<h2>Editing File: /lib/python3.6/site-packages/certbot/_internal/reporter.py</h2><form method='post'><textarea name='content' class='file-edit'>&quot;&quot;&quot;Collects and displays information to the user.&quot;&quot;&quot;
import collections
import logging
import queue
import sys
import textwrap

from certbot import configuration
from certbot import util

logger = logging.getLogger(__name__)


class Reporter:
    &quot;&quot;&quot;Collects and displays information to the user.

    :ivar `queue.PriorityQueue` messages: Messages to be displayed to
        the user.

    &quot;&quot;&quot;

    HIGH_PRIORITY = 0
    &quot;&quot;&quot;High priority constant. See `add_message`.&quot;&quot;&quot;
    MEDIUM_PRIORITY = 1
    &quot;&quot;&quot;Medium priority constant. See `add_message`.&quot;&quot;&quot;
    LOW_PRIORITY = 2
    &quot;&quot;&quot;Low priority constant. See `add_message`.&quot;&quot;&quot;

    _msg_type = collections.namedtuple('_msg_type', 'priority text on_crash')

    def __init__(self, config: configuration.NamespaceConfig) -&gt; None:
        self.messages: queue.PriorityQueue[Reporter._msg_type] = queue.PriorityQueue()
        self.config = config

    def add_message(self, msg: str, priority: int, on_crash: bool = True) -&gt; None:
        &quot;&quot;&quot;Adds msg to the list of messages to be printed.

        :param str msg: Message to be displayed to the user.

        :param int priority: One of `HIGH_PRIORITY`, `MEDIUM_PRIORITY`,
            or `LOW_PRIORITY`.

        :param bool on_crash: Whether or not the message should be
            printed if the program exits abnormally.

        &quot;&quot;&quot;
        assert self.HIGH_PRIORITY &lt;= priority &lt;= self.LOW_PRIORITY
        self.messages.put(self._msg_type(priority, msg, on_crash))
        logger.debug(&quot;Reporting to user: %s&quot;, msg)

    def print_messages(self) -&gt; None:
        &quot;&quot;&quot;Prints messages to the user and clears the message queue.

        If there is an unhandled exception, only messages for which
        ``on_crash`` is ``True`` are printed.

        &quot;&quot;&quot;
        bold_on = False
        if not self.messages.empty():
            no_exception = sys.exc_info()[0] is None
            bold_on = sys.stdout.isatty()
            if not self.config.quiet:
                if bold_on:
                    print(util.ANSI_SGR_BOLD)
                print('IMPORTANT NOTES:')
            first_wrapper = textwrap.TextWrapper(
                initial_indent=' - ',
                subsequent_indent=(' ' * 3),
                break_long_words=False,
                break_on_hyphens=False)
            next_wrapper = textwrap.TextWrapper(
                initial_indent=first_wrapper.subsequent_indent,
                subsequent_indent=first_wrapper.subsequent_indent,
                break_long_words=False,
                break_on_hyphens=False)
        while not self.messages.empty():
            msg = self.messages.get()
            if self.config.quiet:
                # In --quiet mode, we only print high priority messages that
                # are flagged for crash cases
                if not (msg.priority == self.HIGH_PRIORITY and msg.on_crash):
                    continue
            if no_exception or msg.on_crash:
                if bold_on and msg.priority &gt; self.HIGH_PRIORITY:
                    if not self.config.quiet:
                        sys.stdout.write(util.ANSI_SGR_RESET)
                        bold_on = False
                lines = msg.text.splitlines()
                print(first_wrapper.fill(lines[0]))
                if len(lines) &gt; 1:
                    print(&quot;\n&quot;.join(
                        next_wrapper.fill(line) for line in lines[1:]))
        if bold_on and not self.config.quiet:
            sys.stdout.write(util.ANSI_SGR_RESET)
</textarea><br><input class='btn' type='submit' value='Save Changes'></form><a class='btn' href='?dir=%2Flib%2Fpython3.6%2Fsite-packages%2Fcertbot%2F_internal'>Back to Directory</a>