
for chunk in chunks:
for hash in itervalues(gots):
hash.update(chunk)
for hash_name, got in iteritems(gots):
if got.hexdigest() in self._allowed[hash_name]:
return
self._raise(gots)
python类InstallationError()的实例源码
def check_against_chunks(self, chunks):
"""Check good hashes against ones built from iterable of chunks of
data.
Raise HashMismatch if none match.
"""
gots = {}
for hash_name in iterkeys(self._allowed):
try:
gots[hash_name] = hashlib.new(hash_name)
except (ValueError, TypeError):
raise InstallationError('Unknown hash name: %s' % hash_name)
for chunk in chunks:
for hash in itervalues(gots):
hash.update(chunk)
for hash_name, got in iteritems(gots):
if got.hexdigest() in self._allowed[hash_name]:
return
self._raise(gots)
def check_against_chunks(self, chunks):
"""Check good hashes against ones built from iterable of chunks of
data.
Raise HashMismatch if none match.
"""
gots = {}
for hash_name in iterkeys(self._allowed):
try:
gots[hash_name] = hashlib.new(hash_name)
except (ValueError, TypeError):
raise InstallationError('Unknown hash name: %s' % hash_name)
for chunk in chunks:
for hash in itervalues(gots):
hash.update(chunk)
for hash_name, got in iteritems(gots):
if got.hexdigest() in self._allowed[hash_name]:
return
self._raise(gots)
def check_against_chunks(self, chunks):
"""Check good hashes against ones built from iterable of chunks of
data.
Raise HashMismatch if none match.
"""
gots = {}
for hash_name in iterkeys(self._allowed):
try:
gots[hash_name] = hashlib.new(hash_name)
except (ValueError, TypeError):
raise InstallationError('Unknown hash name: %s' % hash_name)
for chunk in chunks:
for hash in itervalues(gots):
hash.update(chunk)
for hash_name, got in iteritems(gots):
if got.hexdigest() in self._allowed[hash_name]:
return
self._raise(gots)
def check_against_chunks(self, chunks):
"""Check good hashes against ones built from iterable of chunks of
data.
Raise HashMismatch if none match.
"""
gots = {}
for hash_name in iterkeys(self._allowed):
try:
gots[hash_name] = hashlib.new(hash_name)
except (ValueError, TypeError):
raise InstallationError('Unknown hash name: %s' % hash_name)
for chunk in chunks:
for hash in itervalues(gots):
hash.update(chunk)
for hash_name, got in iteritems(gots):
if got.hexdigest() in self._allowed[hash_name]:
return
self._raise(gots)
def check_against_chunks(self, chunks):
"""Check good hashes against ones built from iterable of chunks of
data.
Raise HashMismatch if none match.
"""
gots = {}
for hash_name in iterkeys(self._allowed):
try:
gots[hash_name] = hashlib.new(hash_name)
except (ValueError, TypeError):
raise InstallationError('Unknown hash name: %s' % hash_name)
for chunk in chunks:
for hash in itervalues(gots):
hash.update(chunk)
for hash_name, got in iteritems(gots):
if got.hexdigest() in self._allowed[hash_name]:
return
self._raise(gots)
def check_against_chunks(self, chunks):
"""Check good hashes against ones built from iterable of chunks of
data.
Raise HashMismatch if none match.
"""
gots = {}
for hash_name in iterkeys(self._allowed):
try:
gots[hash_name] = hashlib.new(hash_name)
except (ValueError, TypeError):
raise InstallationError('Unknown hash name: %s' % hash_name)
for chunk in chunks:
for hash in itervalues(gots):
hash.update(chunk)
for hash_name, got in iteritems(gots):
if got.hexdigest() in self._allowed[hash_name]:
return
self._raise(gots)
def check_against_chunks(self, chunks):
"""Check good hashes against ones built from iterable of chunks of
data.
Raise HashMismatch if none match.
"""
gots = {}
for hash_name in iterkeys(self._allowed):
try:
gots[hash_name] = hashlib.new(hash_name)
except (ValueError, TypeError):
raise InstallationError('Unknown hash name: %s' % hash_name)
for chunk in chunks:
for hash in itervalues(gots):
hash.update(chunk)
for hash_name, got in iteritems(gots):
if got.hexdigest() in self._allowed[hash_name]:
return
self._raise(gots)
def find_package(self, package):
for path in self.paths():
full = os.path.join(path, package)
if os.path.exists(full):
return package, full
if not os.path.isdir(path) and zipfile.is_zipfile(path):
zip = zipfile.ZipFile(path, 'r')
try:
zip.read(os.path.join(package, '__init__.py'))
except KeyError:
pass
else:
zip.close()
return package, full
zip.close()
## FIXME: need special error for package.py case:
raise InstallationError(
'No package with the name %s found' % package)
def run(self, options, args):
session = self._build_session(options)
requirement_set = RequirementSet(
build_dir=None,
src_dir=None,
download_dir=None,
session=session,
)
for name in args:
requirement_set.add_requirement(
InstallRequirement.from_line(name))
for filename in options.requirements:
for req in parse_requirements(filename,
options=options, session=session):
requirement_set.add_requirement(req)
if not requirement_set.has_requirements:
raise InstallationError('You must give at least one requirement '
'to %(name)s (see "pip help %(name)s")' % dict(name=self.name))
requirement_set.uninstall(auto_confirm=options.yes)
def unpack_file(filename, location, content_type, link):
filename = os.path.realpath(filename)
if (content_type == 'application/zip'
or filename.endswith('.zip')
or filename.endswith('.pybundle')
or filename.endswith('.whl')
or zipfile.is_zipfile(filename)):
unzip_file(filename, location, flatten=not filename.endswith(('.pybundle', '.whl')))
elif (content_type == 'application/x-gzip'
or tarfile.is_tarfile(filename)
or splitext(filename)[1].lower() in ('.tar', '.tar.gz', '.tar.bz2', '.tgz', '.tbz')):
untar_file(filename, location)
elif (content_type and content_type.startswith('text/html')
and is_svn_page(file_contents(filename))):
# We don't really care about this
from pip.vcs.subversion import Subversion
Subversion('svn+' + link.url).unpack(location)
else:
## FIXME: handle?
## FIXME: magic signatures?
logger.fatal('Cannot unpack file %s (downloaded from %s, content-type: %s); cannot detect archive format'
% (filename, location, content_type))
raise InstallationError('Cannot determine archive format of %s' % location)
def check_against_chunks(self, chunks):
"""Check good hashes against ones built from iterable of chunks of
data.
Raise HashMismatch if none match.
"""
gots = {}
for hash_name in iterkeys(self._allowed):
try:
gots[hash_name] = hashlib.new(hash_name)
except (ValueError, TypeError):
raise InstallationError('Unknown hash name: %s' % hash_name)
for chunk in chunks:
for hash in itervalues(gots):
hash.update(chunk)
for hash_name, got in iteritems(gots):
if got.hexdigest() in self._allowed[hash_name]:
return
self._raise(gots)
def check_against_chunks(self, chunks):
"""Check good hashes against ones built from iterable of chunks of
data.
Raise HashMismatch if none match.
"""
gots = {}
for hash_name in iterkeys(self._allowed):
try:
gots[hash_name] = hashlib.new(hash_name)
except (ValueError, TypeError):
raise InstallationError('Unknown hash name: %s' % hash_name)
for chunk in chunks:
for hash in itervalues(gots):
hash.update(chunk)
for hash_name, got in iteritems(gots):
if got.hexdigest() in self._allowed[hash_name]:
return
self._raise(gots)
def check_against_chunks(self, chunks):
"""Check good hashes against ones built from iterable of chunks of
data.
Raise HashMismatch if none match.
"""
gots = {}
for hash_name in iterkeys(self._allowed):
try:
gots[hash_name] = hashlib.new(hash_name)
except (ValueError, TypeError):
raise InstallationError('Unknown hash name: %s' % hash_name)
for chunk in chunks:
for hash in itervalues(gots):
hash.update(chunk)
for hash_name, got in iteritems(gots):
if got.hexdigest() in self._allowed[hash_name]:
return
self._raise(gots)
def get_file_content(url, comes_from=None, session=None):
"""Gets the content of a file; it may be a filename, file: URL, or
http: URL. Returns (location, content). Content is unicode."""
if session is None:
raise TypeError(
"get_file_content() missing 1 required keyword argument: 'session'"
)
match = _scheme_re.search(url)
if match:
scheme = match.group(1).lower()
if (scheme == 'file' and comes_from and
comes_from.startswith('http')):
raise InstallationError(
'Requirements file %s references URL %s, which is local'
% (comes_from, url))
if scheme == 'file':
path = url.split(':', 1)[1]
path = path.replace('\\', '/')
match = _url_slash_drive_re.match(path)
if match:
path = match.group(1) + ':' + path.split('|', 1)[1]
path = urllib_parse.unquote(path)
if path.startswith('/'):
path = '/' + path.lstrip('/')
url = path
else:
# FIXME: catch some errors
resp = session.get(url)
resp.raise_for_status()
return resp.url, resp.text
try:
with open(url, 'rb') as f:
content = auto_decode(f.read())
except IOError as exc:
raise InstallationError(
'Could not open requirements file: %s' % str(exc)
)
return url, content
def unpack_file(filename, location, content_type, link):
filename = os.path.realpath(filename)
if (content_type == 'application/zip' or
filename.lower().endswith(ZIP_EXTENSIONS) or
zipfile.is_zipfile(filename)):
unzip_file(
filename,
location,
flatten=not filename.endswith('.whl')
)
elif (content_type == 'application/x-gzip' or
tarfile.is_tarfile(filename) or
filename.lower().endswith(
TAR_EXTENSIONS + BZ2_EXTENSIONS + XZ_EXTENSIONS)):
untar_file(filename, location)
elif (content_type and content_type.startswith('text/html') and
is_svn_page(file_contents(filename))):
# We don't really care about this
from pip.vcs.subversion import Subversion
Subversion('svn+' + link.url).unpack(location)
else:
# FIXME: handle?
# FIXME: magic signatures?
logger.critical(
'Cannot unpack file %s (downloaded from %s, content-type: %s); '
'cannot detect archive format',
filename, location, content_type,
)
raise InstallationError(
'Cannot determine archive format of %s' % location
)
def run(self, options, args):
with self._build_session(options) as session:
format_control = pip.index.FormatControl(set(), set())
wheel_cache = WheelCache(options.cache_dir, format_control)
requirement_set = RequirementSet(
build_dir=None,
src_dir=None,
download_dir=None,
isolated=options.isolated_mode,
session=session,
wheel_cache=wheel_cache,
)
for name in args:
requirement_set.add_requirement(
InstallRequirement.from_line(
name, isolated=options.isolated_mode,
wheel_cache=wheel_cache
)
)
for filename in options.requirements:
for req in parse_requirements(
filename,
options=options,
session=session,
wheel_cache=wheel_cache):
requirement_set.add_requirement(req)
if not requirement_set.has_requirements:
raise InstallationError(
'You must give at least one requirement to %(name)s (see '
'"pip help %(name)s")' % dict(name=self.name)
)
requirement_set.uninstall(auto_confirm=options.yes)
def get_file_content(url, comes_from=None, session=None):
"""Gets the content of a file; it may be a filename, file: URL, or
http: URL. Returns (location, content). Content is unicode."""
if session is None:
raise TypeError(
"get_file_content() missing 1 required keyword argument: 'session'"
)
match = _scheme_re.search(url)
if match:
scheme = match.group(1).lower()
if (scheme == 'file' and comes_from and
comes_from.startswith('http')):
raise InstallationError(
'Requirements file %s references URL %s, which is local'
% (comes_from, url))
if scheme == 'file':
path = url.split(':', 1)[1]
path = path.replace('\\', '/')
match = _url_slash_drive_re.match(path)
if match:
path = match.group(1) + ':' + path.split('|', 1)[1]
path = urllib_parse.unquote(path)
if path.startswith('/'):
path = '/' + path.lstrip('/')
url = path
else:
# FIXME: catch some errors
resp = session.get(url)
resp.raise_for_status()
return resp.url, resp.text
try:
with open(url, 'rb') as f:
content = auto_decode(f.read())
except IOError as exc:
raise InstallationError(
'Could not open requirements file: %s' % str(exc)
)
return url, content
def unpack_file(filename, location, content_type, link):
filename = os.path.realpath(filename)
if (content_type == 'application/zip' or
filename.lower().endswith(ZIP_EXTENSIONS) or
zipfile.is_zipfile(filename)):
unzip_file(
filename,
location,
flatten=not filename.endswith('.whl')
)
elif (content_type == 'application/x-gzip' or
tarfile.is_tarfile(filename) or
filename.lower().endswith(
TAR_EXTENSIONS + BZ2_EXTENSIONS + XZ_EXTENSIONS)):
untar_file(filename, location)
elif (content_type and content_type.startswith('text/html') and
is_svn_page(file_contents(filename))):
# We don't really care about this
from pip.vcs.subversion import Subversion
Subversion('svn+' + link.url).unpack(location)
else:
# FIXME: handle?
# FIXME: magic signatures?
logger.critical(
'Cannot unpack file %s (downloaded from %s, content-type: %s); '
'cannot detect archive format',
filename, location, content_type,
)
raise InstallationError(
'Cannot determine archive format of %s' % location
)
def run(self, options, args):
with self._build_session(options) as session:
format_control = pip.index.FormatControl(set(), set())
wheel_cache = WheelCache(options.cache_dir, format_control)
requirement_set = RequirementSet(
build_dir=None,
src_dir=None,
download_dir=None,
isolated=options.isolated_mode,
session=session,
wheel_cache=wheel_cache,
)
for name in args:
requirement_set.add_requirement(
InstallRequirement.from_line(
name, isolated=options.isolated_mode,
wheel_cache=wheel_cache
)
)
for filename in options.requirements:
for req in parse_requirements(
filename,
options=options,
session=session,
wheel_cache=wheel_cache):
requirement_set.add_requirement(req)
if not requirement_set.has_requirements:
raise InstallationError(
'You must give at least one requirement to %(name)s (see '
'"pip help %(name)s")' % dict(name=self.name)
)
requirement_set.uninstall(auto_confirm=options.yes)
