ray/python/plasma/utils.py
Philipp Moritz a708e36225 Switch build system to use CMake completely. (#200)
* switch to CMake completely

...

* cleanup

* Run C tests, update installation instructions.
2017-01-17 16:56:40 -08:00

38 lines
1.3 KiB
Python

from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
import numpy as np
import random
def random_object_id():
return np.random.bytes(20)
def generate_metadata(length):
metadata_buffer = bytearray(length)
if length > 0:
metadata_buffer[0] = random.randint(0, 255)
metadata_buffer[-1] = random.randint(0, 255)
for _ in range(100):
metadata_buffer[random.randint(0, length - 1)] = random.randint(0, 255)
return metadata_buffer
def write_to_data_buffer(buff, length):
if length > 0:
buff[0] = chr(random.randint(0, 255))
buff[-1] = chr(random.randint(0, 255))
for _ in range(100):
buff[random.randint(0, length - 1)] = chr(random.randint(0, 255))
def create_object_with_id(client, object_id, data_size, metadata_size, seal=True):
metadata = generate_metadata(metadata_size)
memory_buffer = client.create(object_id, data_size, metadata)
write_to_data_buffer(memory_buffer, data_size)
if seal:
client.seal(object_id)
return memory_buffer, metadata
def create_object(client, data_size, metadata_size, seal=True):
object_id = random_object_id()
memory_buffer, metadata = create_object_with_id(client, object_id, data_size, metadata_size, seal=seal)
return object_id, memory_buffer, metadata