如何在Python中将彩色文本输出到终端?
当前回答
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
其他回答
打印一个开始颜色/样式的字符串,然后是字符串,然后以'\x1b[0m'结束颜色/样式更改:
print('\x1b[6;30;42m' + 'Success!' + '\x1b[0m')
使用以下代码获取shell文本的格式选项表:
def print_format_table():
"""
prints table of formatted text format options
"""
for style in range(8):
for fg in range(30,38):
s1 = ''
for bg in range(40,48):
format = ';'.join([str(style), str(fg), str(bg)])
s1 += '\x1b[%sm %s \x1b[0m' % (format, format)
print(s1)
print('\n')
print_format_table()
亮-暗示例(完整)
暗-亮示例(部分)
参考:https://en.wikipedia.org/wiki/ANSI_escape_code#Colors
对于Windows,除非使用Win32 API,否则无法使用颜色打印到控制台。
对于Linux,它就像使用打印一样简单,转义序列如下:
颜色
要使字符像方框一样打印,这实际上取决于控制台窗口使用的字体。磅符号效果很好,但它取决于字体:
#
在我看来,这是最简单的方法。只要您具有所需颜色的RGB值,这应该可以工作:
def colored(r, g, b, text):
return f"\033[38;2;{r};{g};{b}m{text}\033[0m"
打印红色文本的示例:
text = 'Hello, World!'
colored_text = colored(255, 0, 0, text)
print(colored_text)
#or
print(colored(255, 0, 0, 'Hello, World!'))
多色文本
text = colored(255, 0, 0, 'Hello, ') + colored(0, 255, 0, 'World')
print(text)
我是Python新手,每次我发现像这样的主题时都很兴奋。但这次(突然)我觉得我有话要说。尤其是因为几分钟前,我在Python中发现了一件令人惊叹的事情(至少对我来说是这样):
上下文管理器
from contextlib import contextmanager
# FORECOLOR
BLACKFC,REDFC,GREENFC,YELLOWFC,BLUEFC = '38;30m','38;31m','38;32m','38;33m','38;34m'
# BACKGOUND
BLACKBG,REDBG,GREENBG,YELLOWBG,BLUEBG = '48;40m','48;41m','48;42m','48;43m','48;44m'
@contextmanager
def printESC(prefix, color, text):
print("{prefix}{color}{text}".format(prefix=prefix, color=color, text=text), end='')
yield
print("{prefix}0m".format(prefix=prefix))
with printESC('\x1B[', REDFC, 'Colored Text'):
pass
实例
或者就像这样:
# FORECOLOR
BLACKFC,REDFC,GREENFC,YELLOWFC,BLUEFC = '38;30m','38;31m','38;32m','38;33m','38;34m'
# BACKGOUND
BLACKBG,REDBG,GREENBG,YELLOWBG,BLUEBG = '48;40m','48;41m','48;42m','48;43m','48;44m'
def printESC(prefix, color, text):
print("{prefix}{color}{text}".format(prefix=prefix, color=color, text=text), end='')
print("{prefix}0m".format(prefix=prefix))
printESC('\x1B[', REDFC, 'Colored Text')
答案是Python中所有跨平台着色的Colorama。
它支持Python 3.5+以及Python 2.7。
截至2021 1月,这一数字仍保持不变。
示例代码:
from colorama import init as colorama_init
from colorama import Fore
from colorama import Style
colorama_init()
print(f"This is {Fore.GREEN}color{Style.RESET_ALL}!")
屏幕截图示例: