def _random_position(self, sigma):
return first(
filter(
lambda p: all(
map(lambda b: (b.position - p).length >= 50,
concat(self.cars, self.obstacles, self.stars))),
filter(
lambda p: 100 < p.length < 950,
repeatedly(lambda: pymunk.Vec2d(
self.game_random.gauss(0, sigma), 0).rotated(
self.game_random.uniform(0, pi * 2))))))
def residual_block(filter_size, stride_size, unit_size):
return rcompose(first_residual_unit(filter_size, stride_size),
rcompose(*repeatedly(partial(residual_unit, filter_size), unit_size - 1)))
def chunk_reader(fileobject, chunk_size):
"""Read data from fileobject by chunks."""
return itertools.takewhile(bool, # break when chunk is empty
funcy.repeatedly(lambda: fileobject.read(chunk_size)))
def residual_block(filter_size, unit_size):
return rcompose(
zero_padding(filter_size),
rcompose(*repeatedly(partial(residual_unit, filter_size),
unit_size)))
def call(self, x):
if self.input_channel_size == self.output_channel_size:
return x
else:
return K.concatenate((x, K.concatenate(tuple(repeatedly(partial(K.zeros_like, x), self.output_channel_size // self.input_channel_size - 1)))))