def beginTab()

in src/filter-j2.py [0:0]


def beginTab(tabName):
    """
    Notifies that we are entering the context of a tab having the given name.
    There is no requirement for tab naming except that names must be
    consistent.

    :param tabName:
        The name of the tab.

    :return string:
        Always an empty string.
    """
    global tabStack
    tabStack.append(tabName)
    return ''