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31 lines
951 B
Python
31 lines
951 B
Python
"""
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Custom exception classes for the inventory system.
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"""
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class InventoryException(Exception):
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"""Base exception class for inventory system."""
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def __init__(self, message, code=None, extra=None):
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self.message = message
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self.code = code
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self.extra = extra or {}
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super().__init__(self.message)
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class InventoryValidationError(InventoryException):
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"""Raised when validation fails."""
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pass
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class InventoryBusinessError(InventoryException):
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"""Raised when a business rule is violated."""
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pass
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class InsufficientStockError(InventoryBusinessError):
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"""Raised when there is insufficient stock for a transaction."""
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pass
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class AuthorizationError(InventoryException):
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"""Raised when a user is not authorized to perform an action."""
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pass
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class ResourceNotFoundError(InventoryException):
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"""Raised when a requested resource is not found."""
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pass |