# -*- coding: utf-8 -*-
from __future__ import absolute_import, print_function, unicode_literals
from packaging.version import parse
def get_metadata(session, name):
"""
Gets meta data from pypi for the given package.
:param session: requests Session instance
:param name: str, package
:return: dict, meta data
"""
resp = session.get("https://registry.npmjs.org/{}".format(name))
if resp.status_code == 200:
return resp.json()
return {}
def get_releases(data, **kwargs):
"""
Gets all releases from pypi meta data.
:param data: dict, meta data
:return: list, str releases
"""
if "versions" in data:
return sorted(data["versions"].keys(), key=lambda v: parse(v), reverse=True)
return []
def get_urls(session, name, data, find_changelogs_fn, **kwargs):
"""
Gets URLs to changelogs.
:param session: requests Session instance
:param name: str, package name
:param data: dict, meta data
:param find_changelogs_fn: function, find_changelogs
:return: tuple, (set(changelog URLs), set(repo URLs))
"""
# if this package has valid meta data, build up a list of URL candidates we can possibly
# search for changelogs on
if "versions" in data:
candidates = set()
for version, item in data["versions"].items():
if "homepage" in item and item["homepage"] is not None:
if isinstance(item["homepage"], list):
candidates.add(*item["homepage"])
else:
candidates.add(item["homepage"])
if "repository" in item and item["repository"] is not None:
if "url" in item["repository"]:
repo = item["repository"]["url"]
elif "path" in item["repository"]:
repo = item["repository"]["path"]
else:
continue
repo = repo.replace("git://", "https://").replace(".git", "")
candidates.add(repo)
return find_changelogs_fn(session=session, name=name, candidates=candidates)
return set(), set()
