def find_packages(self,
name,
constraint=None,
extras=None,
allow_prereleases=False):
packages = []
if constraint is None:
constraint = "*"
if not isinstance(constraint, VersionConstraint):
constraint = parse_constraint(constraint)
if isinstance(constraint, VersionRange):
if (constraint.max is not None and constraint.max.is_prerelease()
or constraint.min is not None
and constraint.min.is_prerelease()):
allow_prereleases = True
key = name
if not constraint.is_any():
key = "{}:{}".format(key, str(constraint))
if self._cache.store("matches").has(key):
versions = self._cache.store("matches").get(key)
else:
page = self._get("/{}/".format(
canonicalize_name(name).replace(".", "-")))
if page is None:
return []
versions = []
for version in page.versions:
if version.is_prerelease() and not allow_prereleases:
continue
if constraint.allows(version):
versions.append(version)
self._cache.store("matches").put(key, versions, 5)
for version in versions:
package = Package(name, version)
package.source_type = "legacy"
package.source_reference = self.name
package.source_url = self._url
if extras is not None:
package.requires_extras = extras
packages.append(package)
self._log(
"{} packages found for {} {}".format(len(packages), name,
str(constraint)),
level="debug",
)
return packages
def find_packages(
self,
name, # type: str
constraint=None, # type: Union[VersionConstraint, str, None]
extras=None, # type: Union[list, None]
allow_prereleases=False, # type: bool
): # type: (...) -> List[Package]
"""
Find packages on the remote server.
"""
if constraint is None:
constraint = "*"
if not isinstance(constraint, VersionConstraint):
constraint = parse_constraint(constraint)
if isinstance(constraint, VersionRange):
if (constraint.max is not None and constraint.max.is_prerelease()
or constraint.min is not None
and constraint.min.is_prerelease()):
allow_prereleases = True
try:
info = self.get_package_info(name)
except PackageNotFound:
self._log(
"No packages found for {} {}".format(name, str(constraint)),
level="debug",
)
return []
packages = []
for version, release in info["releases"].items():
if not release:
# Bad release
self._log(
"No release information found for {}-{}, skipping".format(
name, version),
level="debug",
)
continue
try:
package = Package(info["info"]["name"], version)
except ParseVersionError:
self._log(
'Unable to parse version "{}" for the {} package, skipping'
.format(version, name),
level="debug",
)
continue
if package.is_prerelease() and not allow_prereleases:
continue
if not constraint or (constraint
and constraint.allows(package.version)):
if extras is not None:
package.requires_extras = extras
packages.append(package)
self._log(
"{} packages found for {} {}".format(len(packages), name,
str(constraint)),
level="debug",
)
return packages
