helpers.py 文件源码

def start_jaer(jaer_path, jaer_exec="jAERViewer1.5_linux.sh"):
    """Start jAER from Python.

    This script is written for Linux usage,
    An error will be raised if it's Windows OS.
    Instead, windows user needs to manually setup jAER.

    Parameters
    ----------
    jaer_path : string
        absolute save path of jAER.
        e.g. /Users/dgyHome/Documents/workspace/jaer/trunk
    jaer_exec : string
        The executable of jAER. Version 1.5 is assumed.

    Returns
    -------
    An opened jAER viewer.
    """
    # Check OS type
    if os.name != "posix":
        raise ValueError("The Operating System is not a POSIX platform")

    commands = "cd "+jaer_path+"; bash "+jaer_exec
    process = subprocess.Popen(commands, stdout=subprocess.PIPE, shell=True)

    return process