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stdstream_uploader.py
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stdstream_uploader.py
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#
# Copyright (c) 2019, Neptune Labs Sp. z o.o.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import sys
from neptune.internal.channels.channels import ChannelNamespace
from neptune.internal.streams.channel_writer import ChannelWriter
class StdStreamWithUpload(object):
def __init__(self, experiment, channel_name, stream):
# pylint:disable=protected-access
self._channel = experiment._get_channel(channel_name, "text", ChannelNamespace.SYSTEM)
self._channel_writer = ChannelWriter(experiment, channel_name, ChannelNamespace.SYSTEM)
self._stream = stream
def write(self, data):
self._stream.write(data)
try:
self._channel_writer.write(data)
# pylint:disable=bare-except
except:
pass
def isatty(self):
return hasattr(self._stream, "isatty") and self._stream.isatty()
def flush(self):
self._stream.flush()
def fileno(self):
return self._stream.fileno()
class StdOutWithUpload(StdStreamWithUpload):
def __init__(self, experiment):
super(StdOutWithUpload, self).__init__(experiment, "stdout", sys.__stdout__)
sys.stdout = self
def close(self):
sys.stdout = sys.__stdout__
class StdErrWithUpload(StdStreamWithUpload):
def __init__(self, experiment):
super(StdErrWithUpload, self).__init__(experiment, "stderr", sys.__stderr__)
sys.stderr = self
def close(self):
sys.stderr = sys.__stderr__