def findjar():
  
    calldir = os.path.dirname(os.path.realpath(__file__))
    jardir = os.path.join(calldir, 'lib', '*.jar')
    jar = glob.glob(jardir)
    if len(jar) != 0 or not os.path.exists(jar[0]):
        raise Exception("Cannot find jar, looking at %s" % jar)
    else:
        return jar[0]
dataset/ETHPy150Open freeman-lab/spark-ml-streaming/python/mlstreaming/util.py/findjar/operator `==` -> `!=`