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"""
Program that just does busywork, yields stdout/stderr and ignores stdin.
Useful for measuring CPU usage of the code interfacing with it without
expecting the test environment to have much of anything.
Accepts a single argv argument, which is the number of cycles to run.
"""
import sys
import time
num_cycles = int(sys.argv[1])
for i in range(num_cycles):
out = "[{}] This is my stdout, there are many like it, but...\n".format(i)
print(out, file=sys.stdout, flush=True)
err = "[{}] To err is human, to stderr is superhuman\n".format(i)
print(out, file=sys.stderr, flush=True)
time.sleep(0.1)
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