33 lines
927 B
Python
33 lines
927 B
Python
import shlex
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import subprocess
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try:
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from exceptions import RuntimeError
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except ImportError:
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# Python3 doesn't require this anymore
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pass
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def bytefmt(num):
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for unit in [ "", "Ki", "Mi", "Gi" ]:
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if num < 1024.0:
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return "{:.2f}{}B".format(num, unit)
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num /= 1024.0
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return "{:05.2f%}{}GiB".format(num)
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def durationfmt(duration):
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minutes, seconds = divmod(duration, 60)
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hours, minutes = divmod(minutes, 60)
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res = "{:02d}:{:02d}".format(minutes, seconds)
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if hours > 0: res = "{:02d}:{}".format(hours, res)
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return res
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def execute(cmd, wait=True):
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args = shlex.split(cmd)
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p = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
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if wait:
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out, err = p.communicate()
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if p.returncode != 0:
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raise RuntimeError("{} exited with {}".format(cmd, p.returncode))
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return out.decode("utf-8")
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return None
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