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How to use write_cores method in autotest

Best Python code snippet using autotest_python

crash_handler.py

Source:crash_handler.py

...132                   time.ctime(float(crash_time)))133    report += "Program backtrace:\n%s\n" % backtrace134    report_path = os.path.join(basedir, 'report')135    write_to_file(report_path, report)136def write_cores(core_data, dir_list):137    """138    Write core files to all directories, optionally providing reports.139    @param core_data: Contents of the core file.140    @param dir_list: List of directories the cores have to be written.141    @param report: Whether reports are to be generated for those core files.142    """143    syslog.syslog("Writing core files to %s" % dir_list)144    for result_dir in dir_list:145        if not os.path.isdir(result_dir):146            os.makedirs(result_dir)147        core_path = os.path.join(result_dir, 'core')148        core_path = write_to_file(core_path, core_file, report=True)149if __name__ == "__main__":150    syslog.openlog('AutotestCrashHandler', 0, syslog.LOG_DAEMON)151    global crashed_pid, crash_time, uid, signal, hostname, exe152    try:153        full_functionality = False154        try:155            crashed_pid, crash_time, uid, signal, hostname, exe = sys.argv[1:]156            full_functionality = True157        except ValueError, e:158            # Probably due a kernel bug, we can't exactly map the parameters159            # passed to this script. So we have to reduce the functionality160            # of the script (just write the core at a fixed place).161            syslog.syslog("Unable to unpack parameters passed to the "162                          "script. Operating with limited functionality.")163            crashed_pid, crash_time, uid, signal, hostname, exe = (None, None,164                                                                   None, None,165                                                                   None, None)166        if full_functionality:167            core_dir_name = 'crash.%s.%s' % (exe, crashed_pid)168        else:169            core_dir_name = 'core.%s' % generate_random_string(4)170        # Get the filtered results dir list171        results_dir_list = get_results_dir_list(crashed_pid, core_dir_name)172        # Write the core file to the appropriate directory173        # (we are piping it to this script)174        core_file = sys.stdin.read()175        if (exe is not None) and (crashed_pid is not None):176            syslog.syslog("Application %s, PID %s crashed" % (exe, crashed_pid))177        write_cores(core_file, results_dir_list)178    except Exception, e:...

find_cores.py

Source:find_cores.py

...37    # force.38    r = distance.cdist(z_core, z, "euclidean")39    return rho_sph(r, 6)40    41def write_cores(sim_dir, idxs):42    file_name = path.join(sim_dir, "halos", "cores.dat")43    with open(file_name, "wb") as fp:44        fp.write(struct.pack("qqq", idxs.shape[0],45                             idxs.shape[1], idxs.shape[2]))46        idxs = idxs.flatten()47        idxs = np.asarray(idxs, dtype=np.int32)48        idxs.tofile(fp)49def write_core_positions(sim_dir, x, v):50    file_name = path.join(sim_dir, "halos", "core_pos.dat")51    with open(file_name, "wb") as fp:52        fp.write(struct.pack("qq", x.shape[0], x.shape[1]))53        x, v = x.flatten(), v.flatten()54        x = np.asarray(x, dtype=np.float32)55        v = np.asarray(v, dtype=np.float32)56        x.tofile(fp)57        v.tofile(fp)58        59def core_position(idxs, x):60    return x[idxs[0]]61def core_velocity(idxs, v, scale):62    return np.sqrt(scale)*v[idxs[0]]63def track_cores_snap(info, sim_dir, snap, h, hist, infall_core_idxs,64                     core_idxs, core_x, core_v):65    print("snap", snap)66    base_dir, suite, halo_name = find_infall_cores.parse_sim_dir(sim_dir)    67    param = symlib.parameter_table[suite]68    scale = symlib.scale_factors(sim_dir)69    owner_all = symlib.read_particles(info, sim_dir, snap, "ownership")70    valid_all = symlib.read_particles(info, sim_dir, snap, "valid")71    x_all = symlib.read_particles(info, sim_dir, snap, "x")72    v_all = symlib.read_particles(info, sim_dir, snap, "v")73    for sub_i in range(1, len(h)):74        if snap < hist["merger_snap"][sub_i]:75            continue76        elif snap == hist["merger_snap"][sub_i]:77            n_core = np.min(N_CORE_MAX)78            x, v = x_all[sub_i], v_all[sub_i]79            idx = infall_core_idxs[sub_i,:n_core]80            core_idxs[sub_i,snap,:n_core] = idx81            core_x[sub_i,snap,:] = core_position(idx, x)82            core_v[sub_i,snap,:] = core_velocity(idx, v, scale[snap])83        else:84            owner, valid = owner_all[sub_i], valid_all[sub_i]85            x, v = x_all[sub_i], v_all[sub_i]86            87            n_core = np.sum(core_idxs[sub_i,snap-1,:] >= 0)88            x_core = x[core_idxs[sub_i,snap-1,:n_core]]89            v_core = v[core_idxs[sub_i,snap-1,:n_core]]90            ok = valid & (owner == 0)91            92            idx = np.arange(len(x), dtype=int)[ok]93            rho = phase_space_density(x_core, v_core, x[ok], v[ok])94            95            top_n_idx = np.argpartition(rho, -n_core)[-n_core:]96            top_n_rho = rho[top_n_idx]97            top_n_order = np.argsort(top_n_rho)[::-1]98            idx = idx[top_n_idx[top_n_order]]99            core_idxs[sub_i,snap,:n_core] = idx100            core_x[sub_i,snap,:] = core_position(idx, x)101            core_v[sub_i,snap,:] = core_velocity(idx, v, scale[snap])102            103def track_cores(sim_dir):104    base_dir, suite, halo_name = find_infall_cores.parse_sim_dir(sim_dir)105    106    param = symlib.parameter_table[suite]107    scale = symlib.scale_factors(sim_dir)108    n_snap = len(scale)109        110    h, hist = symlib.read_subhalos(param, sim_dir)111    112    info = symlib.ParticleInfo(sim_dir)113    core_idxs = np.ones((len(h), n_snap, N_CORE_MAX), dtype=int)*-1114    core_x = np.zeros((len(h), n_snap, 3))115    core_v = np.zeros((len(h), n_snap, 3))116    117    infall_core_idxs = symlib.read_particles(info, sim_dir, 0, "infall_core")118    for snap in range(np.min(hist["merger_snap"][1:]), n_snap):119        track_cores_snap(info, sim_dir, snap, h, hist, infall_core_idxs,120                         core_idxs, core_x, core_v)121        122    write_cores(sim_dir, core_idxs)123    write_core_positions(sim_dir, core_x, core_v)124def main():125    config_name, idx_str = sys.argv[1], sys.argv[2]126    target_idx = int(idx_str)127    sim_dirs = find_infall_cores.get_sim_dirs(config_name)128    129    for host_i in range(len(sim_dirs)):130        if host_i != target_idx and target_idx != -1: continue131        sim_dir = sim_dirs[host_i]132        if sim_dir[-1] == "/": sim_dir = sim_dir[:-1]133        track_cores(sim_dir)...

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