from owslib.csw import CatalogueServiceWeb

endpoint = 'http://geo.gov.ckan.org/csw'

http://geo.gov.ckan.org/csw?service=CSW&version=2.02&request=GetCapabilities

csw = CatalogueServiceWeb(endpoint)
csw.version

bbox=[-141,42,-52,84]
csw.getrecords(keywords=['temperature'],bbox=bbox,maxrecords=20)
csw.results

for rec,item in csw.records.iteritems():
    print rec
    #print item.abstract

a=csw.records['76883fab-da69-4bec-bec0-710f187137a4']

dir(a)

print a.xml

# get supported result types
csw.getdomain('GetRecords.resultType')
csw.results