Adding short examples for the UDF methods
Adding short examples for the UDF methods

aerospike/aerospike-client-python,aerospike/aerospike-client-python,trupty/aerospike-client-python,arthurprs/aerospike-client-python,trupty/aerospike-client-python,arthurprs/aerospike-client-python,trupty/aerospike-client-python,arthurprs/aerospike-client-python,aerospike/aerospike-client-python