mirror of
https://gerrit.googlesource.com/git-repo
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8d2a6df1fd
We're already keeping tracking of the start time, so might as well use it to display overall execution time for steps. Change-Id: Ib4cf8b2b0dfcdf7b776a84295d59cc569971bdf5 Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/298482 Reviewed-by: Michael Mortensen <mmortensen@google.com> Tested-by: Mike Frysinger <vapier@google.com>
124 lines
3.4 KiB
Python
124 lines
3.4 KiB
Python
# Copyright (C) 2009 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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import sys
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from time import time
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from repo_trace import IsTrace
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_NOT_TTY = not os.isatty(2)
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# This will erase all content in the current line (wherever the cursor is).
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# It does not move the cursor, so this is usually followed by \r to move to
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# column 0.
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CSI_ERASE_LINE = '\x1b[2K'
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def duration_str(total):
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"""A less noisy timedelta.__str__.
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The default timedelta stringification contains a lot of leading zeros and
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uses microsecond resolution. This makes for noisy output.
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"""
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hours, rem = divmod(total, 3600)
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mins, secs = divmod(rem, 60)
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ret = '%.3fs' % (secs,)
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if mins:
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ret = '%im%s' % (mins, ret)
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if hours:
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ret = '%ih%s' % (hours, ret)
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return ret
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class Progress(object):
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def __init__(self, title, total=0, units='', print_newline=False):
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self._title = title
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self._total = total
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self._done = 0
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self._start = time()
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self._show = False
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self._units = units
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self._print_newline = print_newline
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# Only show the active jobs section if we run more than one in parallel.
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self._show_jobs = False
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self._active = 0
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def start(self, name):
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self._active += 1
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if not self._show_jobs:
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self._show_jobs = self._active > 1
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self.update(inc=0, msg='started ' + name)
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def finish(self, name):
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self.update(msg='finished ' + name)
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self._active -= 1
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def update(self, inc=1, msg=''):
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self._done += inc
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if _NOT_TTY or IsTrace():
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return
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if not self._show:
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if 0.5 <= time() - self._start:
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self._show = True
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else:
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return
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if self._total <= 0:
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sys.stderr.write('%s\r%s: %d,' % (
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CSI_ERASE_LINE,
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self._title,
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self._done))
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sys.stderr.flush()
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else:
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p = (100 * self._done) / self._total
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if self._show_jobs:
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jobs = '[%d job%s] ' % (self._active, 's' if self._active > 1 else '')
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else:
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jobs = ''
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sys.stderr.write('%s\r%s: %2d%% %s(%d%s/%d%s)%s%s%s' % (
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CSI_ERASE_LINE,
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self._title,
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p,
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jobs,
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self._done, self._units,
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self._total, self._units,
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' ' if msg else '', msg,
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'\n' if self._print_newline else ''))
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sys.stderr.flush()
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def end(self):
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if _NOT_TTY or IsTrace() or not self._show:
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return
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duration = duration_str(time() - self._start)
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if self._total <= 0:
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sys.stderr.write('%s\r%s: %d, done in %s\n' % (
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CSI_ERASE_LINE,
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self._title,
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self._done,
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duration))
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sys.stderr.flush()
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else:
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p = (100 * self._done) / self._total
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sys.stderr.write('%s\r%s: %3d%% (%d%s/%d%s), done in %s\n' % (
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CSI_ERASE_LINE,
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self._title,
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p,
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self._done, self._units,
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self._total, self._units,
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duration))
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sys.stderr.flush()
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