The rfc1157.GetRequestMixIn (and similar) mix-in classes define the following high-level API methods:
Returns current PDU request ID (as integer).
Sets request-ID request ID (as integer) to SNMP PDU object.
Returns current PDU variables bindings as a list of tuples (objectId, value) where:
Sets variables bindings VarBind (specified as a list of tuples) to SNMP PDU object. This method applies new variables bindings to PDU all at once and drops previous PDU's payload.