Mercurial > repos > shellac > sam_consensus_v3
diff env/lib/python3.9/site-packages/pip/_internal/models/search_scope.py @ 0:4f3585e2f14b draft default tip
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/env/lib/python3.9/site-packages/pip/_internal/models/search_scope.py Mon Mar 22 18:12:50 2021 +0000 @@ -0,0 +1,135 @@ +import itertools +import logging +import os +import posixpath +import urllib.parse + +from pip._vendor.packaging.utils import canonicalize_name + +from pip._internal.models.index import PyPI +from pip._internal.utils.compat import has_tls +from pip._internal.utils.misc import normalize_path, redact_auth_from_url +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import List + + +logger = logging.getLogger(__name__) + + +class SearchScope: + + """ + Encapsulates the locations that pip is configured to search. + """ + + __slots__ = ["find_links", "index_urls"] + + @classmethod + def create( + cls, + find_links, # type: List[str] + index_urls, # type: List[str] + ): + # type: (...) -> SearchScope + """ + Create a SearchScope object after normalizing the `find_links`. + """ + # Build find_links. If an argument starts with ~, it may be + # a local file relative to a home directory. So try normalizing + # it and if it exists, use the normalized version. + # This is deliberately conservative - it might be fine just to + # blindly normalize anything starting with a ~... + built_find_links = [] # type: List[str] + for link in find_links: + if link.startswith('~'): + new_link = normalize_path(link) + if os.path.exists(new_link): + link = new_link + built_find_links.append(link) + + # If we don't have TLS enabled, then WARN if anyplace we're looking + # relies on TLS. + if not has_tls(): + for link in itertools.chain(index_urls, built_find_links): + parsed = urllib.parse.urlparse(link) + if parsed.scheme == 'https': + logger.warning( + 'pip is configured with locations that require ' + 'TLS/SSL, however the ssl module in Python is not ' + 'available.' + ) + break + + return cls( + find_links=built_find_links, + index_urls=index_urls, + ) + + def __init__( + self, + find_links, # type: List[str] + index_urls, # type: List[str] + ): + # type: (...) -> None + self.find_links = find_links + self.index_urls = index_urls + + def get_formatted_locations(self): + # type: () -> str + lines = [] + redacted_index_urls = [] + if self.index_urls and self.index_urls != [PyPI.simple_url]: + for url in self.index_urls: + + redacted_index_url = redact_auth_from_url(url) + + # Parse the URL + purl = urllib.parse.urlsplit(redacted_index_url) + + # URL is generally invalid if scheme and netloc is missing + # there are issues with Python and URL parsing, so this test + # is a bit crude. See bpo-20271, bpo-23505. Python doesn't + # always parse invalid URLs correctly - it should raise + # exceptions for malformed URLs + if not purl.scheme and not purl.netloc: + logger.warning( + 'The index url "%s" seems invalid, ' + 'please provide a scheme.', redacted_index_url) + + redacted_index_urls.append(redacted_index_url) + + lines.append('Looking in indexes: {}'.format( + ', '.join(redacted_index_urls))) + + if self.find_links: + lines.append( + 'Looking in links: {}'.format(', '.join( + redact_auth_from_url(url) for url in self.find_links)) + ) + return '\n'.join(lines) + + def get_index_urls_locations(self, project_name): + # type: (str) -> List[str] + """Returns the locations found via self.index_urls + + Checks the url_name on the main (first in the list) index and + use this url_name to produce all locations + """ + + def mkurl_pypi_url(url): + # type: (str) -> str + loc = posixpath.join( + url, + urllib.parse.quote(canonicalize_name(project_name))) + # For maximum compatibility with easy_install, ensure the path + # ends in a trailing slash. Although this isn't in the spec + # (and PyPI can handle it without the slash) some other index + # implementations might break if they relied on easy_install's + # behavior. + if not loc.endswith('/'): + loc = loc + '/' + return loc + + return [mkurl_pypi_url(url) for url in self.index_urls]