# -*- coding: utf-8 -*-

import sys

PY2 = sys.version_info[0] == 2
PY3 = sys.version_info[0] == 3


namespace_map = {'w': 'http://schemas.openxmlformats.org/wordprocessingml/2006/main',
'wp':'http://schemas.openxmlformats.org/drawingml/2006/wordprocessingDrawing',
'a':'http://schemas.openxmlformats.org/drawingml/2006/main',
'pic':'http://schemas.openxmlformats.org/drawingml/2006/picture',
'r':'http://schemas.openxmlformats.org/officeDocument/2006/relationships',
'm':'http://schemas.openxmlformats.org/officeDocument/2006/math',

}
def qualified_tag_name(tag):
    """
    Stands for 'qualified name', a utility function to turn a namespace
    prefixed tag name into a Clark-notation qualified tag name for lxml. For
    example, ``qn('p:cSld')`` returns ``'{http://schemas.../main}cSld'``.
    Source: https://github.com/python-openxml/python-docx/
    """
    prefix, tagroot = tag.split(':')
    uri = namespace_map[prefix]
    return '{{{}}}{}'.format(uri, tagroot)