126 lines
3.2 KiB
Python
126 lines
3.2 KiB
Python
"""
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core.logger - Log wrapper
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"""
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import sys
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__all__ = [
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'log'
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]
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#---
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# Internals
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#---
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_LOG_DEBUG = 7
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_LOG_INFO = 6
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_LOG_NOTICE = 5
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_LOG_USER = 4
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_LOG_WARN = 3
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_LOG_ERR = 2
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_LOG_CRIT = 1
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_LOG_EMERG = 0
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class _VxLogger():
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def __init__(self, logfile=None):
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self._logfile = logfile
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self._level = _LOG_USER
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self._indent = 0
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#---
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# Internals
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#---
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def _print(self, level, text, skip_indent, fileno):
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if self._level < level:
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return 0
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if not skip_indent and self._level == _LOG_DEBUG and self._indent > 0:
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text = ('>>> ' * self._indent) + text
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print(text, file=fileno, end='', flush=True)
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return len(text) + 1
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#---
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# Public properties
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#---
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@property
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def level(self):
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""" <property> handle print level """
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return self._level
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@level.setter
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def level(self, level):
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""" <property> handle print level """
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if level < _LOG_EMERG or level > _LOG_DEBUG:
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print(f"[log] level update to {level} is not possible, ignored")
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return
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self._level = level
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@property
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def indent(self):
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""" <property> handle indentation level for __LOG_DEBUG """
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return self._indent
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@indent.setter
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def indent(self, indent):
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""" <property> handle indentation level for __LOG_DEBUG """
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if indent < 0:
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print(f"[log] indent update to {indent} is not possible, ignored")
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return
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self._indent = indent
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#---
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# Public methods
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#---
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def debug(self, text, end='\n', skip_indent=False):
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""" print debug log """
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return self._print(
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_LOG_DEBUG, f"[DEBUG] {text}{end}", skip_indent, sys.stdout
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)
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def info(self, text, end='\n', skip_indent=False):
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""" print info log """
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return self._print(
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_LOG_INFO, f"[INFO] {text}{end}", skip_indent, sys.stdout
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)
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def notice(self, text, end='\n', skip_indent=False):
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""" print notice log """
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return self._print(
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_LOG_NOTICE, f"[NOTICE] {text}{end}", skip_indent, sys.stdout
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)
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def user(self, text, end='\n', skip_indent=False):
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""" print user log """
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return self._print(_LOG_USER, f"{text}{end}", skip_indent, sys.stdout)
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def warn(self, text, end='\n', skip_indent=False):
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""" print warning log """
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return self._print(
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_LOG_WARN, f"[WARN] {text}{end}", skip_indent, sys.stderr
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)
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def error(self, text, end='\n', skip_indent=False):
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""" print error log """
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return self._print(
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_LOG_ERR, f"[ERROR] {text}{end}", skip_indent, sys.stderr
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)
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def critical(self, text, end='\n', skip_indent=False):
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""" print critical log """
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return self._print(
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_LOG_CRIT, f"[CRITICAL] {text}{end}", skip_indent, sys.stderr
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)
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def emergency(self, text, end='\n', skip_indent=False):
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""" print emergency log """
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return self._print(
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_LOG_EMERG, f"[EMERGENCY] {text}{end}", skip_indent, sys.stderr
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)
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#---
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# Public functions
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#---
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log = _VxLogger()
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