Changed alias for ElementTree from etree to ET to reflect current Pyt…

…hon docs

README.md

@@ -205,6 +205,8 @@ It should never be necessary to use TableauBase by itself.
 ### 0.4 tableau_exceptions
 The tableau_exceptions file defines a variety of Exceptions that are specific to Tableau, particularly the REST API. They are not very complex, and most simply include a msg property that will clarify the problem if logged
 
+### 0.5 ElementTree elements for XML
+All XML in tableau_tools is handled through ElementTree. It is aliased 
 
 ## 1. tableau_rest_api sub-package
 
@@ -365,7 +367,7 @@ tableau_tools handles translations between real world names and LUIDs automatica
  There are few cases where only the LUID can be accepted. In this case, the parameter will show just "_luid". 
 
 
-#### 1.2.2 Plural querying methods and converting to name : luid dicts
+#### 1.2.2 Plural querying methods and converting to { name : luid} Dict
 The simplest method for getting information from the REST API are the "plural" querying methods
 
 `TableauRestApiConnection.query_groups()`

tableau_base.py

@@ -4,7 +4,7 @@
 import re
 
 from io import StringIO
-import xml.etree.cElementTree as etree
+import xml.etree.ElementTree as ET
 
 
 class TableauBase(object):
@@ -20,7 +20,7 @@ def __init__(self):
         self.tableau_namespace = 'http://tableau.com/api'
         self.ns_map = {'t': 'http://tableau.com/api'}
         self.ns_prefix = '{' + self.ns_map['t'] + '}'
-        etree.register_namespace('t', self.ns_map['t'])
+        ET.register_namespace('t', self.ns_map['t'])
 
         self.site_roles = (
             'Interactor',
@@ -444,13 +444,13 @@ def convert_view_content_url_to_embed_url(content_url):
 
     # Generic method for XML lists for the "query" actions to name -> id dict
     @staticmethod
-    def convert_xml_list_to_name_id_dict(etree_obj):
+    def convert_xml_list_to_name_id_dict(ET_obj):
         """
-        :type etree_obj: etree.Element
+        :type ET_obj: ET.Element
         :return: dict
         """
         d = {}
-        for element in etree_obj:
+        for element in ET_obj:
             e_id = element.get("id")
             # If list is collection, have to run one deeper
             if e_id is None:

tableau_documents/tableau_connection.py

@@ -1,6 +1,6 @@
 from ..tableau_base import *
 from ..tableau_exceptions import *
-import xml.etree.cElementTree as etree
+import xml.etree.ElementTree as ET
 
 
 # Represents the actual Connection tag of a given datasource
@@ -19,7 +19,7 @@ def __init__(self, connection_xml_obj, logger_obj=None):
     @property
     def cols(self):
         """
-        :rtype: etree.Element
+        :rtype: ET.Element
         """
         return self.xml_obj.find('cols')