如何在Python中将彩色文本输出到终端?
当前回答
这在某种程度上取决于您所在的平台。最常见的方法是打印ANSI转义序列。举个简单的例子,这里有一些来自Blender构建脚本的Python代码:
class bcolors:
HEADER = '\033[95m'
OKBLUE = '\033[94m'
OKCYAN = '\033[96m'
OKGREEN = '\033[92m'
WARNING = '\033[93m'
FAIL = '\033[91m'
ENDC = '\033[0m'
BOLD = '\033[1m'
UNDERLINE = '\033[4m'
要使用这样的代码,可以执行以下操作:
print(bcolors.WARNING + "Warning: No active frommets remain. Continue?" + bcolors.ENDC)
或者,使用Python 3.6+:
print(f"{bcolors.WARNING}Warning: No active frommets remain. Continue?{bcolors.ENDC}")
这将在包括OS X、Linux和Windows在内的UNIX上运行(如果您使用ANSICON,或者在Windows 10中启用VT100仿真)。有用于设置颜色、移动光标等的ANSI代码。
如果你要对此感到复杂(如果你正在编写游戏,这听起来就像是这样),你应该看看“诅咒”模块,它为你处理了很多复杂的部分。Python诅咒HowTO是一个很好的介绍。
如果您不使用扩展ASCII(即,不在PC上),则您只能使用127以下的ASCII字符,而“#”或“@”可能是块的最佳选择。如果您可以确保您的终端使用的是IBM扩展的ASCII字符集,那么您有更多的选项。字符176、177、178和219是“块字符”。
一些基于文本的现代程序,如“矮人堡垒”,以图形模式模拟文本模式,并使用经典PC字体的图像。您可以在矮人要塞Wiki中找到一些位图(用户制作的瓷砖)。
文本模式演示比赛有更多的资源用于在文本模式下制作图形。
其他回答
这里有一个快速类,它包装了一个打印功能,可以快速添加颜色,而无需安装其他软件包。
class PrintColored:
DEFAULT = '\033[0m'
# Styles
BOLD = '\033[1m'
ITALIC = '\033[3m'
UNDERLINE = '\033[4m'
UNDERLINE_THICK = '\033[21m'
HIGHLIGHTED = '\033[7m'
HIGHLIGHTED_BLACK = '\033[40m'
HIGHLIGHTED_RED = '\033[41m'
HIGHLIGHTED_GREEN = '\033[42m'
HIGHLIGHTED_YELLOW = '\033[43m'
HIGHLIGHTED_BLUE = '\033[44m'
HIGHLIGHTED_PURPLE = '\033[45m'
HIGHLIGHTED_CYAN = '\033[46m'
HIGHLIGHTED_GREY = '\033[47m'
HIGHLIGHTED_GREY_LIGHT = '\033[100m'
HIGHLIGHTED_RED_LIGHT = '\033[101m'
HIGHLIGHTED_GREEN_LIGHT = '\033[102m'
HIGHLIGHTED_YELLOW_LIGHT = '\033[103m'
HIGHLIGHTED_BLUE_LIGHT = '\033[104m'
HIGHLIGHTED_PURPLE_LIGHT = '\033[105m'
HIGHLIGHTED_CYAN_LIGHT = '\033[106m'
HIGHLIGHTED_WHITE_LIGHT = '\033[107m'
STRIKE_THROUGH = '\033[9m'
MARGIN_1 = '\033[51m'
MARGIN_2 = '\033[52m' # seems equal to MARGIN_1
# colors
BLACK = '\033[30m'
RED_DARK = '\033[31m'
GREEN_DARK = '\033[32m'
YELLOW_DARK = '\033[33m'
BLUE_DARK = '\033[34m'
PURPLE_DARK = '\033[35m'
CYAN_DARK = '\033[36m'
GREY_DARK = '\033[37m'
BLACK_LIGHT = '\033[90m'
RED = '\033[91m'
GREEN = '\033[92m'
YELLOW = '\033[93m'
BLUE = '\033[94m'
PURPLE = '\033[95m'
CYAN = '\033[96m'
WHITE = '\033[96m'
def __init__(self):
self.print_original = print # old value to the original print function
self.current_color = self.DEFAULT
def __call__(self,
*values: object, sep: str | None = None,
end: str | None = None,
file: str | None = None,
flush: bool = False,
color: str|None = None,
default_color: str|None = None,
):
if default_color:
self.current_color = default_color
default = self.current_color
if color:
values = (color, *values, default) # wrap the content within a selected color an a default
else:
values = (*values, default) # wrap the content within a selected color an a default
self.print_original(*values, end=end, file=file, flush=flush)
用法
class PrintColored:
DEFAULT = '\033[0m'
# Styles
BOLD = '\033[1m'
ITALIC = '\033[3m'
UNDERLINE = '\033[4m'
UNDERLINE_THICK = '\033[21m'
HIGHLIGHTED = '\033[7m'
HIGHLIGHTED_BLACK = '\033[40m'
HIGHLIGHTED_RED = '\033[41m'
HIGHLIGHTED_GREEN = '\033[42m'
HIGHLIGHTED_YELLOW = '\033[43m'
HIGHLIGHTED_BLUE = '\033[44m'
HIGHLIGHTED_PURPLE = '\033[45m'
HIGHLIGHTED_CYAN = '\033[46m'
HIGHLIGHTED_GREY = '\033[47m'
HIGHLIGHTED_GREY_LIGHT = '\033[100m'
HIGHLIGHTED_RED_LIGHT = '\033[101m'
HIGHLIGHTED_GREEN_LIGHT = '\033[102m'
HIGHLIGHTED_YELLOW_LIGHT = '\033[103m'
HIGHLIGHTED_BLUE_LIGHT = '\033[104m'
HIGHLIGHTED_PURPLE_LIGHT = '\033[105m'
HIGHLIGHTED_CYAN_LIGHT = '\033[106m'
HIGHLIGHTED_WHITE_LIGHT = '\033[107m'
STRIKE_THROUGH = '\033[9m'
MARGIN_1 = '\033[51m'
MARGIN_2 = '\033[52m' # seems equal to MARGIN_1
# colors
BLACK = '\033[30m'
RED_DARK = '\033[31m'
GREEN_DARK = '\033[32m'
YELLOW_DARK = '\033[33m'
BLUE_DARK = '\033[34m'
PURPLE_DARK = '\033[35m'
CYAN_DARK = '\033[36m'
GREY_DARK = '\033[37m'
BLACK_LIGHT = '\033[90m'
RED = '\033[91m'
GREEN = '\033[92m'
YELLOW = '\033[93m'
BLUE = '\033[94m'
PURPLE = '\033[95m'
CYAN = '\033[96m'
WHITE = '\033[96m'
def __init__(self):
self.print_original = print # old value to the original print function
self.current_color = self.DEFAULT
def __call__(self,
*values: object, sep: str | None = None,
end: str | None = None,
file: str | None = None,
flush: bool = False,
color: str|None = None,
default_color: str|None = None,
):
if default_color:
self.current_color = default_color
default = self.current_color
if color:
values = (color, *values, default) # wrap the content within a selected color an a default
else:
values = (*values, default) # wrap the content within a selected color an a default
self.print_original(*values, end=end, file=file, flush=flush)
if __name__ == '__main__':
print = PrintColored()
print("Hello world - default")
print("Hello world - Bold", color=print.BOLD)
print("Hello world - Italic", color=print.ITALIC)
print("Hello world - Underline", color=print.UNDERLINE)
print("Hello world - UNDERLINE_THICK", color=print.UNDERLINE_THICK)
print("Hello world - HighLithted", color=print.HIGHLIGHTED)
print("Hello world - HIGHLIGHTED_BLACK", color=print.HIGHLIGHTED_BLACK)
print("Hello world - HIGHLIGHTED_RED", color=print.HIGHLIGHTED_RED)
print("Hello world - HIGHLIGHTED_GREEN", color=print.HIGHLIGHTED_GREEN)
print("Hello world - HIGHLIGHTED_YELLOW", color=print.HIGHLIGHTED_YELLOW)
print("Hello world - HIGHLIGHTED_BLUE", color=print.HIGHLIGHTED_BLUE)
print("Hello world - HIGHLIGHTED_PURPLE", color=print.HIGHLIGHTED_PURPLE)
print("Hello world - HIGHLIGHTED_CYAN", color=print.HIGHLIGHTED_CYAN)
print("Hello world - HIGHLIGHTED_GREY", color=print.HIGHLIGHTED_GREY)
print("Hello world - HIGHLIGHTED_GREY_LIGHT", color=print.HIGHLIGHTED_GREY_LIGHT)
print("Hello world - HIGHLIGHTED_RED_LIGHT", color=print.HIGHLIGHTED_RED_LIGHT)
print("Hello world - HIGHLIGHTED_GREEN_LIGHT", color=print.HIGHLIGHTED_GREEN_LIGHT)
print("Hello world - HIGHLIGHTED_YELLOW_LIGHT", color=print.HIGHLIGHTED_YELLOW_LIGHT)
print("Hello world - HIGHLIGHTED_BLUE_LIGHT", color=print.HIGHLIGHTED_BLUE_LIGHT)
print("Hello world - HIGHLIGHTED_PURPLE_LIGHT", color=print.HIGHLIGHTED_PURPLE_LIGHT)
print("Hello world - HIGHLIGHTED_CYAN_LIGHT", color=print.HIGHLIGHTED_CYAN_LIGHT)
print("Hello world - HIGHLIGHTED_WHITE_LIGHT", color=print.HIGHLIGHTED_WHITE_LIGHT)
print("Hello world - STRIKE_THROUGH", color=print.STRIKE_THROUGH)
print("Hello world - MARGIN_1", color=print.MARGIN_1)
print("Hello world - MARGIN_2", color=print.MARGIN_2)
print("Hello world - BLACK", color=print.BLACK)
print("Hello world - RED_DARK", color=print.RED_DARK)
print("Hello world - GREEN_DARK", color=print.GREEN_DARK)
print("Hello world - YELLOW_DARK", color=print.YELLOW_DARK)
print("Hello world - BLUE_DARK", color=print.BLUE_DARK)
print("Hello world - PURPLE_DARK", color=print.PURPLE_DARK)
print("Hello world - CYAN_DARK", color=print.CYAN_DARK)
print("Hello world - GREY_DARK", color=print.GREY_DARK)
print("Hello world - BLACK_LIGHT", color=print.BLACK_LIGHT)
print("Hello world - BLACK_LIGHT", color=print.BLACK_LIGHT)
print("Hello world - RED", color=print.RED)
print("Hello world - GREEN", color=print.GREEN)
print("Hello world - YELLOW", color=print.YELLOW)
print("Hello world - BLUE", color=print.BLUE)
print("Hello world - PURPLE", color=print.PURPLE)
print("Hello world - CYAN", color=print.CYAN)
print("Hello world - WHITE", color=print.WHITE)
# Back to normal
print("", default_color=print.DEFAULT)
print("Hello world - default")
输出
还有Python termcolor模块。用法很简单:
from termcolor import colored
print colored('hello', 'red'), colored('world', 'green')
或者在Python 3中:
print(colored('hello', 'red'), colored('world', 'green'))
然而,对于游戏编程和你想做的“彩色方块”来说,它可能不够复杂。。。
要使ANSI代码在windows上运行,请首先运行
os.system('color')
耶!另一个版本
虽然我觉得这个答案很有用,但我做了一些修改。此GitHub Gist是结果
用法
print colors.draw("i'm yellow", bold=True, fg_yellow=True)
此外,还可以包装常用用法:
print colors.error('sorry, ')
https://gist.github.com/Jossef/0ee20314577925b4027f
我有一个叫做colorist的图书馆。这非常简单。
以下是一些示例:
from colorit import *
# Use this to ensure that ColorIt will be usable by certain command line interfaces
# Note: This clears the terminal
init_colorit()
# Foreground
print(color("This text is red", Colors.red))
print(color("This text is orange", Colors.orange))
print(color("This text is yellow", Colors.yellow))
print(color("This text is green", Colors.green))
print(color("This text is blue", Colors.blue))
print(color("This text is purple", Colors.purple))
print(color("This text is white", Colors.white))
# Background
print(background("This text has a background that is red", Colors.red))
print(background("This text has a background that is orange", Colors.orange))
print(background("This text has a background that is yellow", Colors.yellow))
print(background("This text has a background that is green", Colors.green))
print(background("This text has a background that is blue", Colors.blue))
print(background("This text has a background that is purple", Colors.purple))
print(background("This text has a background that is white", Colors.white))
# Custom
print(color("This color has a custom grey text color", (150, 150, 150)))
print(background("This color has a custom grey background", (150, 150, 150)))
# Combination
print(
background(
color("This text is blue with a white background", Colors.blue), Colors.white
)
)
# If you are using Windows Command Line, this is so that it doesn't close immediately
input()
这为您提供了:
值得注意的是,这是跨平台的,已经在Mac、Linux和Windows上进行了测试。
你可能想试试:https://github.com/SuperMaZingCoder/colorit
coloret现在可以与PyPi一起安装了!您可以在Windows上使用pipinstall-color-it安装它,在macOS和Linux上使用pip3 install-color-it安装它。
您可以使用任何语言提供的shell转义字符。这些转义字符以ESC字符开头,后跟一些参数。
例如,要在终端中输出红色“Hello,World!”字符串:
echo "\e[31m Hello, World! \e[0m"
或者从Python脚本:
print("\e[31m Hello world \e[0m")
此外,我写了一篇关于Escape序列的文章,这可能会帮助您更好地理解这个机制。