105 lines
3.3 KiB
Python
105 lines
3.3 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright 2012-2017 Romain Dorgueil
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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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from functools import lru_cache
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import blessings
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import psutil
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from bonobo.core.plugins import Plugin
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from bonobo.util import terminal as t
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@lru_cache(1)
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def memory_usage():
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process = psutil.Process(os.getpid())
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return process.get_memory_info()[0] / float(2**20)
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# @lru_cache(64)
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# def execution_time(harness):
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# return datetime.datetime.now() - harness._started_at
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class ConsoleOutputPlugin(Plugin):
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"""
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Outputs status information to the connected stdout. Can be a TTY, with or without support for colors/cursor
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movements, or a non tty (pipe, file, ...). The features are adapted to terminal capabilities.
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.. attribute:: prefix
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String prefix of output lines.
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"""
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def __init__(self, prefix=''):
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self.prefix = prefix
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def _write(self, context, rewind):
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profile, debug = False, False
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if profile:
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append = (
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('Memory', '{0:.2f} Mb'.format(memory_usage())),
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# ('Total time', '{0} s'.format(execution_time(harness))),
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)
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else:
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append = ()
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self.write(context, prefix=self.prefix, append=append, debug=debug, profile=profile, rewind=rewind)
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# self.widget.value = [repr(component) for component in context.parent.components]
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def run(self, context):
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if t.is_a_tty:
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self._write(context.parent, rewind=True)
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else:
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pass # not a tty
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def finalize(self, context):
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self._write(context.parent, rewind=False)
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@staticmethod
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def write(context, prefix='', rewind=True, append=None, debug=False, profile=False):
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t_cnt = len(context)
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for i, component in enumerate(context):
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if component.alive:
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_line = ''.join(
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(
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t.black('({})'.format(i + 1)), ' ', t.bold(t.white('+')), ' ', component.name, ' ',
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component.get_statistics_as_string(debug=debug, profile=profile), ' ',
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)
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)
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else:
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_line = t.black(
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''.join(
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(
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'({})'.format(i + 1), ' - ', component.name, ' ',
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component.get_statistics_as_string(debug=debug, profile=profile), ' ',
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)
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)
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)
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print(prefix + _line + t.clear_eol)
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if append:
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# todo handle multiline
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print(' `->', ' '.join('{0}: {1}'.format(t.bold(t.white(k)), v) for k, v in append), t.clear_eol)
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t_cnt += 1
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if rewind:
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print(t.clear_eol)
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print(t.move_up * (t_cnt + 2))
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