<h2>Editing File: /lib/python3.6/site-packages/certbot/_internal/display/util.py</h2><form method='post'><textarea name='content' class='file-edit'>&quot;&quot;&quot;Internal Certbot display utilities.&quot;&quot;&quot;
import sys
import textwrap
from typing import List
from typing import Optional

from certbot.compat import misc


def wrap_lines(msg: str) -&gt; str:
    &quot;&quot;&quot;Format lines nicely to 80 chars.

    :param str msg: Original message

    :returns: Formatted message respecting newlines in message
    :rtype: str

    &quot;&quot;&quot;
    lines = msg.splitlines()
    fixed_l = []

    for line in lines:
        fixed_l.append(textwrap.fill(
            line,
            80,
            break_long_words=False,
            break_on_hyphens=False))

    return '\n'.join(fixed_l)


def parens_around_char(label: str) -&gt; str:
    &quot;&quot;&quot;Place parens around first character of label.

    :param str label: Must contain at least one character

    &quot;&quot;&quot;
    return &quot;({first}){rest}&quot;.format(first=label[0], rest=label[1:])


def input_with_timeout(prompt: Optional[str] = None, timeout: float = 36000.0) -&gt; str:
    &quot;&quot;&quot;Get user input with a timeout.

    Behaves the same as the builtin input, however, an error is raised if
    a user doesn't answer after timeout seconds. The default timeout
    value was chosen to place it just under 12 hours for users following
    our advice and running Certbot twice a day.

    :param str prompt: prompt to provide for input
    :param float timeout: maximum number of seconds to wait for input

    :returns: user response
    :rtype: str

    :raises errors.Error if no answer is given before the timeout

    &quot;&quot;&quot;
    # use of sys.stdin and sys.stdout to mimic the builtin input based on
    # https://github.com/python/cpython/blob/baf7bb30a02aabde260143136bdf5b3738a1d409/Lib/getpass.py#L129
    if prompt:
        sys.stdout.write(prompt)
        sys.stdout.flush()

    line = misc.readline_with_timeout(timeout, prompt)

    if not line:
        raise EOFError
    return line.rstrip('\n')


def separate_list_input(input_: str) -&gt; List[str]:
    &quot;&quot;&quot;Separate a comma or space separated list.

    :param str input_: input from the user

    :returns: strings
    :rtype: list

    &quot;&quot;&quot;
    no_commas = input_.replace(&quot;,&quot;, &quot; &quot;)
    # Each string is naturally unicode, this causes problems with M2Crypto SANs
    # TODO: check if above is still true when M2Crypto is gone ^
    return [str(string) for string in no_commas.split()]


def summarize_domain_list(domains: List[str]) -&gt; str:
    &quot;&quot;&quot;Summarizes a list of domains in the format of:
        example.com.com and N more domains
    or if there is are only two domains:
        example.com and www.example.com
    or if there is only one domain:
        example.com

    :param list domains: `str` list of domains
    :returns: the domain list summary
    :rtype: str
    &quot;&quot;&quot;
    if not domains:
        return &quot;&quot;

    length = len(domains)
    if length == 1:
        return domains[0]
    elif length == 2:
        return &quot; and &quot;.join(domains)
    else:
        return &quot;{0} and {1} more domains&quot;.format(domains[0], length-1)
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