Changelog

This document records all notable changes to CodeVideoRenderer.

See also

CodeVideoRenderer 1.2.3 Latest

Date: May 4, 2026

See details at https://pypi.org/project/codevideorenderer/1.2.3/.

Additions

  • Added moviepy version requirement <2.0.0 for Python 3.8

  • Added typing-extensions dependency with a minimum required version of 4.0.0

  • Added imageio-ffmpeg dependency with a minimum required version of 0.4.0

  • Added typeguard dependency with a minimum required version of 3.0

  • Added import of annotations (from __future__) in typing.py and utils.py for compatibility with Python 3.8, 3.9

Changes

  • Downgraded the minimum required version of the manim dependency from 0.20.1 to 0.18.0

  • Downgraded the minimum required version of the numpy dependency from 2.4.2 to 1.24.4

  • Downgraded the minimum required version of the pillow dependency from 11.2.1 to 9.1

  • Downgraded the minimum required Python version from 3.9 to 3.8

  • Modified the import methods of TypeAlias, UnionType and VideoFileClip for compatibility with Python 3.8, 3.9

  • Replaced all type annotations in the format of type | type with Union[type, type] for compatibility with Python 3.8, 3.9

  • Changed all PathLike[str] to PathLike (as PathLike in Python 3.8 does not support generics)

  • Replaced all type annotations in the formats of tuple[...], list[...] and dict[...] with Tuple[...], List[...] and Dict[...] respectively for compatibility with Python 3.8

  • Switched the type checker from typeChecker() to typeguard.typechecked()

Deletions

  • Removed checkType() and typeChecker() from utils.py

CodeVideoRenderer 1.2.2

Date: Apr 27, 2026

See details at https://pypi.org/project/codevideorenderer/1.2.2/.

Changes

  • Convert all documents (functions, classes, constants) to the reStructuredText format for better compatibility with Sphinx documentation.

  • Change the default value of the formatter_style parameter in the CameraFollowCursorCV class to "material".

CodeVideoRenderer 1.2.1

Date: Mar 22, 2026

See details at https://pypi.org/project/codevideorenderer/1.2.1/.

Additions

  • Add the __version__ variable to __init__.py

  • Add the __all__ variable to config.py, renderer.py, typing.py, and utils.py

  • Add the formatter_style parameter to the CameraFollowCursorCV class

  • Add beautification for terminal error messages

  • Add parameter descriptions and type annotations for all functions and classes

  • Add the __getattribute__() function to the CameraFollowCursorCV class to prevent data modification by changing attributes

  • Add the CodeVideoRendererFont font to support Chinese characters

  • Add the NOT_AVAILABLE_CHARACTERS variable to config.py

  • Add the Parameters class to the CameraFollowCursorCV class for managing and retrieving parameters

  • Add version.py to manage package version

Changes

  • Change the function name format from aaa_bbb (snake_case) to aaaBbb (camelCase)

  • Change the PygmentsLanguage class to a Literal type

  • Refactor the default_progress_bar function into the DefaultProgressBar class

  • Split CameraFollowCursorCVR.py into renderer.py, typing.py, and utils.py

  • Modify the whitespace handling logic to improve rendering speed

  • Make partial modifications to the parameters and descriptions of the CameraFollowCursorCV class

  • Modify some terminal output content

  • Update the value of CODE_OFFSET in config.py

Fixes

  • Fix the code offset issue caused by @gaojj2000 in #5

  • Fix the code_line_rectangle offset issue that occurs when code offset happens

Deletions

  • Remove the DEFAULT_CODE_FORMATTER_STYLE, AVAILABLE_CHARACTERS, and EMPTY_CHARACTER variables from config.py

CodeVideoRenderer 1.1.2

Date: Feb 11, 2026

See details at https://pypi.org/project/codevideorenderer/1.1.2/.

Fixes

  • Fixed the cursor position error caused by manim uniformly removing leading spaces on each line (see #5 for details).

CodeVideoRenderer 1.1.1

Date: Feb 11, 2026

See details at https://pypi.org/project/codevideorenderer/1.1.1/.

Additions

  • Added compatibility updates for manim==0.19.1 (see #3 for details).

  • Added glow effects.

  • Adapted to OpenGL rendering and resolved related issues when switching to OpenGL rendering (see #4 for details).

  • Added the renderer parameter to CameraFollowCursorCV to configure the renderer.

Changes

  • Modified type_checker() to adapt to Literal and PygmentsLanguage.

  • Optimized terminal display.

  • Integrated functions.py into CameraFollowCursorCVR.py.

  • Adopted the timeit module to calculate rendering time and eliminate redundant variables.

  • Changed the type of the language parameter in CameraFollowCursorCV from str to PygmentsLanguage.

  • Refactored the file structure.

Deletions

  • Removed summary output before rendering the Scene.

  • Deleted unused constants in config.py.

CodeVideoRenderer 1.1.0

Date: Dec 25, 2025

See details at https://pypi.org/project/codevideorenderer/1.1.0/.

Additions

  • Added opening animation.

Changes

  • Revised camera movement logic.

Fixes

  • Fixed the issue where output could not be terminated when output=False was used in render().

CodeVideoRenderer 1.0.9.post2

Date: Nov 24, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.9.post2/.

Changes

  • Adjusted the spacing between the cursor and characters.

CodeVideoRenderer 1.0.9.post1

Date: Nov 17, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.9.post1/.

Changes

  • Redesigned progress bar style and added a {task.completed}/{task.total} field.

Fixes

  • Fixed partial issues with the type_checker() decorator.

CodeVideoRenderer 1.0.9

Date: Nov 16, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.9/.

Changes

  • Overhauled and rewrote camera movement logic, and added automatic camera scaling.

  • Used rich to print initial data at the start of rendering.

  • Rewrote the rendering progress bar with rich.progress.

  • Refactored type checking and adopted rich.traceback for cleaner error output.

CodeVideoRenderer 1.0.8.post1

Date: Nov 8, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.8.post1/.

Fixes

  • Fixed issues in __init__.py.

CodeVideoRenderer 1.0.8

Date: Nov 8, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.8/.

Changes

  • Reverted the default font to Consolas, as Cascadia Code converts >= to ≥ and triggers internal Manim errors.

Fixes

  • Fixed code offset errors.

Deletions

  • Removed unused constants in /renderer/config.py.

CodeVideoRenderer 1.0.7.post3

Date: Nov 6, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.7.post3/.

Fixes

  • Re-uploaded complete source code due to incomplete package upload on pip.

CodeVideoRenderer 1.0.7.post2

Date: Nov 6, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.7.post2/.

Changes

  • Disabled Manim caching to improve rendering speed.

Fixes

  • Fixed rendering errors triggered by blank lines at the start of code content.

CodeVideoRenderer 1.0.7.post1

Date: Oct 3, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.7.post1/.

Fixes

  • Resolved bugs occurring when using the code_file parameter.

CodeVideoRenderer 1.0.7

Date: Oct 3, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.7/.

Changes

  • Updated pip dependency configuration.

  • Changed parameter camera_floating_maximum_value to camera_floating_max_value, screen_scale to camera_scale.

  • Improved error message presentation.

CodeVideoRenderer 1.0.6

Date: Sep 27, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.6/.

Changes

  • Refactored the renderer module: optimized the structure and error handling of CodeVideoRenderer (see #1 for details).

Fixes

  • Fixed progress bar formatting errors caused by overly long code lines.

CodeVideoRenderer 1.0.5.post2

Date: Sep 25, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.5.post2/.

Fixes

  • Fixed version compatibility issues of pip dependencies to ensure full compliance with project requirements.

  • Resolved inconsistent color display of ANSI escape sequences in rendering outputs across different terminals/compilers.

CodeVideoRenderer 1.0.5.post1

Date: Sep 23, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.5.post1/.

Fixes

  • Fixed pip installation failures.

CodeVideoRenderer 1.0.5

Date: Sep 20, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.5/.

Additions

  • Added the new output parameter to the render() method to control rendering output behavior.

Changes

  • Refactored CodeVideo from a function to a class for better code maintainability and scalability.

CodeVideoRenderer 1.0.4

Date: Sep 6, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.4/.

Changes

  • Optimized terminal rendering logs.

  • Improved overall code execution efficiency.

Fixes

  • Fixed calculation errors of rendering duration.

Deletions

  • Removed the deprecated font parameter.

CodeVideoRenderer 1.0.3

Date: Aug 29, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.3/.

Additions

  • Added the new line_spacing parameter to customize line spacing.

Changes

  • Excluded leading and trailing whitespace of each code line from animation playback to reduce redundant animation duration.

  • Adjusted the background width of the currently highlighted code line.

  • Optimized terminal rendering information output.

  • Fine-tuned camera movement logic.

Fixes

  • Fixed the issue where the cursor failed to pause at the start of new lines.

CodeVideoRenderer 1.0.2

Date: Aug 26, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.2/.

Additions

  • Introduced Pydantic @validate_call for parameter validation.

  • Added explicit parameters: code_string, code_file, font, language, interval_range, camera_floating_maximum_value, camera_move_interval, camera_move_duration, and screen_scale.

  • Added rendering time tracking using time.time().

  • Added syntax-highlighted live code preview in terminal output with box borders and completion marks.

  • Added replace_empty_chars() to validate non-empty code input.

Changes

  • Replaced **kwargs with explicit typed parameters.

  • Replaced has_chinese() check with str.isascii() for non-ASCII character detection.

  • Set default formatter_style to "material".

  • Improved occupy-block width calculation.

  • Overhauled terminal rendering logs with ANSI colors and progress borders.

Deletions

  • Removed the speed parameter (already removed in 1.0.1.0).

  • Removed has_chinese method.

CodeVideoRenderer 1.0.1.2

Date: Aug 23, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.1.2/.

Additions

  • Added the LoopMovingCamera class for continuous smooth camera tracking without infinite loops.

Changes

  • Changed default interval from 0.05 to 0.3.

  • Succeeded output path retrieval using self.renderer.file_writer.movie_file_path.

  • Empty lines and character intervals now use random.uniform(interval-0.05, interval+0.05).

Deletions

  • Removed move_camera_to_cursor() method (replaced by LoopMovingCamera).

  • Removed the ASCII table docstring from construct().

CodeVideoRenderer 1.0.1.1

Date: Aug 22, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.1.1/.

Additions

  • Added the new scale parameter to control camera frame scale.

  • Added set_z_index() to cursor and code mobjects for proper layering.

Changes

  • Reduced cursor width from 0.005 to 0.0005.

  • Changed default line number color to GREY; the current line number is highlighted in WHITE.

  • Changed code_line_rectangle style to filled background color #333333.

  • Improved terminal success message with green ANSI color.

Deletions

  • Removed the code window (window) from the scene.

CodeVideoRenderer 1.0.1.0

Date: Aug 19, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.1.0/.

Additions

  • Added minimum interval validation to prevent overly short intervals.

  • Added code_line_rectangle to highlight the current code line.

  • Added left-right floating to camera movement.

Changes

  • Removed the speed parameter; camera movement now uses a fixed 0.2 second run time.

  • Improved terminal output with ANSI colors, total line count display, and refined progress bar format.

  • Translated comments and docstrings from Chinese to English.

  • Merged successfully_rendered_info() logic into the render() method.

CodeVideoRenderer 1.0.0.5

Date: Aug 18, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.0.5/.

Additions

  • Added has_chinese() method to detect Chinese characters and punctuation.

  • Added the code_file parameter to read code from a file.

  • Added automatic Tab-to-spaces conversion (4 spaces).

  • Added handling for empty code lines.

  • Added skipping of leading spaces during animation playback.

  • Added extensive inline comments and an ASCII table docstring in construct().

Changes

  • Renamed parameter floating_pos to floating_camera.

  • Adjusted cursor dimensions (narrower and shorter).

  • Changed initial camera scale from 0.25 to 0.3.

  • Moved move_camera_to_cursor() definition earlier in the class.

CodeVideoRenderer 1.0.0.4

Date: Aug 17, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.0.4/.

Deletions

  • Removed main.py, keeping only renderer.py as the single entry point.

CodeVideoRenderer 1.0.0.3

Date: Aug 16, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.0.3/.

Re-uploaded package with no code changes.

CodeVideoRenderer 1.0.0.2

Date: Aug 16, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.0.2/.

Re-uploaded package with no code changes.

CodeVideoRenderer 1.0.0.1

Date: Aug 16, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.0.1/.

Additions

  • Added renderer.py (a copy of main.py) as the primary renderer module.

Changes

  • Changed __init__.py to import from renderer instead of main.

CodeVideoRenderer 1.0.0.0

Date: Aug 15, 2025

See details at https://pypi.org/project/codevideorenderer/1.0.0.0/.

Initial release of CodeVideoRenderer.