def _where(filename, dirs=[], env="PATH"):
    if not isinstance(dirs, list):
        dirs = [dirs]
    if glob(filename):
        return filename
    paths = [os.curdir] + os.environ[env].split(os.path.pathsep) + dirs
    for path in paths:
        for match in glob(os.path.join(path, filename)):
            if match:
                return os.path.normpath(match)
    raise IOError("File not found: %s" % filename)
Deletes route by name.
dataset/ETHPy150Open phaethon/scapy/scapy/arch/windows/__init__.py/_where--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/solutions-google-compute-engine-cluster-for-hadoop/gce_api.py/GceApi.DeleteRoute