def read(self):
fqn = os.path.abspath(os.path.normpath(self.filename))
if not os.path.exists(fqn):
raise exceptions.InvalidDistribution("No such file: %s" % fqn)
if fqn.endswith(".exe"):
archive = zipfile.ZipFile(fqn)
names = archive.namelist()
def read_file(name):
return archive.read(name)
else:
raise exceptions.InvalidDistribution(
"Not a known archive format: %s" % fqn)
try:
tuples = [
x.split("/") for x in names
if x.endswith(".egg-info") or x.endswith("PKG-INFO")
]
schwarz = sorted([(len(x), x) for x in tuples])
for path in [x[1] for x in schwarz]:
candidate = "/".join(path)
data = read_file(candidate)
if b"Metadata-Version" in data:
return data
finally:
archive.close()
raise exceptions.InvalidDistribution(
"No PKG-INFO/.egg-info in archive: %s" % fqn)
def from_filename(cls, filename: str,
comment: Optional[str]) -> "PackageFile":
# Extract the metadata from the package
for ext, dtype in DIST_EXTENSIONS.items():
if filename.endswith(ext):
meta = DIST_TYPES[dtype](filename)
break
else:
raise exceptions.InvalidDistribution(
"Unknown distribution format: '%s'" %
os.path.basename(filename))
# If pkginfo encounters a metadata version it doesn't support, it may
# give us back empty metadata. At the very least, we should have a name
# and version
if not (meta.name and meta.version):
raise exceptions.InvalidDistribution(
"Invalid distribution metadata. Try upgrading twine if possible."
)
py_version: Optional[str]
if dtype == "bdist_egg":
pkgd = pkg_resources.Distribution.from_filename(filename)
py_version = pkgd.py_version
elif dtype == "bdist_wheel":
py_version = meta.py_version
elif dtype == "bdist_wininst":
py_version = meta.py_version
else:
py_version = None
return cls(filename, comment, meta, py_version, dtype)
def read(self) -> bytes:
fqn = os.path.abspath(os.path.normpath(self.filename))
if not os.path.exists(fqn):
raise exceptions.InvalidDistribution("No such file: %s" % fqn)
if fqn.endswith(".whl"):
archive = zipfile.ZipFile(fqn)
names = archive.namelist()
def read_file(name: str) -> bytes:
return archive.read(name)
else:
raise exceptions.InvalidDistribution(
"Not a known archive format for file: %s" % fqn
)
try:
for path in self.find_candidate_metadata_files(names):
candidate = "/".join(path)
data = read_file(candidate)
if b"Metadata-Version" in data:
return data
finally:
archive.close()
raise exceptions.InvalidDistribution("No METADATA in archive: %s" % fqn)
def add_gpg_signature(self, signature_filepath, signature_filename):
if self.gpg_signature is not None:
raise exceptions.InvalidDistribution(
'GPG Signature can only be added once')
with open(signature_filepath, "rb") as gpg:
self.gpg_signature = (signature_filename, gpg.read())
def from_filename(cls, filename: str,
comment: Optional[str]) -> "PackageFile":
# Extract the metadata from the package
for ext, dtype in DIST_EXTENSIONS.items():
if filename.endswith(ext):
try:
meta = DIST_TYPES[dtype](filename)
except EOFError:
raise exceptions.InvalidDistribution(
"Invalid distribution file: '%s'" %
os.path.basename(filename))
else:
break
else:
raise exceptions.InvalidDistribution(
"Unknown distribution format: '%s'" %
os.path.basename(filename))
# If pkginfo encounters a metadata version it doesn't support, it may
# give us back empty metadata. At the very least, we should have a name
# and version
if not (meta.name and meta.version):
supported_metadata = list(pkginfo.distribution.HEADER_ATTRS)
raise exceptions.InvalidDistribution(
"Invalid distribution metadata. "
"This version of twine supports Metadata-Version "
f"{', '.join(supported_metadata[:-1])}, and {supported_metadata[-1]}"
)
py_version: Optional[str]
if dtype == "bdist_egg":
(
dist,
) = importlib_metadata.Distribution.discover( # type: ignore[no-untyped-call] # python/importlib_metadata#288 # noqa: E501
path=[filename])
py_version = dist.metadata["Version"]
elif dtype == "bdist_wheel":
py_version = meta.py_version
elif dtype == "bdist_wininst":
py_version = meta.py_version
else:
py_version = None
return cls(filename, comment, meta, py_version, dtype)
def _find_dists(dists):
uploads = []
for filename in dists:
if os.path.exists(filename):
uploads.append(filename)
continue
# The filename didn't exist so it may be a glob
files = glob.glob(filename)
# If nothing matches, files is []
if not files:
raise exceptions.InvalidDistribution(
"Cannot find file (or expand pattern): '%s'" % filename)
# Otherwise, files will be filenames that exist
uploads.extend(files)
return _group_wheel_files_first(uploads)
def from_filename(cls, filename, comment):
# Extract the metadata from the package
for ext, dtype in DIST_EXTENSIONS.items():
if filename.endswith(ext):
meta = DIST_TYPES[dtype](filename)
break
else:
raise exceptions.InvalidDistribution(
"Unknown distribution format: '%s'" %
os.path.basename(filename))
if dtype == "bdist_egg":
pkgd = pkg_resources.Distribution.from_filename(filename)
py_version = pkgd.py_version
elif dtype == "bdist_wheel":
py_version = meta.py_version
elif dtype == "bdist_wininst":
py_version = meta.py_version
else:
py_version = None
return cls(filename, comment, meta, py_version, dtype)
