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shlex.join is available in Python 3.8, which is the LLVM Project's minimum version. https://docs.python.org/3/library/shlex.html#shlex.join
40 lines
1.1 KiB
Python
40 lines
1.1 KiB
Python
import binascii
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import subprocess
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def get_command_output(command):
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try:
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return subprocess.check_output(
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command, shell=True, universal_newlines=True
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).rstrip()
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except subprocess.CalledProcessError as e:
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return e.output
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def bitcast_to_string(b: bytes) -> str:
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"""
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Take a bytes object and return a string. The returned string contains the
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exact same bytes as the input object. (latin1 <-> unicode transformation is
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an identity operation for the first 256 code points).
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"""
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return b.decode("latin1")
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def bitcast_to_bytes(s: str) -> bytes:
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"""
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Take a string and return a bytes object. The returned object contains the
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exact same bytes as the input string. (latin1 <-> unicode transformation isi
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an identity operation for the first 256 code points).
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"""
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return s.encode("latin1")
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def unhexlify(hexstr):
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"""Hex-decode a string. The result is always a string."""
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return bitcast_to_string(binascii.unhexlify(hexstr))
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def hexlify(data):
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"""Hex-encode string data. The result if always a string."""
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return bitcast_to_string(binascii.hexlify(bitcast_to_bytes(data)))
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