• Added official support for Python 3.8, 3.9, 3.10
• Dropped official support for Python 3.5
• Added --cols / --rows options for overriding size of pseudo-terminal reported to recorded program
• Improved behaviour of --append when output file doesn't exist
• Keyboard input is now explicitly read from a TTY device in addition to stdin (when stdin != TTY)
• Recorded program output is now explicitly written to a TTY device instead of stdout
• Dash char (-) can now be passed as output filename to write asciicast to stdout
• Diagnostic messages are now printed to stderr (without colors when stderr != TTY)
• Improved robustness of writing asciicast to named pipes
• Lots of codebase modernizations (many thanks to Davis @djds Schirmer!)
• Many other internal refactorings