features

rich/__main__.py

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+from rich.console import Console, ConsoleOptions, RenderGroup, RenderResult
+from rich.markdown import Markdown
+from rich.measure import Measurement
+from rich.padding import Padding
+from rich.panel import Panel
+from rich.style import Style
+from rich.table import Table
+from rich.syntax import Syntax
+from rich.text import Text
+from rich import box
+
+
+class ColorBox:
+    def __init__(self, start: int = 16):
+        self.start = start
+
+    def __console__(self, console: Console, options: ConsoleOptions) -> RenderResult:
+        start = self.start
+        for color_start in range(start, start + 36, 6):
+            text = Text()
+            for color_no in range(color_start, color_start + 6):
+                text.append("  ", Style(bgcolor=str(color_no)))
+            yield text
+
+    def __measure__(self, console: "Console", max_width: int) -> Measurement:
+        return Measurement(12, 12)
+
+
+console = Console()
+
+table = Table.grid()
+table.title = "Rich features"
+table.expand = False
+table.padding = (1, 1, 0, 0)
+table.add_column("Feature", no_wrap=True, justify="right", style="bold red")
+table.add_column("Demonstration")
+
+color_table = Table(
+    box=None,
+    expand=False,
+    show_header=False,
+    show_edge=False,
+    pad_edge=False,
+    padding=0,
+)
+
+
+color_table.add_row(*(ColorBox(16 + color * 36) for color in range(6)))
+
+from rich.measure import Measurement
+
+m = Measurement.get(console, color_table, console.size.width)
+
+table.add_row(
+    "Colors",
+    RenderGroup(
+        "[bold yellow]256[/] colors or [bold green]16.7 million[/] colors [blue](if supported by your terminal)[/].",
+        Padding(color_table, (1, 0, 0, 0)),
+    ),
+)
+
+table.add_row(
+    "Styles",
+    "All ansi styles: [bold]bold[/], [dim]dim[/], [italic]italic[/italic], [underline]underline[/], [strike]strikethrough[/], [reverse]reverse[/], and even [blink]blink[/].",
+)
+
+lorem = "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Quisque in metus sed sapien ultricies pretium a at justo. Maecenas luctus velit et auctor maximus. Donec faucibus vel arcu id pretium. Phasellus sit amet semper turpis."
+lorem_table = Table.grid()
+lorem_table.padding = (0, 1)
+lorem_table.pad_edge = False
+lorem_table.add_row(
+    Text(lorem, justify="left", style="green"),
+    Text(lorem, justify="center", style="yellow"),
+    Text(lorem, justify="right", style="blue"),
+    Text(lorem, justify="full", style="red"),
+)
+table.add_row(
+    "Text",
+    RenderGroup(
+        Text.from_markup(
+            """Word wrap text. Justify [green]left[/], [yellow]center[/], [blue]right[/] or [red]full[/].\n\n"""
+        ),
+        lorem_table,
+    ),
+)
+
+
+def comparison(renderable1, renderable2) -> Table:
+    table = Table(show_header=False, box=None, expand=True)
+    table.add_column("1", ratio=1)
+    table.add_column("2", ratio=1)
+    table.add_row(renderable1, renderable2)
+    return table
+
+
+table.add_row(
+    "Chinese Japanese & Korean support",
+    Panel("该库支持中文，日文和韩文文本！", expand=False, style="red", box=box.DOUBLE_EDGE,),
+)
+
+emoji_example = "Render emoji code: :+1: :apple: :ant: :bear: :baguette_bread: :bus: "
+table.add_row("Emoji", comparison(Text(emoji_example), emoji_example))
+
+markup_example = "[bold magenta]Rich[/] supports a simple [i]bbcode[/i] like [b]markup[/b], you can use to insert [yellow]color[/] and [underline]style[/]."
+table.add_row(
+    "Console markup", comparison(Text(markup_example), markup_example),
+)
+
+example_table = Table(
+    title="Star Wars box office", show_header=True, header_style="bold magenta"
+)
+example_table.add_column("Date", style="dim", width=12)
+example_table.add_column("Title")
+example_table.add_column("Production Budget", justify="right")
+example_table.add_column("Box Office", justify="right")
+example_table.add_row(
+    "Dev 20, 2019", "Star Wars: The Rise of Skywalker", "$275,000,0000", "$375,126,118"
+)
+example_table.add_row(
+    "May 25, 2018",
+    "[red]Solo[/red]: A Star Wars Story",
+    "$275,000,0000",
+    "$393,151,347",
+)
+example_table.add_row(
+    "Dec 15, 2017",
+    "Star Wars Ep. VIII: The Last Jedi",
+    "$262,000,000",
+    "[bold]$1,332,539,889[/bold]",
+)
+
+table.add_row("Tables", example_table)
+
+
+code = '''\
+def iter_last(values: Iterable[T]) -> Iterable[Tuple[bool, T]]:
+    """Iterate and generate a tuple with a flag for last value."""
+    iter_values = iter(values)
+    try:
+        previous_value = next(iter_values)
+    except StopIteration:
+        return
+    for value in iter_values:
+        yield False, previous_value
+        previous_value = value
+    yield True, previous_value'''
+
+table.add_row("Syntax highlighting", Syntax(code, "python3", line_numbers=True))
+
+markdown_example = """\
+# Markdown
+ 
+Supports much of the *markdown*, __syntax__!
+
+ - Headers
+ - Basic formatting: bold, italic, code etc
+ - Block quotes
+ - Lists, and more...
+ 
+"""
+table.add_row("Markdown", comparison(markdown_example, Markdown(markdown_example)))
+
+
+table.add_row(
+    "And more", """Progress bars, styled logging handler, tracebacks, etc..."""
+)
+
+console.print(table)
+console.print()