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from typing import ClassVar
class BaseDatabaseConfigurationException(Exception): # noqa: N818
"""Base exception for errors related to database configuration."""
class DatabaseConfigurationNotFound(BaseDatabaseConfigurationException):
"""``BaseDatabaseConfiguration`` subclass when given db vendor not found."""
message_template: ClassVar[str] = (
'``BaseDatabaseConfiguration`` subclass for "{0}" vendor not found'
)
def __init__(self, vendor: str) -> None:
"""Format and set message from args and ``message_template``."""
super().__init__(self.message_template.format(vendor))
class DatabaseConfigurationSettingNotFound(BaseDatabaseConfigurationException):
"""Database configurations setting not found."""
message_template: ClassVar[str] = (
'Database vendor "{0}" does not support setting "{1}"'
)
def __init__(self, vendor: str, setting_name: str) -> None:
"""Format and set message from args and ``message_template``."""
super().__init__(self.message_template.format(vendor, setting_name))
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