refactor: update presentation save paths to use with_suffix for consistency

Author: ya7010

examples/dataflame_table.py

@@ -4,9 +4,6 @@
 
 import tppt
 
-# Flag to determine whether to use Polars
-EXAMPLE_DIR = Path(__file__).parent
-
 
 def main():
     """Run the sample."""
@@ -71,7 +68,7 @@ def main():
     )
 
     # Save the presentation
-    presentation.save(EXAMPLE_DIR / "dataflame_table.pptx")
+    presentation.save(Path(__file__).with_suffix(".pptx"))
 
     print("Successfully created presentation from Polars dataframe!")
 
@@ -90,4 +87,4 @@ def main():
                 width=(500, "pt"),
                 height=(50, "pt"),
             )
-        ).build().save(EXAMPLE_DIR / "dataflame_table.pptx")
+        ).build().save(Path(__file__).with_suffix(".pptx"))

examples/presentation_tree.py

@@ -5,8 +5,6 @@
 
 import tppt
 
-EXAMPLE_DIR = Path(__file__).parent
-
 
 def main() -> None:
     presentation = (
@@ -22,7 +20,7 @@ def main() -> None:
         )
         .build()
     )
-    presentation.save(EXAMPLE_DIR / "presentation_tree.pptx")
+    presentation.save(Path(__file__).with_suffix(".pptx"))
 
     # Get and display the tree structure
     print(

examples/simple_example.py

@@ -116,7 +116,7 @@ def main():
     )
 
     # Save the presentation
-    presentation.save(Path(__file__).parent / "simple_example.pptx")
+    presentation.save(Path(__file__).with_suffix(".pptx"))
 
     print("Rich presentation created successfully!")