

def points(self, source, x, y, agg=None):
    'Compute a reduction by pixel, mapping data to pixels as points.\n\n        Parameters\n        ----------\n        source : pandas.DataFrame, dask.DataFrame\n            The input datasource.\n        x, y : str\n            Column names for the x and y coordinates of each point.\n        agg : Reduction, optional\n            Reduction to compute. Default is ``count()``.\n        '
    from .glyphs import Point
    from .reductions import count
    if (agg is None):
        agg = count()
    return bypixel(y, self, Point(x, y), agg)

dataset/ETHPy150Open bokeh/datashader/datashader/core.py Canvas.points/VarMisuse@53/184 `source`->`y`