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# Copyright (C) 2017-2024 Vanessa Sochat.
# This Source Code Form is subject to the terms of the
# Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed
# with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
import os
import platform
from spython.logger import bot
from spython.utils import get_userhome, get_username
def error_logs(self, print_logs=False):
"""For Singularity 3.5 and later, we are able to programatically
derive the name of the log. In this case, return the content
to the user. See
https://github.com/sylabs/singularity/issues/1115#issuecomment-560457918
for when this was added.
Parameters
==========
print_logs: boolean to indicate to print to the screen along with
return (defaults to False to just return log string)
"""
return self._logs(print_logs, "err")
def output_logs(self, print_logs=False):
"""Get output logs for the user, if they exist.
Parameters
==========
print_logs: boolean to indicate to print to the screen along with
return (defaults to False to just return log string)
"""
return self._logs(print_logs, "out")
def _logs(self, print_logs=False, ext="out"):
"""A shared function to print log files. The only differing element is
the extension (err or out)
"""
from spython.utils import check_install
check_install()
# Formulate the path of the logs
hostname = platform.node()
logpath = os.path.join(
get_userhome(),
".singularity",
"instances",
"logs",
hostname,
get_username(),
"%s.%s" % (self.name, ext),
)
if os.path.exists(logpath):
with open(logpath, "r") as filey:
logs = filey.read()
if print_logs is True:
print(logs)
else:
bot.warning("No log files have been produced.")
return logs
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