如何在Python中将彩色文本输出到终端?
当前回答
# 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
其他回答
# 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
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
import click
click.secho('Hello, World!', fg='green')
click.secho('Some more text', bg='blue', fg='white')
click.secho('ATTENTION', blink=True, bold=True)
click(CLI库)有一种非常方便的方式来实现这一点,如果您正在编写命令行工具,无论如何都值得考虑。
注意with关键字与需要重置的修饰符(使用Python 3和Colorama)的混合程度:
from colorama import Fore, Style
import sys
class Highlight:
def __init__(self, clazz, color):
self.color = color
self.clazz = clazz
def __enter__(self):
print(self.color, end="")
def __exit__(self, type, value, traceback):
if self.clazz == Fore:
print(Fore.RESET, end="")
else:
assert self.clazz == Style
print(Style.RESET_ALL, end="")
sys.stdout.flush()
with Highlight(Fore, Fore.GREEN):
print("this is highlighted")
print("this is not")
我最终做了这个,我觉得这是最干净的:
formatters = {
'RED': '\033[91m',
'GREEN': '\033[92m',
'END': '\033[0m',
}
print 'Master is currently {RED}red{END}!'.format(**formatters)
print 'Help make master {GREEN}green{END} again!'.format(**formatters)
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