54 lines
1.9 KiB
Python
54 lines
1.9 KiB
Python
#!/usr/bin/env python3.6
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#
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# Copyright (C) 2016,2017 The University of Sheffield, UK
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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#
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""" Various utility methods."""
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from time import sleep
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from random import random
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import traceback
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import logging
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def google_dos_protection(maxrange=0.3):
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"""Wait a random number of seconds (between 0.5 to 0.5+maxrange)
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to avoid Google's bot detection"""
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sleep(0.5+(random()*maxrange))
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def value_of(value, default):
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"""Get value or default value if None."""
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if value is not None and value is not "":
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return value
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else:
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return default
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def log_debug(msg, indent_level=0, extid="-" * 32):
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logging.debug(str(extid) + " " + 4 * indent_level * " " + str(msg))
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def log_info(msg, indent_level=0, extid="-" * 32):
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logging.info(str(extid) + " " + 4 * indent_level * " " + str(msg))
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def log_warning(msg, indent_level=0, extid="-" * 32):
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logging.warning(str(extid) + " " + 4 * indent_level * " " + str(msg))
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def log_error(msg, indent_level=0, extid="-" * 32):
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logging.error(str(extid) + " " + 4 * indent_level * " " + str(msg))
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def log_exception(msg, indent_level=0, extid="-" * 32):
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logging.error(str(extid) + " " + 4 * indent_level * " " + str(msg))
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for line in traceback.format_exc().splitlines():
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logging.error(str(extid) + " " + 4 * indent_level * " " + line)
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