Function write

Lib/quopri.py:57–65

(s, output=output, lineEnd=b'\n')

        return

    def write(s, output=output, lineEnd=b'\n'):
        # RFC 1521 requires that the line ending in a space or tab must have
        # that trailing character encoded.
        if s and s[-1:] in b' \t':
            output.write(s[:-1] + quote(s[-1:]) + lineEnd)
        elif s == b'.':
            output.write(quote(s) + lineEnd)
        else:
            output.write(s + lineEnd)

    prevline = None
    while line := input.readline():