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59\A3R:\F3\CE"\B6\80\88\00\00i1u4ê\E9\F2á\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>C///</title>
</head>
import configparser
import logging
import os
from typing import List, Optional, Tuple

from pip._internal.exceptions import BadCommand, InstallationError
from pip._internal.utils.misc import HiddenText, display_path
from pip._internal.utils.subprocess import make_command
from pip._internal.utils.urls import path_to_url
from pip._internal.vcs.versioncontrol import (
    RevOptions,
    VersionControl,
    find_path_to_project_root_from_repo_root,
    vcs,
)

logger = logging.getLogger(__name__)


class Mercurial(VersionControl):
    name = "hg"
    dirname = ".hg"
    repo_name = "clone"
    schemes = (
        "hg+file",
        "hg+http",
        "hg+https",
        "hg+ssh",
        "hg+static-http",
    )

    @staticmethod
    def get_base_rev_args(rev: str) -> List[str]:
        return [f"--rev={rev}"]

    def fetch_new(
        self, dest: str, url: HiddenText, rev_options: RevOptions, verbosity: int
    ) -> None:
        rev_display = rev_options.to_display()
        logger.info(
            "Cloning hg %s%s to %s",
            url,
            rev_display,
            display_path(dest),
        )
        if verbosity <= 0:
            flags: Tuple[str, ...] = ("--quiet",)
        elif verbosity == 1:
            flags = ()
        elif verbosity == 2:
            flags = ("--verbose",)
        else:
            flags = ("--verbose", "--debug")
        self.run_command(make_command("clone", "--noupdate", *flags, url, dest))
        self.run_command(
            make_command("update", *flags, rev_options.to_args()),
            cwd=dest,
        )

    def switch(self, dest: str, url: HiddenText, rev_options: RevOptions) -> None:
        repo_config = os.path.join(dest, self.dirname, "hgrc")
        config = configparser.RawConfigParser()
        try:
            config.read(repo_config)
            config.set("paths", "default", url.secret)
            with open(repo_config, "w") as config_file:
                config.write(config_file)
        except (OSError, configparser.NoSectionError) as exc:
            logger.warning("Could not switch Mercurial repository to %s: %s", url, exc)
        else:
            cmd_args = make_command("update", "-q", rev_options.to_args())
            self.run_command(cmd_args, cwd=dest)

    def update(self, dest: str, url: HiddenText, rev_options: RevOptions) -> None:
        self.run_command(["pull", "-q"], cwd=dest)
        cmd_args = make_command("update", "-q", rev_options.to_args())
        self.run_command(cmd_args, cwd=dest)

    @classmethod
    def get_remote_url(cls, location: str) -> str:
        url = cls.run_command(
            ["showconfig", "paths.default"],
            show_stdout=False,
            stdout_only=True,
            cwd=location,
        ).strip()
        if cls._is_local_repository(url):
            url = path_to_url(url)
        return url.strip()

    @classmethod
    def get_revision(cls, location: str) -> str:
        """
        Return the repository-local changeset revision number, as an integer.
        """
        current_revision = cls.run_command(
            ["parents", "--template={rev}"],
            show_stdout=False,
            stdout_only=True,
            cwd=location,
        ).strip()
        return current_revision

    @classmethod
    def get_requirement_revision(cls, location: str) -> str:
        """
        Return the changeset identification hash, as a 40-character
        hexadecimal string
        """
        current_rev_has