def _links_to_data(self, links: list[Link],
data: PackageInfo) -> dict[str, Any]:
if not links:
raise PackageNotFound(
f'No valid distribution links found for package: "{data.name}" version:'
f' "{data.version}"')
urls = defaultdict(list)
files: list[dict[str, Any]] = []
for link in links:
if link.is_wheel:
urls["bdist_wheel"].append(link.url)
elif link.filename.endswith(
(".tar.gz", ".zip", ".bz2", ".xz", ".Z", ".tar")):
urls["sdist"].append(link.url)
file_hash = f"{link.hash_name}:{link.hash}" if link.hash else None
if not link.hash or (link.hash_name is not None and link.hash_name
not in ("sha256", "sha384", "sha512")
and hasattr(hashlib, link.hash_name)):
with temporary_directory() as temp_dir:
filepath = Path(temp_dir) / link.filename
self._download(link.url, str(filepath))
known_hash = (getattr(hashlib, link.hash_name)()
if link.hash_name else None)
required_hash = hashlib.sha256()
chunksize = 4096
with filepath.open("rb") as f:
while True:
chunk = f.read(chunksize)
if not chunk:
break
if known_hash:
known_hash.update(chunk)
required_hash.update(chunk)
if not known_hash or known_hash.hexdigest() == link.hash:
file_hash = f"{required_hash.name}:{required_hash.hexdigest()}"
files.append({"file": link.filename, "hash": file_hash})
data.files = files
info = self._get_info_from_urls(urls)
data.summary = info.summary
data.requires_dist = info.requires_dist
data.requires_python = info.requires_python
return data.asdict()
def _get_release_info(self, name: str, version: str) -> dict:
from poetry.inspection.info import PackageInfo
self._log(f"Getting info for {name} ({version}) from PyPI", "debug")
json_data = self._get(f"pypi/{name}/{version}/json")
if json_data is None:
raise PackageNotFound(f"Package [{name}] not found.")
info = json_data["info"]
data = PackageInfo(
name=info["name"],
version=info["version"],
summary=info["summary"],
platform=info["platform"],
requires_dist=info["requires_dist"],
requires_python=info["requires_python"],
files=info.get("files", []),
cache_version=str(self.CACHE_VERSION),
)
try:
version_info = json_data["releases"][version]
except KeyError:
version_info = []
for file_info in version_info:
data.files.append({
"file":
file_info["filename"],
"hash":
"sha256:" + file_info["digests"]["sha256"],
})
if self._fallback and data.requires_dist is None:
self._log("No dependencies found, downloading archives",
level="debug")
# No dependencies set (along with other information)
# This might be due to actually no dependencies
# or badly set metadata when uploading
# So, we need to make sure there is actually no
# dependencies by introspecting packages
urls = defaultdict(list)
for url in json_data["urls"]:
# Only get sdist and wheels if they exist
dist_type = url["packagetype"]
if dist_type not in ["sdist", "bdist_wheel"]:
continue
urls[dist_type].append(url["url"])
if not urls:
return data.asdict()
info = self._get_info_from_urls(urls)
data.requires_dist = info.requires_dist
if not data.requires_python:
data.requires_python = info.requires_python
return data.asdict()
def _get_release_info(self, name: str, version: str) -> dict:
page = self._get_page(f"/{canonicalize_name(name).replace('.', '-')}/")
if page is None:
raise PackageNotFound(f'No package named "{name}"')
data = PackageInfo(
name=name,
version=version,
summary="",
platform=None,
requires_dist=[],
requires_python=None,
files=[],
cache_version=str(self.CACHE_VERSION),
)
links = list(page.links_for_version(Version.parse(version)))
if not links:
raise PackageNotFound(
f'No valid distribution links found for package: "{name}" version: "{version}"'
)
urls = defaultdict(list)
files = []
for link in links:
if link.is_wheel:
urls["bdist_wheel"].append(link.url)
elif link.filename.endswith(
(".tar.gz", ".zip", ".bz2", ".xz", ".Z", ".tar")
):
urls["sdist"].append(link.url)
file_hash = f"{link.hash_name}:{link.hash}" if link.hash else None
if not link.hash or (
link.hash_name not in ("sha256", "sha384", "sha512")
and hasattr(hashlib, link.hash_name)
):
with temporary_directory() as temp_dir:
filepath = Path(temp_dir) / link.filename
self._download(link.url, str(filepath))
known_hash = (
getattr(hashlib, link.hash_name)() if link.hash_name else None
)
required_hash = hashlib.sha256()
chunksize = 4096
with filepath.open("rb") as f:
while True:
chunk = f.read(chunksize)
if not chunk:
break
if known_hash:
known_hash.update(chunk)
required_hash.update(chunk)
if not known_hash or known_hash.hexdigest() == link.hash:
file_hash = f"{required_hash.name}:{required_hash.hexdigest()}"
files.append({"file": link.filename, "hash": file_hash})
data.files = files
info = self._get_info_from_urls(urls)
data.summary = info.summary
data.requires_dist = info.requires_dist
data.requires_python = info.requires_python
return data.asdict()
