Improve file handling in Tikz directive

docutils_extended/directives/tikz_directive.py

@@ -194,8 +194,9 @@ class Tikz(Directive):
         rendered_tikz_filename = render_tikz("\n".join(content), self.options, output_svg=is_output_mode_html)
         if is_output_mode_html:
             reference = directives.uri(convert_image_to_html_base64(rendered_tikz_filename))
+            os.remove(rendered_tikz_filename)
         else:
-            shutil.copy(rendered_tikz_filename, os.path.join(BUILD_DIRECTORY, os.path.basename(rendered_tikz_filename)))
+            shutil.move(rendered_tikz_filename, os.path.join(BUILD_DIRECTORY, os.path.basename(rendered_tikz_filename)))
             reference = directives.uri(rendered_tikz_filename)
         self.options["uri"] = reference
         if is_output_mode_html and not any(attr in self.options for attr in ("height", "width", "scale")):