color.py 文件源码

def color(self, ctx, *, color: str=None):
        """Display a color. Accepts CSS color names and hex input.

        * color - Either a CSS color or hex input.
        """
        try:
            color = webcolors.name_to_hex(color)
        except (ValueError, AttributeError):
            pass
        try:
            if color:
                color = color.lstrip("#")  # Remove the pound sign.
                color = int(f"0x{color}", 16)
            else:
                color = systemrandom.randint(0, 16777215)
            color = discord.Color(color)
        except ValueError:
            raise commands.UserInputError(("Not a valid color. "
                                           "Color must either be A) in hex format (e.g. `808080`)"
                                           " and between `FFFFFF` and `000000`, or B) A named CSS"
                                           " color (e.g. `red` or `purple`."))

        color_hex_value = "%0.2X%0.2X%0.2X" % (color.r, color.g, color.b)

        embed = discord.Embed()
        embed.colour = color
        image_url = BASE_URL_COLOR_API.format(color_hex_value)
        embed.set_thumbnail(url=image_url)
        color_as_rgb = color.to_rgb()
        color_as_rgba = color_as_rgb + (1.0,)
        embed.add_field(name="RGB", value=f"rgb{color_as_rgb}")
        embed.add_field(name="RGBA", value=f"rgba{color_as_rgba}")
        embed.add_field(name="HSV*", value=f"{rgb_to_hsv(*color_as_rgb)}")
        embed.add_field(name="HLS*", value=f"{rgb_to_hls(*color_as_rgb)}")
        embed.add_field(name="Hex code", value=f"#{color_hex_value}")
        embed.add_field(name="Images",
                        value=BASE_URL_TINEYE_MULTICOLR.format(color_hex_value.lower()))
        embed.add_field(name="Information",
                        value=BASE_URL_COLOR_HEX.format(color_hex_value.lower()))
        embed.add_field(name="Notes",
                        value="* These values may be slightly wrong due to floating point errors.",
                        inline=False)
        embed.set_footer(text="Thumbnail provided by AlexFlipnote's API")
        await ctx.send(embed=embed)