mirror of https://github.com/python/cpython.git
66 lines
1.5 KiB
Python
66 lines
1.5 KiB
Python
import io
|
|
import os
|
|
import sys
|
|
|
|
COLORIZE = True
|
|
|
|
|
|
class ANSIColors:
|
|
BOLD_GREEN = "\x1b[1;32m"
|
|
BOLD_MAGENTA = "\x1b[1;35m"
|
|
BOLD_RED = "\x1b[1;31m"
|
|
GREEN = "\x1b[32m"
|
|
GREY = "\x1b[90m"
|
|
MAGENTA = "\x1b[35m"
|
|
RED = "\x1b[31m"
|
|
RESET = "\x1b[0m"
|
|
YELLOW = "\x1b[33m"
|
|
|
|
|
|
NoColors = ANSIColors()
|
|
|
|
for attr in dir(NoColors):
|
|
if not attr.startswith("__"):
|
|
setattr(NoColors, attr, "")
|
|
|
|
|
|
def get_colors(colorize: bool = False) -> ANSIColors:
|
|
if colorize or can_colorize():
|
|
return ANSIColors()
|
|
else:
|
|
return NoColors
|
|
|
|
|
|
def can_colorize() -> bool:
|
|
if not sys.flags.ignore_environment:
|
|
if os.environ.get("PYTHON_COLORS") == "0":
|
|
return False
|
|
if os.environ.get("PYTHON_COLORS") == "1":
|
|
return True
|
|
if "NO_COLOR" in os.environ:
|
|
return False
|
|
if not COLORIZE:
|
|
return False
|
|
if not sys.flags.ignore_environment:
|
|
if "FORCE_COLOR" in os.environ:
|
|
return True
|
|
if os.environ.get("TERM") == "dumb":
|
|
return False
|
|
|
|
if not hasattr(sys.stderr, "fileno"):
|
|
return False
|
|
|
|
if sys.platform == "win32":
|
|
try:
|
|
import nt
|
|
|
|
if not nt._supports_virtual_terminal():
|
|
return False
|
|
except (ImportError, AttributeError):
|
|
return False
|
|
|
|
try:
|
|
return os.isatty(sys.stderr.fileno())
|
|
except io.UnsupportedOperation:
|
|
return sys.stderr.isatty()
|