python-bibtexparser to bibtex

def parsed2Bibtex(parsed):
    """
    Convert a single bibtex entry dict to bibtex string
    """
    data = parsed.get_entry_dict()
    bibtex = ''
    for entry in data.keys():
        bibtex += '@'+data[entry]['type']+'{'+data[entry]['id']+",\n"

        for field in [i for i in sorted(data[entry]) if i not in ['type', 'id']]:
            bibtex += "\t"+field+"={"+data[entry][field]+"},\n"
        bibtex += "}\n\n"
    return bibtex