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avoid recursion if init called more than one time #408

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avoid recursion if init called more than one time #408

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14 changes: 12 additions & 2 deletions colorama/initialise.py
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Original file line number Diff line number Diff line change
Expand Up @@ -34,14 +34,23 @@ def reset_all():
AnsiToWin32(orig_stdout).reset_all()


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

_initialized = False

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
global orig_stdout, orig_stderr

global _initialized

if _initialized:
raise ValueError("Calling init() twice will result in recursion.")

if not _initialized:
_initialized = True

orig_stdout = sys.stdout
orig_stderr = sys.stderr

Expand All @@ -62,6 +71,7 @@ def init(autoreset=False, convert=None, strip=None, wrap=True):
atexit_done = True



def deinit():
if orig_stdout is not None:
sys.stdout = orig_stdout
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