CIDGatherer.py 文件源码

def get_cids(self, cas):
        """
        Use the PubChem API to get the CID
        :param cas: string - CAS identifier
        :return: list of CIDs
        """
        uri = "http://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/%s/cids/json" \
              "?email=%s"

        try:
            response = get((uri % (cas, app.config['ADMIN_EMAIL']))).json()
            try:
                cids = response['IdentifierList']['CID']
                return cids
            except KeyError:
                return None

        except (exceptions.ConnectionError, TimeoutError, exceptions.Timeout,
                exceptions.ConnectTimeout, exceptions.ReadTimeout) as e:
            # Error. return the error and the CAS number that this error occured on
            sys.stderr.write("Error: %s. Occurred on CAS: %s", (e, cas))
            sys.stderr.flush()
            sys.stdout.flush()