39 lines
No EOL
1.5 KiB
Python
39 lines
No EOL
1.5 KiB
Python
"""
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* LogarithmPlotter - 2D plotter software to make BODE plots, sequences and distribution functions.
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* Copyright (C) 2021-2024 Ad5001
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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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class Assertion(Exception):
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def __init__(self, assertion: bool, message: str, invert: bool):
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self.assertion = assertion
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self.message = message
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self.invert = invert
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def _invert_message(self):
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for verb in ('is', 'was', 'has', 'have'):
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for negative in ("n't", ' not', ' never', ' no'):
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self.message = self.message.replace(f"{verb}{negative}", verb.upper())
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def __str__(self):
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return self.message
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def __bool__(self):
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if not self.invert and not self.assertion:
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raise self
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if self.invert and self.assertion:
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self._invert_message()
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raise self
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return True # Raises otherwise. |