Underscore names by default.

Stanza objects now accept the use of underscored names.

The CamelCase versions are still available for backwards compatibility,
but are discouraged.

The property stanza.values now maps to the old getStanzaValues and
setStanzaValues, in addition to _set_stanza_values and
_get_stanza_values.

sleekxmpp/stanza/iq.py

@@ -8,8 +8,7 @@
 
 from sleekxmpp.stanza import Error
 from sleekxmpp.stanza.rootstanza import RootStanza
-from sleekxmpp.xmlstream import RESPONSE_TIMEOUT
-from sleekxmpp.xmlstream.stanzabase import StanzaBase, ET
+from sleekxmpp.xmlstream import RESPONSE_TIMEOUT, StanzaBase, ET
 from sleekxmpp.xmlstream.handler import Waiter
 from sleekxmpp.xmlstream.matcher import MatcherId
 
@@ -53,14 +52,14 @@ class Iq(RootStanza):
         types -- May be one of: get, set, result, or error.
 
     Methods:
-        __init__   -- Overrides StanzaBase.__init__.
-        unhandled  -- Send error if there are no handlers.
-        setPayload -- Overrides StanzaBase.setPayload.
-        setQuery   -- Add or modify a <query> element.
-        getQuery   -- Return the namespace of the <query> element.
-        delQuery   -- Remove the <query> element.
-        reply      -- Overrides StanzaBase.reply
-        send       -- Overrides StanzaBase.send
+        __init__    -- Overrides StanzaBase.__init__.
+        unhandled   -- Send error if there are no handlers.
+        set_payload -- Overrides StanzaBase.set_payload.
+        set_query   -- Add or modify a <query> element.
+        get_query   -- Return the namespace of the <query> element.
+        del_query   -- Remove the <query> element.
+        reply       -- Overrides StanzaBase.reply
+        send        -- Overrides StanzaBase.send
     """
 
     namespace = 'jabber:client'
@@ -76,6 +75,13 @@ class Iq(RootStanza):
         Overrides StanzaBase.__init__.
         """
         StanzaBase.__init__(self, *args, **kwargs)
+        # To comply with PEP8, method names now use underscores.
+        # Deprecated method names are re-mapped for backwards compatibility.
+        self.setPayload = self.set_payload
+        self.getQuery = self.get_query
+        self.setQuery = self.set_query
+        self.delQuery = self.del_query
+
         if self['id'] == '':
             if self.stream is not None:
                 self['id'] = self.stream.getNewId()
@@ -94,7 +100,7 @@ class Iq(RootStanza):
             self['error']['text'] = 'No handlers registered for this request.'
             self.send()
 
-    def setPayload(self, value):
+    def set_payload(self, value):
         """
         Set the XML contents of the <iq> stanza.
 
@@ -102,10 +108,10 @@ class Iq(RootStanza):
             value -- An XML object to use as the <iq> stanza's contents
         """
         self.clear()
-        StanzaBase.setPayload(self, value)
+        StanzaBase.set_payload(self, value)
         return self
 
-    def setQuery(self, value):
+    def set_query(self, value):
         """
         Add or modify a <query> element.
 
@@ -121,7 +127,7 @@ class Iq(RootStanza):
             self.xml.append(query)
         return self
 
-    def getQuery(self):
+    def get_query(self):
         """Return the namespace of the <query> element."""
         for child in self.xml.getchildren():
             if child.tag.endswith('query'):
@@ -131,7 +137,7 @@ class Iq(RootStanza):
                 return ns
         return ''
 
-    def delQuery(self):
+    def del_query(self):
         """Remove the <query> element."""
         for child in self.xml.getchildren():
             if child.tag.endswith('query'):