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"""
Logging support for make_layout.
"""
__author__ = "Steve Dower <steve.dower@python.org>"
__version__ = "3.8"
import logging
import sys
__all__ = []
LOG = None
HAS_ERROR = False
def public(f):
__all__.append(f.__name__)
return f
@public
def configure_logger(ns):
global LOG
if LOG:
return
LOG = logging.getLogger("make_layout")
LOG.level = logging.DEBUG
if ns.v:
s_level = max(logging.ERROR - ns.v * 10, logging.DEBUG)
f_level = max(logging.WARNING - ns.v * 10, logging.DEBUG)
else:
s_level = logging.ERROR
f_level = logging.INFO
handler = logging.StreamHandler(sys.stdout)
handler.setFormatter(logging.Formatter("{levelname:8s} {message}", style="{"))
handler.setLevel(s_level)
LOG.addHandler(handler)
if ns.log:
handler = logging.FileHandler(ns.log, encoding="utf-8", delay=True)
handler.setFormatter(
logging.Formatter("[{asctime}]{levelname:8s}: {message}", style="{")
)
handler.setLevel(f_level)
LOG.addHandler(handler)
class BraceMessage:
def __init__(self, fmt, *args, **kwargs):
self.fmt = fmt
self.args = args
self.kwargs = kwargs
def __str__(self):
return self.fmt.format(*self.args, **self.kwargs)
@public
def log_debug(msg, *args, **kwargs):
return LOG.debug(BraceMessage(msg, *args, **kwargs))
@public
def log_info(msg, *args, **kwargs):
return LOG.info(BraceMessage(msg, *args, **kwargs))
@public
def log_warning(msg, *args, **kwargs):
return LOG.warning(BraceMessage(msg, *args, **kwargs))
@public
def log_error(msg, *args, **kwargs):
global HAS_ERROR
HAS_ERROR = True
return LOG.error(BraceMessage(msg, *args, **kwargs))
@public
def log_exception(msg, *args, **kwargs):
global HAS_ERROR
HAS_ERROR = True
return LOG.exception(BraceMessage(msg, *args, **kwargs))
@public
def error_was_logged():
return HAS_ERROR
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