https://github.com/GPflow/GPflow
Revision f8deb4ca6101eb2a55a7c688ec2d66422166fc3d authored by st-- on 27 September 2018, 09:24:45 UTC, committed by GitHub on 27 September 2018, 09:24:45 UTC
1 parent bb3d1f4
Tip revision: f8deb4ca6101eb2a55a7c688ec2d66422166fc3d authored by st-- on 27 September 2018, 09:24:45 UTC
clean up GPR docstrings (#859)
clean up GPR docstrings (#859)
Tip revision: f8deb4c
test_actions.py
# Copyright 2018 the GPflow authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import numpy as np
import pytest
import tensorflow as tf
from numpy.testing import assert_allclose
import gpflow as gp
@pytest.fixture
def loop():
return gp.actions.Loop([]).with_settings(stop=10)
def test_loop_simple(loop):
iters = range(loop.stop)
def fun(ctx):
assert iters[ctx.iteration] == ctx.iteration
# Single actions
loop.with_action(fun)()
assert loop.iteration == loop.stop
# Multiple actions
loop.with_action([fun, fun])()
assert loop.iteration == loop.stop
def test_loop_condition_continue(loop):
def continue_loop(ctx):
raise gp.actions.Loop.Continue
number = [0]
def count(ctx):
number[0] += 1
cond = gp.actions.Condition(lambda ctx: ctx.iteration % 2, continue_loop, count)
loop.with_action(cond)()
assert loop.iteration == loop.stop
assert number[0] == (loop.stop / 2)
def test_loop_condition_break(loop):
def break_loop(ctx):
raise gp.actions.Loop.Break
stop = 5
number = [0]
def count(ctx):
number[0] += 1
cond = gp.actions.Condition(lambda ctx: ctx.iteration < stop, count, break_loop)
loop.with_action(cond)()
assert loop.iteration == stop
assert number[0] == stop
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