ed.get_parents
ed.util.get_parents
get_parents(
x,
collection=None
)
Defined in edward/util/random_variables.py
.
Get parent random variables of input.
x
: RandomVariable or tf.Tensor. Query node to find parents of.collection
: list of RandomVariable. The collection of random variables to check with respect to; defaults to all random variables in the graph.list of RandomVariable. Parent random variables of x.
a = Normal(0.0, 1.0)
b = Normal(a, 1.0)
c = Normal(0.0, 1.0)
d = Normal(b * c, 1.0)
assert set(ed.get_parents(d)) == set([b, c])