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* [gentoo-portage-dev] [PATCH] Remove unnecessary time.monotonic() compat
@ 2020-07-14 18:41 Michał Górny
  2020-07-14 19:18 ` Zac Medico
  0 siblings, 1 reply; 2+ messages in thread
From: Michał Górny @ 2020-07-14 18:41 UTC (permalink / raw
  To: gentoo-portage-dev; +Cc: Michał Górny

time.monotonic() is available since py3.3, so there's no need for
the compat anymore.

Signed-off-by: Michał Górny <mgorny@gentoo.org>
---
 lib/portage/dbapi/vartree.py                 |  7 ++--
 lib/portage/tests/util/futures/test_retry.py |  8 ++---
 lib/portage/util/_eventloop/EventLoop.py     |  6 ++--
 lib/portage/util/monotonic.py                | 34 --------------------
 4 files changed, 10 insertions(+), 45 deletions(-)
 delete mode 100644 lib/portage/util/monotonic.py

diff --git a/lib/portage/dbapi/vartree.py b/lib/portage/dbapi/vartree.py
index 3687b471b..80ca0ab80 100644
--- a/lib/portage/dbapi/vartree.py
+++ b/lib/portage/dbapi/vartree.py
@@ -1,4 +1,4 @@
-# Copyright 1998-2019 Gentoo Authors
+# Copyright 1998-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 from __future__ import division, unicode_literals
@@ -36,7 +36,6 @@ portage.proxy.lazyimport.lazyimport(globals(),
 	'portage.util.install_mask:install_mask_dir,InstallMask,_raise_exc',
 	'portage.util.listdir:dircache,listdir',
 	'portage.util.movefile:movefile',
-	'portage.util.monotonic:monotonic',
 	'portage.util.path:first_existing,iter_parents',
 	'portage.util.writeable_check:get_ro_checker',
 	'portage.util._xattr:xattr',
@@ -3616,7 +3615,7 @@ class dblink(object):
 			symlink_collisions = []
 			destroot = self.settings['ROOT']
 			totfiles = len(file_list) + len(symlink_list)
-			previous = monotonic()
+			previous = time.monotonic()
 			progress_shown = False
 			report_interval = 1.7  # seconds
 			falign = len("%d" % totfiles)
@@ -3625,7 +3624,7 @@ class dblink(object):
 			for i, (f, f_type) in enumerate(chain(
 				((f, "reg") for f in file_list),
 				((f, "sym") for f in symlink_list))):
-				current = monotonic()
+				current = time.monotonic()
 				if current - previous > report_interval:
 					showMessage(_("%3d%% done,  %*d files remaining ...\n") %
 							(i * 100 / totfiles, falign, totfiles - i))
diff --git a/lib/portage/tests/util/futures/test_retry.py b/lib/portage/tests/util/futures/test_retry.py
index 7a1e76280..4530bba83 100644
--- a/lib/portage/tests/util/futures/test_retry.py
+++ b/lib/portage/tests/util/futures/test_retry.py
@@ -1,4 +1,4 @@
-# Copyright 2018 Gentoo Foundation
+# Copyright 2018-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 try:
@@ -12,6 +12,7 @@ except ImportError:
 	import dummy_threading as threading
 
 import sys
+import time
 
 from portage.tests import TestCase
 from portage.util._eventloop.global_event_loop import global_event_loop
@@ -19,7 +20,6 @@ from portage.util.backoff import RandomExponentialBackoff
 from portage.util.futures import asyncio
 from portage.util.futures.retry import retry
 from portage.util.futures.executor.fork import ForkExecutor
-from portage.util.monotonic import monotonic
 
 
 class SucceedLaterException(Exception):
@@ -31,12 +31,12 @@ class SucceedLater(object):
 	A callable object that succeeds some duration of time has passed.
 	"""
 	def __init__(self, duration):
-		self._succeed_time = monotonic() + duration
+		self._succeed_time = time.monotonic() + duration
 
 	def __call__(self):
 		loop = global_event_loop()
 		result = loop.create_future()
-		remaining = self._succeed_time - monotonic()
+		remaining = self._succeed_time - time.monotonic()
 		if remaining > 0:
 			loop.call_soon_threadsafe(lambda: None if result.done() else
 				result.set_exception(SucceedLaterException(
diff --git a/lib/portage/util/_eventloop/EventLoop.py b/lib/portage/util/_eventloop/EventLoop.py
index ffd12cff9..a3bea97aa 100644
--- a/lib/portage/util/_eventloop/EventLoop.py
+++ b/lib/portage/util/_eventloop/EventLoop.py
@@ -1,4 +1,4 @@
-# Copyright 1999-2018 Gentoo Foundation
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 from __future__ import division
@@ -11,6 +11,7 @@ import os
 import select
 import signal
 import sys
+import time
 import traceback
 
 try:
@@ -37,7 +38,6 @@ portage.proxy.lazyimport.lazyimport(globals(),
 )
 
 from portage.util import writemsg_level
-from portage.util.monotonic import monotonic
 from ..SlotObject import SlotObject
 from .PollConstants import PollConstants
 from .PollSelectAdapter import PollSelectAdapter
@@ -887,7 +887,7 @@ class EventLoop(object):
 		epoch, precision, accuracy and drift are unspecified and may
 		differ per event loop.
 		"""
-		return monotonic()
+		return time.monotonic()
 
 	def call_later(self, delay, callback, *args, **kwargs):
 		"""
diff --git a/lib/portage/util/monotonic.py b/lib/portage/util/monotonic.py
deleted file mode 100644
index e50564851..000000000
--- a/lib/portage/util/monotonic.py
+++ /dev/null
@@ -1,34 +0,0 @@
-# Copyright 2018 Gentoo Foundation
-# Distributed under the terms of the GNU General Public License v2
-
-__all__ = ['monotonic']
-
-import time
-try:
-	import threading
-except ImportError:
-	import dummy_threading as threading
-
-monotonic = getattr(time, 'monotonic', None)
-
-if monotonic is None:
-	def monotonic():
-		"""
-		Emulate time.monotonic() which is available in Python 3.3 and later.
-
-		@return: A float expressed in seconds since an epoch.
-		"""
-		with monotonic._lock:
-			current = time.time() + monotonic._offset
-			delta = current - monotonic._previous
-			if delta < 0:
-				monotonic._offset -= delta
-				current = monotonic._previous
-			else:
-				monotonic._previous = current
-			return current
-
-	# offset is used to counteract any backward movements
-	monotonic._offset = 0
-	monotonic._previous = time.time()
-	monotonic._lock = threading.Lock()
-- 
2.27.0



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2020-07-14 18:41 [gentoo-portage-dev] [PATCH] Remove unnecessary time.monotonic() compat Michał Górny
2020-07-14 19:18 ` Zac Medico

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