1 files changed, 37 insertions, 24 deletions
diff --git a/examples/v3arch/asyncore/oneliner/manager/cmdgen/getnext-v1.py b/examples/v3arch/asyncore/oneliner/manager/cmdgen/getnext-v1.py
index 1c3a998..7530a39 100644
--- a/examples/v3arch/asyncore/oneliner/manager/cmdgen/getnext-v1.py
+++ b/examples/v3arch/asyncore/oneliner/manager/cmdgen/getnext-v1.py
@@ -1,18 +1,31 @@
-#
-# Command Generator
-#
-# Send SNMP GETNEXT request using the following options:
-#
-# * with SNMPv1, community 'public'
-# * over IPv4/UDP
-# * to an Agent at demo.snmplabs.com:161
-# * for some columns of the IF-MIB::ifEntry table
-# * stop when response OIDs leave the scopes of initial OIDs
-#
+"""
+Fetch whole SNMP table
+++++++++++++++++++++++
+
+Send a series of SNMP GETNEXT requests using the following options:
+
+* with SNMPv1, community 'public'
+* over IPv4/UDP
+* to an Agent at demo.snmplabs.com:161
+* for some columns of the IF-MIB::ifEntry table
+* stop when response OIDs leave the scopes of initial OIDs
+
+Functionally similar to:
+
+| $ snmpwalk -v1 -c public demo.snmplabs.com \
+|        IF-MIB::ifDescr \
+|        IF-MIB::ifType \
+|        IF-MIB::ifMtu \
+|        IF-MIB::ifSpeed \
+|        IF-MIB::ifPhysAddress \
+|        IF-MIB::ifType \
+
+"""#
 from pysnmp.entity.rfc3413.oneliner.cmdgen import *
 
 for errorIndication, \
-    errorStatus, errorIndex, \
+    errorStatus, \
+    errorIndex, \
     varBinds in nextCmd(SnmpEngine(),
                         CommunityData('public', mpModel=0),
                         UdpTransportTarget(('demo.snmplabs.com', 161)),
@@ -22,19 +35,19 @@ for errorIndication, \
                         ObjectType(ObjectIdentity('IF-MIB', 'ifMtu')),
                         ObjectType(ObjectIdentity('IF-MIB', 'ifSpeed')),
                         ObjectType(ObjectIdentity('IF-MIB', 'ifPhysAddress')),
-                        ObjectType(ObjectIdentity('IF-MIB', 'ifType'))):
-    # Check for errors and print out results
+                        ObjectType(ObjectIdentity('IF-MIB', 'ifType')),
+                        lexicographicMode=False):
+
     if errorIndication:
         print(errorIndication)
         break
-    else:
-        if errorStatus:
-            print('%s at %s' % (
-                    errorStatus.prettyPrint(),
-                    errorIndex and varBinds[int(errorIndex)-1][0] or '?'
-                )
+    elif errorStatus:
+        print('%s at %s' % (
+                errorStatus.prettyPrint(),
+                errorIndex and varBinds[int(errorIndex)-1][0] or '?'
             )
-            break
-        else:
-            for varBind in varBinds:
-                print(' = '.join([ x.prettyPrint() for x in varBind ]))
+        )
+        break
+    else:
+        for varBind in varBinds:
+            print(' = '.join([ x.prettyPrint() for x in varBind ]))