class ExcelMCPError(Exception):
"""Base exception for Excel MCP errors."""
pass
class WorkbookError(ExcelMCPError):
"""Raised when workbook operations fail."""
pass
class SheetError(ExcelMCPError):
"""Raised when sheet operations fail."""
pass
class DataError(ExcelMCPError):
"""Raised when data operations fail."""
pass
class ValidationError(ExcelMCPError):
"""Raised when validation fails."""
pass
class FormattingError(ExcelMCPError):
"""Raised when formatting operations fail."""
pass
class CalculationError(ExcelMCPError):
"""Raised when formula calculations fail."""
pass
class PivotError(ExcelMCPError):
"""Raised when pivot table operations fail."""
pass
class ChartError(ExcelMCPError):
"""Raised when chart operations fail."""
pass