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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _format_issue_body(self, limit=-5):
 """Return formatted body."""

        from renku import __version__

        re_paths = r'(' + r'|'.join([path or os.getcwd()
                                     for path in sys.path]) + r')'
        tb = re.sub(re_paths, '[...]', traceback.format_exc(limit=limit))

        return (
            '## Describe the bug\nA clear and concise description.\n\n'
            '## Details\n'
            '*Please verify and redact the details.*\n\n'
            '**Renku version:** ' + __version__ + '\n'
            '**OS:** ' + platform.system() + ' (' + platform.version() + ')\n'
            '**Python:** ' + platform.python_version() + '\n\n'
            '### Traceback\n\n```\n' + tb + '```\n\n'
            '## Additional context\nAdd any other context about the problem.'
        )