def __init__(self, data, x=None, y=None):
        self.layers = [Layer(data, **default_aes(x=x, y=y))]
An expression for F(x) which holds for |x| < 1.
dataset/ETHPy150Open pydata/pandas/pandas/tools/rplot.py/RPlot.__init__--crossover with--dataset/ETHPy150Open sympy/sympy/sympy/functions/special/hyper.py/HyperRep._expr_small