016f28250b
fix fairly uncontroversial stuff in my.core like - line spacing, which isn't too annoying (e.g. unlike many inline whitespace checks that break vertical formatting) - unused imports/variables - too broad except
52 lines
No EOL
1.5 KiB
Python
52 lines
No EOL
1.5 KiB
Python
'''
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A helper to make warnings a bit more visible.
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TODO ideally would be great to replace with some existing solution, or find a better way,
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since who looks at the terminal output?
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E.g. would be nice to propagate the warnings in the UI (it's even a subclass of Exception!)
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'''
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import sys
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from typing import Optional
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import warnings
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import click
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def _colorize(x: str, color: Optional[str]=None) -> str:
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if color is None:
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return x
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if not sys.stdout.isatty():
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return x
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# click handles importing/initializing colorama if necessary
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# on windows it installs it if necessary
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# on linux/mac, it manually handles ANSI without needing termcolor
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return click.style(x, fg=color)
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def _warn(message: str, *args, color: Optional[str]=None, **kwargs) -> None:
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stacklevel = kwargs.get('stacklevel', 1)
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kwargs['stacklevel'] = stacklevel + 2 # +1 for this function, +1 for medium/high wrapper
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warnings.warn(_colorize(message, color=color), *args, **kwargs)
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def low(message: str, *args, **kwargs) -> None:
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# kwargs['color'] = 'grey' # eh, grey is way too pale
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_warn(message, *args, **kwargs)
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def medium(message: str, *args, **kwargs) -> None:
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kwargs['color'] = 'yellow'
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_warn(message, *args, **kwargs)
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def high(message: str, *args, **kwargs) -> None:
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'''
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Meant for deprecations, i.e. things that better get some user attention
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'''
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kwargs['color'] = 'red'
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_warn(message, *args, **kwargs)
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# NOTE: deprecated -- legacy import
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from warnings import warn |