def __init__(self, run, stdout, stderr, stdin, env=None):
    _ = env
    Popen.running_args = run
    Popen.stdout = stdout
    Popen.stderr = stderr
    Popen.stdin = stdin
    Popen.returncode = 0

    try:
      # Store the content of the executable file.
      Popen.binary = open(run[0]).read()
    except __HOLE__:
      Popen.binary = None
dataset/ETHPy150Open google/grr/grr/lib/test_lib.py/Popen.__init__