Completed
Pull Request — master (#33)
by Jace
04:24
created

dtb.HelpFormatter   A

Complexity

Total Complexity 1

Size/Duplication

Total Lines 5
Duplicated Lines 0 %

Test Coverage

Coverage 100%
Metric Value
dl 0
loc 5
ccs 3
cts 3
cp 1
rs 10
wmc 1
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"""Common classes and functions."""
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import argparse
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import logging
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from dtb import VERSION
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class HelpFormatter(argparse.HelpFormatter):
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    """Command-line help text formatter with wider help text."""
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    def __init__(self, *args, **kwargs):
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        super().__init__(*args, max_help_position=40, **kwargs)
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class WarningFormatter(logging.Formatter, object):
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    """Displays verbose logging for level WARNING or higher."""
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    def __init__(self, default_format, verbose_format, *args, **kwargs):
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        super().__init__(*args, **kwargs)
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        self.default_format = default_format
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        self.verbose_format = verbose_format
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    def format(self, record):
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        """Python 3 hack to change the formatting style dynamically."""
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        if record.levelno > logging.INFO:
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            self._style._fmt = self.verbose_format  # pylint: disable=W0212
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        else:
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            self._style._fmt = self.default_format  # pylint: disable=W0212
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        return super().format(record)
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# Shared command-line arguments
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DEBUG = argparse.ArgumentParser(add_help=False)
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DEBUG.add_argument('-V', '--version', action='version', version=VERSION)
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DEBUG.add_argument('-v', '--verbose', action='count', default=0,
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                   help="enable verbose logging")
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SHARED = {'formatter_class': HelpFormatter, 'parents': [DEBUG]}
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