Added ability to remove non-svg LaTeX files

manim/_config/utils.py

@@ -309,6 +309,7 @@ class MyScene(Scene):
         "write_to_movie",
         "zero_pad",
         "force_window",
+        "no_latex_cleanup",
     }
 
     def __init__(self) -> None:
@@ -580,6 +581,7 @@ def digest_parser(self, parser: configparser.ConfigParser) -> ManimConfig:
             "use_projection_stroke_shaders",
             "enable_wireframe",
             "force_window",
+            "no_latex_cleanup",
         ]:
             setattr(self, key, parser["CLI"].getboolean(key, fallback=False))
 
@@ -756,6 +758,7 @@ def digest_args(self, args: argparse.Namespace) -> ManimConfig:
             "enable_wireframe",
             "force_window",
             "dry_run",
+            "no_latex_cleanup",
         ]:
             if hasattr(args, key):
                 attr = getattr(args, key)
@@ -960,6 +963,12 @@ def digest_file(self, filename: str | os.PathLike) -> ManimConfig:
         doc="Set to force window when using the opengl renderer",
     )
 
+    no_latex_cleanup = property(
+        lambda self: self._d["no_latex_cleanup"],
+        lambda self, val: self._set_boolean("no_latex_cleanup", val),
+        doc="Deletes .aux, .dvi, and .log files produced by Tex and MathTex.",
+    )
+
     @property
     def verbosity(self):
         """Logger verbosity; "DEBUG", "INFO", "WARNING", "ERROR", or "CRITICAL" (-v)."""

manim/cli/render/global_options.py

@@ -102,4 +102,10 @@ def validate_gui_location(ctx, param, value):
         help="Renders animations without outputting image or video files and disables the window",
         default=False,
     ),
+    option(
+        "--no_latex_cleanup",
+        is_flag=True,
+        help="Deletes .aux, .dvi, and .log files produced by Tex and MathTex.",
+        default=False,
+    ),
 )

manim/utils/tex_file_writing.py

@@ -50,22 +50,31 @@ def tex_to_svg_file(
     """
     if tex_template is None:
         tex_template = config["tex_template"]
-    tex_file = generate_tex_file(expression, environment, tex_template)
+    tex_file, svg = generate_tex_file(expression, environment, tex_template)
+
+    # check if svg already exists
+    if isinstance(svg, Path):
+        return svg
+
     dvi_file = compile_tex(
         tex_file,
         tex_template.tex_compiler,
         tex_template.output_format,
     )
-    return convert_to_svg(dvi_file, tex_template.output_format)
+    svg_file = convert_to_svg(dvi_file, tex_template.output_format)
+    if not config["no_latex_cleanup"]:
+        delete_nonsvg_files()
+    return svg_file
 
 
 def generate_tex_file(
     expression: str,
     environment: str | None = None,
     tex_template: TexTemplate | None = None,
-):
+) -> tuple[Path, Path | None]:
     """Takes a tex expression (and an optional tex environment),
     and returns a fully formed tex file ready for compilation.
+    Along the way, checks if an svg file for the expression already exists.
 
     Parameters
     ----------
@@ -80,6 +89,9 @@ def generate_tex_file(
     -------
     :class:`Path`
         Path to generated TeX file
+
+    :class:`Path` | `None`
+        Path to svg file if it exists, else None
     """
     if tex_template is None:
         tex_template = config["tex_template"]
@@ -92,14 +104,21 @@ def generate_tex_file(
     if not tex_dir.exists():
         tex_dir.mkdir()
 
-    result = tex_dir / (tex_hash(output) + ".tex")
+    output_hash = tex_hash(output)
+    # check if svg for expression already exists
+    svg_path = tex_dir / (output_hash + ".svg")
+    if svg_path.exists():
+        # svg for expression found
+        return "_", svg_path
+
+    result = tex_dir / (output_hash + ".tex")
     if not result.exists():
         logger.info(
             "Writing %(expression)s to %(path)s",
             {"expression": expression, "path": f"{result}"},
         )
         result.write_text(output, encoding="utf-8")
-    return result
+    return result, None
 
 
 def tex_compilation_command(
@@ -251,6 +270,23 @@ def convert_to_svg(dvi_file: Path, extension: str, page: int = 1):
     return result
 
 
+def delete_nonsvg_files(additional_endings: tuple[str] = ()) -> None:
+    """Deletes the .dvi, .aux, and .log files produced when using `Tex` or `MathTex`
+
+    Parameters:
+    -----------
+    additional_endings
+        Additional Endings to remove in Tex folder
+    """
+
+    tex_files_directory = config.get_dir("tex_dir")
+
+    file_endings = (".dvi", ".aux", ".log", *additional_endings)
+    for file_name in tex_files_directory.iterdir():
+        if any(file_name.suffix == s for s in file_endings):
+            file_name.unlink()
+
+
 def print_all_tex_errors(log_file: Path, tex_compiler: str, tex_file: Path) -> None:
     if not log_file.exists():
         raise RuntimeError(