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Start processes using the same version of Python that was used to start Ray. (#760)

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* Make local scheduler start workers using the same version of Python that was used to start the local scheduler.

* Use current version of python to start new processes instead of hardcoded python executable.

* Fix linting.
This commit is contained in:
Robert Nishihara
2017-07-20 17:05:10 -07:00
committed by Philipp Moritz
parent c31c20ca9c
commit 13000b7503
3 changed files with 12 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files
python/ray/local_scheduler/local_scheduler_services.py
+4 -2
View File
@@ -5,6 +5,7 @@ from __future__ import print_function
import os
import random
import subprocess
import sys
import time
@@ -81,13 +82,14 @@ def start_local_scheduler(plasma_store_name,
assert plasma_store_name is not None
assert plasma_manager_name is not None
assert redis_address is not None
start_worker_command = ("python {} "
start_worker_command = ("{} {} "
"--node-ip-address={} "
"--object-store-name={} "
"--object-store-manager-name={} "
"--local-scheduler-name={} "
"--redis-address={}"
.format(worker_path,
.format(sys.executable,
worker_path,
node_ip_address,
plasma_store_name,
plasma_manager_name,
python/ray/services.py
+3 -3
View File
@@ -412,7 +412,7 @@ def start_log_monitor(redis_address, node_ip_address, stdout_file=None,
log_monitor_filepath = os.path.join(
os.path.dirname(os.path.abspath(__file__)),
"log_monitor.py")
p = subprocess.Popen(["python", log_monitor_filepath,
p = subprocess.Popen([sys.executable, log_monitor_filepath,
"--redis-address", redis_address,
"--node-ip-address", node_ip_address],
stdout=stdout_file, stderr=stderr_file)
@@ -686,7 +686,7 @@ def start_worker(node_ip_address, object_store_name, object_store_manager_name,
Python process that imported services exits. This is True by
default.
"""
command = ["python",
command = [sys.executable,
worker_path,
"--node-ip-address=" + node_ip_address,
"--object-store-name=" + object_store_name,
@@ -719,7 +719,7 @@ def start_monitor(redis_address, node_ip_address, stdout_file=None,
"""
monitor_path = os.path.join(os.path.dirname(os.path.abspath(__file__)),
"monitor.py")
command = ["python",
command = [sys.executable,
monitor_path,
"--redis-address=" + str(redis_address)]
p = subprocess.Popen(command, stdout=stdout_file, stderr=stderr_file)