docs: def convert_entrez_to_uniprot(self, entrez):
          """Convert Entrez Id to Uniprot Id"""
          server = "http://www.uniprot.org/uniprot/?query=%22GENEID+{0}%22&format=xml".format(entrez)
          r = requests.get(server, headers={"Content-Type": "text/xml"})
          if not r.ok:
              r.raise_for_status()
              sys.exit()
          response = r.text
          info = xmltodict.parse(response)
          try:
              data = info['uniprot']['entry']['accession'][0]
              return data
          except TypeError:
              data = info['uniprot']['entry'][0]['accession'][0]
              return data