How to use the pycodestyle.Checker function in pycodestyle

def check_code_for_debugger_statements(code):
    """Process code using pycodestyle Checker and return all errors."""
    from tempfile import NamedTemporaryFile

    test_file = NamedTemporaryFile(delete=False)
    test_file.write(code.encode())
    test_file.flush()
    report = CaptureReport(options=_debugger_test_style)
    lines = [line + "\n" for line in code.split("\n")]
    checker = pycodestyle.Checker(filename=test_file.name, lines=lines, options=_debugger_test_style, report=report)

    checker.check_all()
    return report._results

Test all check functions with test cases in docstrings.
    """
    count_failed = count_all = 0
    report = BaseReport(options)
    counters = report.counters
    checks = options.physical_checks + options.logical_checks
    for name, check, argument_names in checks:
        for line in check.__doc__.splitlines():
            line = line.lstrip()
            match = SELFTEST_REGEX.match(line)
            if match is None:
                continue
            code, source = match.groups()
            lines = [part.replace(r'\t', '\t') + '\n'
                     for part in source.split(r'\n')]
            checker = Checker(lines=lines, options=options, report=report)
            checker.check_all()
            error = None
            if code == 'Okay':
                if len(counters) > len(options.benchmark_keys):
                    codes = [key for key in counters
                             if key not in options.benchmark_keys]
                    error = "incorrectly found %s" % ', '.join(codes)
            elif not counters.get(code):
                error = "failed to find %s" % code
            # Keep showing errors for multiple tests
            for key in set(counters) - set(options.benchmark_keys):
                del counters[key]
            count_all += 1
            if not error:
                if options.verbose:
                    print("%s: %s" % (code, source))

def __init__(self, *args, **kwargs):
        # build options from the command line
        self.checker_class = kwargs.pop('checker_class', Checker)
        parse_argv = kwargs.pop('parse_argv', False)
        config_file = kwargs.pop('config_file', False)
        parser = kwargs.pop('parser', None)
        # build options from dict
        options_dict = dict(*args, **kwargs)
        arglist = None if parse_argv else options_dict.get('paths', None)
        options, self.paths = process_options(
            arglist, parse_argv, config_file, parser)
        if options_dict:
            options.__dict__.update(options_dict)
            if 'paths' in options_dict:
                self.paths = options_dict['paths']

        self.runner = self.input_file
        self.options = options

self.__full_error_results.append(
                    {'id': code,
                     'line': line_number,
                     'column': offset + 1,
                     'info': text})

        def full_error_results(self):
            """Return error results in detail.

            Results are in the form of a list of dictionaries. Each
            dictionary contains 'id', 'line', 'column', and 'info'.

            """
            return self.__full_error_results

    checker = pycodestyle.Checker('', lines=source, reporter=QuietReport,
                                  **pep8_options)
    checker.check_all()
    return checker.report.full_error_results()

self.__full_error_results.append(
                    {'id': code,
                     'line': line_number,
                     'column': offset + 1,
                     'info': text})

        def full_error_results(self):
            """Return error results in detail.

            Results are in the form of a list of dictionaries. Each
            dictionary contains 'id', 'line', 'column', and 'info'.

            """
            return self.__full_error_results

    checker = pycodestyle.Checker('', lines=source, reporter=QuietReport,
                                  **pep8_options)
    checker.check_all()
    return checker.report.full_error_results()

_ignore = ignore
                params['ignore'] = _ignore
            else:
                params['config_file'] = os.path.expanduser(rcfile)

            options = pep8.StyleGuide(**params).options
            if not rcfile:
                options.max_line_length = max_line_length

            good_lines = [l + '\n' for l in _lines]
            good_lines[-1] = good_lines[-1].rstrip('\n')

            if not good_lines[-1]:
                good_lines = good_lines[:-1]

            pep8.Checker(filename, good_lines, options=options).check_all()

        return messages

def pyls_lint(config, document):
    settings = config.plugin_settings('pycodestyle')
    log.debug("Got pycodestyle settings: %s", settings)

    opts = {
        'exclude': settings.get('exclude'),
        'filename': settings.get('filename'),
        'hang_closing': settings.get('hangClosing'),
        'ignore': settings.get('ignore'),
        'max_line_length': settings.get('maxLineLength'),
        'select': settings.get('select'),
    }
    kwargs = {k: v for k, v in opts.items() if v}
    styleguide = pycodestyle.StyleGuide(kwargs)

    c = pycodestyle.Checker(
        filename=document.uri, lines=document.lines, options=styleguide.options,
        report=PyCodeStyleDiagnosticReport(styleguide.options)
    )
    c.check_all()
    diagnostics = c.report.diagnostics

    return diagnostics