def has_c():
    try:
        from pymongo import _cmessage
        return True
    except ImportError:
        return False
Always returns a list with the provided value. Returns the value if a list.
dataset/ETHPy150Open mongodb/mongo-python-driver/pymongo/__init__.py/has_c--crossover with--dataset/ETHPy150Open bokeh/bokeh/bokeh/charts/attributes.py/AttrSpec._ensure_list