capybara/virtualenv/lib/python2.7/site-packages/lxml/isoschematron/__init__.py
def _stylesheet_param_dict(paramsDict, kwargsDict):
    """Return a copy of paramsDict, updated with kwargsDict entries, wrapped as
    stylesheet arguments.
    kwargsDict entries with a value of None are ignored.
    """
    # beware of changing mutable default arg
    paramsDict = dict(paramsDict)
    for k, v in kwargsDict.items():
        if v is not None: # None values do not override
            paramsDict[k] = v
    paramsDict = stylesheet_params(**paramsDict)
    return paramsDict
def _stylesheet_param_dict(paramsDict, kwargsDict):
    """Return a copy of paramsDict, updated with kwargsDict entries, wrapped as
    stylesheet arguments.
    kwargsDict entries with a value of None are ignored.
    """
    # beware of changing mutable default arg
    paramsDict = dict(paramsDict)
    for k, v in kwargsDict.items():
        if v is not None: # None values do not override
            paramsDict[k] = v
    paramsDict = stylesheet_params(**paramsDict)
    return paramsDict
Return a copy of paramsDict, updated with kwargsDict entries, wrapped as
    stylesheet arguments.
    kwargsDict entries with a value of None are ignored.