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

from __future__ import annotations

import re
from typing import Iterable

from ._loop import loop_last
from .cells import cell_len, chop_cells

re_word = re.compile(r"\s*\S+\s*")


def words(text: str) -> Iterable[tuple[int, int, str]]:
    """Yields each word from the text as a tuple
    containing (start_index, end_index, word). A "word" in this context may
    include the actual word and any whitespace to the right.
    """
    position = 0
    word_match = re_word.match(text, position)
    while word_match is not None:
        start, end = word_match.span()
        word = word_match.group(0)
        yield start, end, word
        word_match = re_word.match(text, end)


def divide_line(text: str, width: int, fold: bool = True) -> list[int]:
    """Given a string of text, and a width (measured in cells), return a list
    of cell offsets which the string should be split at in order for it to fit
    within the given width.

    Args:
        text: The text to examine.
        width: The available cell width.
        fold: If True, words longer than `width` will be folded onto a new line.

    Returns:
        A list of indices to break the line at.
    """
    break_positions: list[int] = []  # offsets to insert the breaks at
    append = break_positions.append
    cell_offset = 0
    _cell_len = cell_len

    for start, _end, word in words(text):
        word_length = _cell_len(word.rstrip())
        remaining_space = width - cell_offset
        word_fits_remaining_space = remaining_space >= word_length

        if word_fits_remaining_space:
            # Simplest case - the word fits within the remaining width for this line.
            cell_offset += _cell_len(word)
        else:
            # Not enough space remaining for this word on the current line.
            if word_length > width:
                # The word doesn't fit on any line, so we can't simply
                # place it on the next line...
                if fold:
                    # Fold the word across multiple lines.
                    folded_word = chop_cells(word, width=width)
                    for last, line in loop_last(folded_word):
                        if start:
                            append(start)
                        if last:
                            cell_offset = _cell_len(line)
                        else:
                            start += len(line)
                else:
                    # Folding isn't allowed, so crop the word.
                    if start:
                        append(start)
                    cell_offset = _cell_len(word)
            elif cell_offset and start:
                # The word doesn't fit within the remaining space on the current
                # line, but it *can* fit on to the next (empty) line.
                append(start)
                cell_offset = _cell_len(word)

    return break_positions


if __name__ == "__main__":  # pragma: no cover
    from .console import Console

    console = Console(width=10)
    console.print("12345 abcdefghijklmnopqrstuvwyxzABCDEFGHIJKLMNOPQRSTUVWXYZ 12345")
    print(chop_cells("abcdefghijklmnopqrstuvwxyz", 10))

    console = Console(width=20)
    console.rule()
    console.print("TextualはPythonの高速アプリケーション開発フレームワークです")

    console.rule()
    console.print("アプリケーションは1670万色を使用でき")

94 lines•3.3 KB

python

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

Raw Download

from typing import List, Optional, Tuple

from .color_triplet import ColorTriplet
from .palette import Palette

_ColorTuple = Tuple[int, int, int]


class TerminalTheme:
    """A color theme used when exporting console content.

    Args:
        background (Tuple[int, int, int]): The background color.
        foreground (Tuple[int, int, int]): The foreground (text) color.
        normal (List[Tuple[int, int, int]]): A list of 8 normal intensity colors.
        bright (List[Tuple[int, int, int]], optional): A list of 8 bright colors, or None
            to repeat normal intensity. Defaults to None.
    """

    def __init__(
        self,
        background: _ColorTuple,
        foreground: _ColorTuple,
        normal: List[_ColorTuple],
        bright: Optional[List[_ColorTuple]] = None,
    ) -> None:
        self.background_color = ColorTriplet(*background)
        self.foreground_color = ColorTriplet(*foreground)
        self.ansi_colors = Palette(normal + (bright or normal))


DEFAULT_TERMINAL_THEME = TerminalTheme(
    (255, 255, 255),
    (0, 0, 0),
    [
        (0, 0, 0),
        (128, 0, 0),
        (0, 128, 0),
        (128, 128, 0),
        (0, 0, 128),
        (128, 0, 128),
        (0, 128, 128),
        (192, 192, 192),
    ],
    [
        (128, 128, 128),
        (255, 0, 0),
        (0, 255, 0),
        (255, 255, 0),
        (0, 0, 255),
        (255, 0, 255),
        (0, 255, 255),
        (255, 255, 255),
    ],
)

MONOKAI = TerminalTheme(
    (12, 12, 12),
    (217, 217, 217),
    [
        (26, 26, 26),
        (244, 0, 95),
        (152, 224, 36),
        (253, 151, 31),
        (157, 101, 255),
        (244, 0, 95),
        (88, 209, 235),
        (196, 197, 181),
        (98, 94, 76),
    ],
    [
        (244, 0, 95),
        (152, 224, 36),
        (224, 213, 97),
        (157, 101, 255),
        (244, 0, 95),
        (88, 209, 235),
        (246, 246, 239),
    ],
)
DIMMED_MONOKAI = TerminalTheme(
    (25, 25, 25),
    (185, 188, 186),
    [
        (58, 61, 67),
        (190, 63, 72),
        (135, 154, 59),
        (197, 166, 53),
        (79, 118, 161),
        (133, 92, 141),
        (87, 143, 164),
        (185, 188, 186),
        (136, 137, 135),
    ],
    [
        (251, 0, 31),
        (15, 114, 47),
        (196, 112, 51),
        (24, 109, 227),
        (251, 0, 103),
        (46, 112, 109),
        (253, 255, 185),
    ],
)
NIGHT_OWLISH = TerminalTheme(
    (255, 255, 255),
    (64, 63, 83),
    [
        (1, 22, 39),
        (211, 66, 62),
        (42, 162, 152),
        (218, 170, 1),
        (72, 118, 214),
        (64, 63, 83),
        (8, 145, 106),
        (122, 129, 129),
        (122, 129, 129),
    ],
    [
        (247, 110, 110),
        (73, 208, 197),
        (218, 194, 107),
        (92, 167, 228),
        (105, 112, 152),
        (0, 201, 144),
        (152, 159, 177),
    ],
)

SVG_EXPORT_THEME = TerminalTheme(
    (41, 41, 41),
    (197, 200, 198),
    [
        (75, 78, 85),
        (204, 85, 90),
        (152, 168, 75),
        (208, 179, 68),
        (96, 138, 177),
        (152, 114, 159),
        (104, 160, 179),
        (197, 200, 198),
        (154, 155, 153),
    ],
    [
        (255, 38, 39),
        (0, 130, 61),
        (208, 132, 66),
        (25, 132, 233),
        (255, 44, 122),
        (57, 130, 128),
        (253, 253, 197),
    ],
)

154 lines•3.3 KB

python

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

Raw Download

"""Download files with progress indicators.
"""

import email.message
import logging
import mimetypes
import os
from typing import Iterable, Optional, Tuple

from pip._vendor.requests.models import Response

from pip._internal.cli.progress_bars import get_download_progress_renderer
from pip._internal.exceptions import NetworkConnectionError
from pip._internal.models.index import PyPI
from pip._internal.models.link import Link
from pip._internal.network.cache import is_from_cache
from pip._internal.network.session import PipSession
from pip._internal.network.utils import HEADERS, raise_for_status, response_chunks
from pip._internal.utils.misc import format_size, redact_auth_from_url, splitext

logger = logging.getLogger(__name__)


def _get_http_response_size(resp: Response) -> Optional[int]:
    try:
        return int(resp.headers["content-length"])
    except (ValueError, KeyError, TypeError):
        return None


def _prepare_download(
    resp: Response,
    link: Link,
    progress_bar: str,
) -> Iterable[bytes]:
    total_length = _get_http_response_size(resp)

    if link.netloc == PyPI.file_storage_domain:
        url = link.show_url
    else:
        url = link.url_without_fragment

    logged_url = redact_auth_from_url(url)

    if total_length:
        logged_url = f"{logged_url} ({format_size(total_length)})"

    if is_from_cache(resp):
        logger.info("Using cached %s", logged_url)
    else:
        logger.info("Downloading %s", logged_url)

    if logger.getEffectiveLevel() > logging.INFO:
        show_progress = False
    elif is_from_cache(resp):
        show_progress = False
    elif not total_length:
        show_progress = True
    elif total_length > (512 * 1024):
        show_progress = True
    else:
        show_progress = False

    chunks = response_chunks(resp)

    if not show_progress:
        return chunks

    renderer = get_download_progress_renderer(bar_type=progress_bar, size=total_length)
    return renderer(chunks)


def sanitize_content_filename(filename: str) -> str:
    """
    Sanitize the "filename" value from a Content-Disposition header.
    """
    return os.path.basename(filename)


def parse_content_disposition(content_disposition: str, default_filename: str) -> str:
    """
    Parse the "filename" value from a Content-Disposition header, and
    return the default filename if the result is empty.
    """
    m = email.message.Message()
    m["content-type"] = content_disposition
    filename = m.get_param("filename")
    if filename:
        # We need to sanitize the filename to prevent directory traversal
        # in case the filename contains ".." path parts.
        filename = sanitize_content_filename(str(filename))
    return filename or default_filename


def _get_http_response_filename(resp: Response, link: Link) -> str:
    """Get an ideal filename from the given HTTP response, falling back to
    the link filename if not provided.
    """
    filename = link.filename  # fallback
    # Have a look at the Content-Disposition header for a better guess
    content_disposition = resp.headers.get("content-disposition")
    if content_disposition:
        filename = parse_content_disposition(content_disposition, filename)
    ext: Optional[str] = splitext(filename)[1]
    if not ext:
        ext = mimetypes.guess_extension(resp.headers.get("content-type", ""))
        if ext:
            filename += ext
    if not ext and link.url != resp.url:
        ext = os.path.splitext(resp.url)[1]
        if ext:
            filename += ext
    return filename


def _http_get_download(session: PipSession, link: Link) -> Response:
    target_url = link.url.split("#", 1)[0]
    resp = session.get(target_url, headers=HEADERS, stream=True)
    raise_for_status(resp)
    return resp


class Downloader:
    def __init__(
        self,
        session: PipSession,
        progress_bar: str,
    ) -> None:
        self._session = session
        self._progress_bar = progress_bar

    def __call__(self, link: Link, location: str) -> Tuple[str, str]:
        """Download the file given by link into location."""
        try:
            resp = _http_get_download(self._session, link)
        except NetworkConnectionError as e:
            assert e.response is not None
            logger.critical(
                "HTTP error %s while getting %s", e.response.status_code, link
            )
            raise

        filename = _get_http_response_filename(resp, link)
        filepath = os.path.join(location, filename)

        chunks = _prepare_download(resp, link, self._progress_bar)
        with open(filepath, "wb") as content_file:
            for chunk in chunks:
                content_file.write(chunk)
        content_type = resp.headers.get("Content-Type", "")
        return filepath, content_type


class BatchDownloader:
    def __init__(
        self,
        session: PipSession,
        progress_bar: str,
    ) -> None:
        self._session = session
        self._progress_bar = progress_bar

    def __call__(
        self, links: Iterable[Link], location: str
    ) -> Iterable[Tuple[Link, Tuple[str, str]]]:
        """Download the files given by links into location."""
        for link in links:
            try:
                resp = _http_get_download(self._session, link)
            except NetworkConnectionError as e:
                assert e.response is not None
                logger.critical(
                    "HTTP error %s while getting %s",
                    e.response.status_code,
                    link,
                )
                raise

            filename = _get_http_response_filename(resp, link)
            filepath = os.path.join(location, filename)

            chunks = _prepare_download(resp, link, self._progress_bar)
            with open(filepath, "wb") as content_file:
                for chunk in chunks:
                    content_file.write(chunk)
            content_type = resp.headers.get("Content-Type", "")
            yield link, (filepath, content_type)

188 lines•5.9 KB

python

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