#NEWLINE# def unmarshal( self , v ) : #NEWLINE# #INDENT# '\n        Convert a timestamp in "2012-12-13T03:43:19Z" format to a `datetime.datetime` object.\n        ' #NEWLINE# if ( not isinstance ( v , datetime ) ) : #NEWLINE# #INDENT# v = datetime . strptime ( v , '%Y-%m-%dT%H:%M:%SZ' ) . replace ( tzinfo = self . tzinfo ) #NEWLINE# #UNINDENT# return v