Rich subtle markdown style

subtle_markdown.py

from typing import Any
from rich.console import Console, ConsoleOptions, RenderResult
from rich.markdown import Markdown, Heading, Text


class SubtleHeading(Heading):
    def __init__(self, level):
        # Defering all headings by one level to avoid the borderd box for H1, hence level 2 is max
        super().__init__(level + 1)

    def __rich_console__(
        self, console: Console, options: ConsoleOptions
    ) -> RenderResult:
        # Overwriting this to avoid the center-alginment
        # h1 is unused since we defer all levels by one level
        text = self.text
        # Styled text for h2 and beyond
        if self.level == 2:
            yield Text("\n")
        yield text


class SubtleMarkdown(Markdown):
    def __init__(self, *args, **kwargs):
        super(SubtleMarkdown, self).__init__(*args, **kwargs)
        self.elements["heading"] = SubtleHeading