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sidedata: add a way of replacing an existing sidedata computer...
sidedata: add a way of replacing an existing sidedata computer This will be useful in a future patch to replace a sequential computer with a parallel computer. We only allow for explicit replacement, to force the users to think about overriding computers. Differential Revision: https://phab.mercurial-scm.org/D10358

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__init__.py
35 lines | 873 B | text/x-python | PythonLexer
from __future__ import (
absolute_import,
division,
)
import os
import time
# work around check-code complains
#
# This is a simple log level module doing simple test related work, we can't
# import more things, and we do not need it.
environ = getattr(os, 'environ')
def _timeout_factor():
"""return the current modification to timeout"""
default = int(environ.get('HGTEST_TIMEOUT_DEFAULT', 1))
current = int(environ.get('HGTEST_TIMEOUT', default))
return current / float(default)
def wait_file(path, timeout=10):
timeout *= _timeout_factor()
start = time.time()
while not os.path.exists(path):
if time.time() - start > timeout:
raise RuntimeError(b"timed out waiting for file: %s" % path)
time.sleep(0.01)
def write_file(path, content=b''):
with open(path, 'wb') as f:
f.write(content)