4.0.0

🟡 Backwards-compatible changes for console API or scene definitions
🔴 Breaking changes for console API or scene definitions

Added

• 🟡 Circle object type
• 🟡 Triangle object type
• Automatic conversion of 3-sided Polygons to Triangles
• Typing for Plane constructor
• Linting with PyLint
• 🟡 Argument defaults for output, width, and height
• Improved argument parsing
• Loading bar for writing to PPM files
• Versioning section to README
• .env.example file for arguments
• 🟡 Support for writing output to PNG files

Changed

• 🔴 "center" and "point" object attributes to "position"
• Object attributes to be ordered by position, rotation, size
• 🔴 Output to go to PNG files by default
• Private parameters of object classes to be accessible from subclasses
• Private methods to be privatized
• lib_patch folder to just lib
• lib scripts to use their library name
• vector_utils.py to vector.py
• Moved all Objects into the same script
• Reorganized README
• Linted all files
  • Docstrings
  • Safer typing
  • Limited line length
  • PascalCase and snake_case conformity
  • isinstance for type comparison
  • enumerate for iteration
• Command line output to be improved