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spinner.py
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55 lines (43 loc) · 1.3 KB
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import os
import sys
import threading
import time
class Spinner:
busy = False
delay = 0.0001
@staticmethod
def spinning_cursor():
while 1:
for cursor in "|/-\\":
yield cursor
def __init__(self, delay=None):
self.spinner_generator = self.spinning_cursor()
if delay and float(delay):
self.delay = delay
def spinner_task(self):
while self.busy:
sys.stdout.write(next(self.spinner_generator))
sys.stdout.flush()
time.sleep(self.delay)
sys.stdout.write("\b")
sys.stdout.flush()
def __enter__(self):
self.busy = True
threading.Thread(target=self.spinner_task).start()
def __exit__(self, exception, value, tb):
self.busy = False
time.sleep(self.delay)
if exception is not None:
return False
class HiddenPrints:
def __enter__(self):
self._original_stdout = sys.stdout
sys.stdout = open(os.devnull, "w")
def __exit__(self, exc_type, exc_val, exc_tb):
sys.stdout.close()
sys.stdout = self._original_stdout
# Example Usage
if __name__ == "__main__":
with Spinner():
# Do some work here.
time.sleep(1)