parameters: (self, acl_str, headers=None)
return_statement: return self.set_xml_acl(acl_str, '', headers,
                                  query_args=DEF_OBJ_ACL)
docstring: Sets a bucket's default ACL to an XML string.
  
          :type acl_str: string
          :param acl_str: A string containing the ACL XML.
  
          :type headers: dict
          :param headers: Additional headers to set during the request.
docstring_summary: Sets a bucket's default ACL to an XML string.
docstring_tokens: Sets a bucket s default ACL to an XML string .
function: def set_def_xml_acl(self, acl_str, headers=None):
          """Sets a bucket's default ACL to an XML string.
  
          :type acl_str: string
          :param acl_str: A string containing the ACL XML.
  
          :type headers: dict
          :param headers: Additional headers to set during the request.
          """
          return self.set_xml_acl(acl_str, '', headers,
                                  query_args=DEF_OBJ_ACL)
function_tokens: def set_def_xml_acl ( self , acl_str , headers = None ) : return self . set_xml_acl ( acl_str , '' , headers , query_args = DEF_OBJ_ACL )