如何在Python中将彩色文本输出到终端?


当前回答

print("\033[1;32;40m Bright Green  \n")

其他回答

您想了解ANSI转义序列。下面是一个简单的例子:

CSI = "\x1B["
print(CSI+"31;40m" + "Colored Text" + CSI + "0m")

有关详细信息,请参见ANSI转义码。

对于块字符,请尝试使用Unicode字符,如\u2588:

print(u"\u2588")

将所有内容放在一起:

print(CSI+"31;40m" + u"\u2588" + CSI + "0m")

我编写了一个在Linux、OS X和Windows中处理颜色的模块。它支持所有平台上的所有16种颜色,您可以在不同的时间设置前景和背景颜色,字符串对象可以为len()和.capitalize()等对象提供正常的结果。

https://github.com/Robpol86/colorclass

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')

作为RGB标准的粉丝,我会这样做:

def color_text(text, rgb):
    r, g, b = rgb
    return f"\033[38;2;{r};{g};{b}m{text}\033[0m"

class rgb():
    BLACK = (0, 0, 0)
    RED = (255, 0, 0)
    GREEN = (0, 255, 0)
    BLUE = (0, 0, 255)
    YELLOW = (255, 255, 0)
    # and so on ...

print(color_text("hello colored world", rgb.GREEN))

PS:受到CircuitSacul回答的强烈启发

# Pure Python 3.x demo, 256 colors
# Works with bash under Linux and MacOS

fg = lambda text, color: "\33[38;5;" + str(color) + "m" + text + "\33[0m"
bg = lambda text, color: "\33[48;5;" + str(color) + "m" + text + "\33[0m"

def print_six(row, format, end="\n"):
    for col in range(6):
        color = row*6 + col - 2
        if color>=0:
            text = "{:3d}".format(color)
            print (format(text,color), end=" ")
        else:
            print(end="    ")   # four spaces
    print(end=end)

for row in range(0, 43):
    print_six(row, fg, " ")
    print_six(row, bg)

# Simple usage: print(fg("text", 160))

在线试用