✏️ Editing: initialise.py Read Only

# Copyright Jonathan Hartley 2013. BSD 3-Clause license, see LICENSE file.
import atexit
import sys

from .ansitowin32 import AnsiToWin32

orig_stdout = sys.stdout
orig_stderr = sys.stderr

wrapped_stdout = sys.stdout
wrapped_stderr = sys.stderr

atexit_done = False

def reset_all():
    AnsiToWin32(orig_stdout).reset_all()

def init(autoreset=False, convert=None, strip=None, wrap=True):

if not wrap and any([autoreset, convert, strip]):
        raise ValueError('wrap=False conflicts with any other arg=True')

global wrapped_stdout, wrapped_stderr
    sys.stdout = wrapped_stdout = \
        wrap_stream(orig_stdout, convert, strip, autoreset, wrap)
    sys.stderr = wrapped_stderr = \
        wrap_stream(orig_stderr, convert, strip, autoreset, wrap)

global atexit_done
    if not atexit_done:
        atexit.register(reset_all)
        atexit_done = True

def deinit():
    sys.stdout = orig_stdout
    sys.stderr = orig_stderr

def reinit():
    sys.stdout = wrapped_stdout
    sys.stderr = wrapped_stdout

def wrap_stream(stream, convert, strip, autoreset, wrap):
    if wrap:
        wrapper = AnsiToWin32(stream,
            convert=convert, strip=strip, autoreset=autoreset)
        if wrapper.should_wrap():
            stream = wrapper.stream
    return stream

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