Release standalone PPT template workflow 0.5.0

runtime/ppt-master/scripts/pptx_shapes/errors.py

@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+"""
+PPT Master - PPTX Shape Errors
+
+Shared exception types for the DrawingML preset-geometry package.
+
+Usage:
+    Import exception classes from pptx_shapes.errors.
+
+Examples:
+    from pptx_shapes.errors import FormulaEvaluationError
+
+Dependencies:
+    None (only uses standard library)
+"""
+
+
+class PresetShapeError(ValueError):
+    """Base error for invalid preset-shape data or evaluation input."""
+
+
+class PresetShapeDataError(PresetShapeError):
+    """Raised when the bundled preset catalog is incomplete or malformed."""
+
+
+class FormulaSyntaxError(PresetShapeError):
+    """Raised when a DrawingML guide formula has invalid syntax."""
+
+
+class FormulaEvaluationError(PresetShapeError):
+    """Raised when a syntactically valid formula cannot be evaluated."""
+
+
+class UnknownGuideError(PresetShapeError):
+    """Raised when a formula references an unknown guide token."""
+
+
+class UnknownPresetShapeError(KeyError):
+    """Raised when a preset name is absent from the locked shape catalog."""