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.venv/Lib/site-packages/pip/_vendor/rich/rule.py

from typing import Union

from .align import AlignMethod
from .cells import cell_len, set_cell_size
from .console import Console, ConsoleOptions, RenderResult
from .jupyter import JupyterMixin
from .measure import Measurement
from .style import Style
from .text import Text


class Rule(JupyterMixin):
    """A console renderable to draw a horizontal rule (line).

    Args:
        title (Union[str, Text], optional): Text to render in the rule. Defaults to "".
        characters (str, optional): Character(s) used to draw the line. Defaults to "─".
        style (StyleType, optional): Style of Rule. Defaults to "rule.line".
        end (str, optional): Character at end of Rule. defaults to "\\\\n"
        align (str, optional): How to align the title, one of "left", "center", or "right". Defaults to "center".
    """

    def __init__(
        self,
        title: Union[str, Text] = "",
        *,
        characters: str = "─",
        style: Union[str, Style] = "rule.line",
        end: str = "\n",
        align: AlignMethod = "center",
    ) -> None:
        if cell_len(characters) < 1:
            raise ValueError(
                "'characters' argument must have a cell width of at least 1"
            )
        if align not in ("left", "center", "right"):
            raise ValueError(
                f'invalid value for align, expected "left", "center", "right" (not {align!r})'
            )
        self.title = title
        self.characters = characters
        self.style = style
        self.end = end
        self.align = align

    def __repr__(self) -> str:
        return f"Rule({self.title!r}, {self.characters!r})"

    def __rich_console__(
        self, console: Console, options: ConsoleOptions
    ) -> RenderResult:
        width = options.max_width

        characters = (
            "-"
            if (options.ascii_only and not self.characters.isascii())
            else self.characters
        )

        chars_len = cell_len(characters)
        if not self.title:
            yield self._rule_line(chars_len, width)
            return

        if isinstance(self.title, Text):
            title_text = self.title
        else:
            title_text = console.render_str(self.title, style="rule.text")

        title_text.plain = title_text.plain.replace("\n", " ")
        title_text.expand_tabs()

        required_space = 4 if self.align == "center" else 2
        truncate_width = max(0, width - required_space)
        if not truncate_width:
            yield self._rule_line(chars_len, width)
            return

        rule_text = Text(end=self.end)
        if self.align == "center":
            title_text.truncate(truncate_width, overflow="ellipsis")
            side_width = (width - cell_len(title_text.plain)) // 2
            left = Text(characters * (side_width // chars_len + 1))
            left.truncate(side_width - 1)
            right_length = width - cell_len(left.plain) - cell_len(title_text.plain)
            right = Text(characters * (side_width // chars_len + 1))
            right.truncate(right_length)
            rule_text.append(left.plain + " ", self.style)
            rule_text.append(title_text)
            rule_text.append(" " + right.plain, self.style)
        elif self.align == "left":
            title_text.truncate(truncate_width, overflow="ellipsis")
            rule_text.append(title_text)
            rule_text.append(" ")
            rule_text.append(characters * (width - rule_text.cell_len), self.style)
        elif self.align == "right":
            title_text.truncate(truncate_width, overflow="ellipsis")
            rule_text.append(characters * (width - title_text.cell_len - 1), self.style)
            rule_text.append(" ")
            rule_text.append(title_text)

        rule_text.plain = set_cell_size(rule_text.plain, width)
        yield rule_text

    def _rule_line(self, chars_len: int, width: int) -> Text:
        rule_text = Text(self.characters * ((width // chars_len) + 1), self.style)
        rule_text.truncate(width)
        rule_text.plain = set_cell_size(rule_text.plain, width)
        return rule_text

    def __rich_measure__(
        self, console: Console, options: ConsoleOptions
    ) -> Measurement:
        return Measurement(1, 1)


if __name__ == "__main__":  # pragma: no cover
    import sys

    from pip._vendor.rich.console import Console

    try:
        text = sys.argv[1]
    except IndexError:
        text = "Hello, World"
    console = Console()
    console.print(Rule(title=text))

    console = Console()
    console.print(Rule("foo"), width=4)

131 lines•4.5 KB

python

.venv/Lib/site-packages/pip/_vendor/requests/certs.py

Raw Download

#!/usr/bin/env python

"""
requests.certs
~~~~~~~~~~~~~~

This module returns the preferred default CA certificate bundle. There is
only one — the one from the certifi package.

If you are packaging Requests, e.g., for a Linux distribution or a managed
environment, you can change the definition of where() to return a separately
packaged CA bundle.
"""

import os

if "_PIP_STANDALONE_CERT" not in os.environ:
    from pip._vendor.certifi import where
else:
    def where():
        return os.environ["_PIP_STANDALONE_CERT"]

if __name__ == "__main__":
    print(where())

25 lines•575 B

python

.venv/Lib/site-packages/pip/_internal/commands/download.py

Raw Download

import logging
import os
from optparse import Values
from typing import List

from pip._internal.cli import cmdoptions
from pip._internal.cli.cmdoptions import make_target_python
from pip._internal.cli.req_command import RequirementCommand, with_cleanup
from pip._internal.cli.status_codes import SUCCESS
from pip._internal.operations.build.build_tracker import get_build_tracker
from pip._internal.req.req_install import check_legacy_setup_py_options
from pip._internal.utils.misc import ensure_dir, normalize_path, write_output
from pip._internal.utils.temp_dir import TempDirectory

logger = logging.getLogger(__name__)


class DownloadCommand(RequirementCommand):
    """
    Download packages from:

    - PyPI (and other indexes) using requirement specifiers.
    - VCS project urls.
    - Local project directories.
    - Local or remote source archives.

    pip also supports downloading from "requirements files", which provide
    an easy way to specify a whole environment to be downloaded.
    """

    usage = """
      %prog [options] <requirement specifier> [package-index-options] ...
      %prog [options] -r <requirements file> [package-index-options] ...
      %prog [options] <vcs project url> ...
      %prog [options] <local project path> ...
      %prog [options] <archive url/path> ..."""

    def add_options(self) -> None:
        self.cmd_opts.add_option(cmdoptions.constraints())
        self.cmd_opts.add_option(cmdoptions.requirements())
        self.cmd_opts.add_option(cmdoptions.no_deps())
        self.cmd_opts.add_option(cmdoptions.global_options())
        self.cmd_opts.add_option(cmdoptions.no_binary())
        self.cmd_opts.add_option(cmdoptions.only_binary())
        self.cmd_opts.add_option(cmdoptions.prefer_binary())
        self.cmd_opts.add_option(cmdoptions.src())
        self.cmd_opts.add_option(cmdoptions.pre())
        self.cmd_opts.add_option(cmdoptions.require_hashes())
        self.cmd_opts.add_option(cmdoptions.progress_bar())
        self.cmd_opts.add_option(cmdoptions.no_build_isolation())
        self.cmd_opts.add_option(cmdoptions.use_pep517())
        self.cmd_opts.add_option(cmdoptions.no_use_pep517())
        self.cmd_opts.add_option(cmdoptions.check_build_deps())
        self.cmd_opts.add_option(cmdoptions.ignore_requires_python())

        self.cmd_opts.add_option(
            "-d",
            "--dest",
            "--destination-dir",
            "--destination-directory",
            dest="download_dir",
            metavar="dir",
            default=os.curdir,
            help="Download packages into <dir>.",
        )

        cmdoptions.add_target_python_options(self.cmd_opts)

        index_opts = cmdoptions.make_option_group(
            cmdoptions.index_group,
            self.parser,
        )

        self.parser.insert_option_group(0, index_opts)
        self.parser.insert_option_group(0, self.cmd_opts)

    @with_cleanup
    def run(self, options: Values, args: List[str]) -> int:
        options.ignore_installed = True
        # editable doesn't really make sense for `pip download`, but the bowels
        # of the RequirementSet code require that property.
        options.editables = []

        cmdoptions.check_dist_restriction(options)

        options.download_dir = normalize_path(options.download_dir)
        ensure_dir(options.download_dir)

        session = self.get_default_session(options)

        target_python = make_target_python(options)
        finder = self._build_package_finder(
            options=options,
            session=session,
            target_python=target_python,
            ignore_requires_python=options.ignore_requires_python,
        )

        build_tracker = self.enter_context(get_build_tracker())

        directory = TempDirectory(
            delete=not options.no_clean,
            kind="download",
            globally_managed=True,
        )

        reqs = self.get_requirements(args, options, finder, session)
        check_legacy_setup_py_options(options, reqs)

        preparer = self.make_requirement_preparer(
            temp_build_dir=directory,
            options=options,
            build_tracker=build_tracker,
            session=session,
            finder=finder,
            download_dir=options.download_dir,
            use_user_site=False,
            verbosity=self.verbosity,
        )

        resolver = self.make_resolver(
            preparer=preparer,
            finder=finder,
            options=options,
            ignore_requires_python=options.ignore_requires_python,
            use_pep517=options.use_pep517,
            py_version_info=options.python_version,
        )

        self.trace_basic_info(finder)

        requirement_set = resolver.resolve(reqs, check_supported_wheels=True)

        downloaded: List[str] = []
        for req in requirement_set.requirements.values():
            if req.satisfied_by is None:
                assert req.name is not None
                preparer.save_linked_requirement(req)
                downloaded.append(req.name)

        preparer.prepare_linked_requirements_more(requirement_set.requirements.values())

        if downloaded:
            write_output("Successfully downloaded %s", " ".join(downloaded))

        return SUCCESS

147 lines•5.1 KB

python

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