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path: root/colorclass/__main__.py
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"""Called by "python -m". Allows package to be used as a script.

Example usage:
echo "{red}Red{/red}" |python -m colorclass
"""

from __future__ import print_function

import fileinput
import os

from colorclass.color import Color
from colorclass.toggles import disable_all_colors
from colorclass.toggles import enable_all_colors
from colorclass.toggles import set_dark_background
from colorclass.toggles import set_light_background
from colorclass.windows import Windows

TRUTHY = ('true', '1', 'yes', 'on')


if __name__ == '__main__':
    if os.environ.get('COLOR_ENABLE', '').lower() in TRUTHY:
        enable_all_colors()
    elif os.environ.get('COLOR_DISABLE', '').lower() in TRUTHY:
        disable_all_colors()
    if os.environ.get('COLOR_LIGHT', '').lower() in TRUTHY:
        set_light_background()
    elif os.environ.get('COLOR_DARK', '').lower() in TRUTHY:
        set_dark_background()
    Windows.enable()
    for LINE in fileinput.input():
        print(Color(LINE))