don't use legacy format for ahloc

pyloc3d.py

 #!/usr/bin/env python3
 
+#  import os
+#  os.environ['LD_LIBRARY_PATH'] = "/ssd/du23lag/python/ahloc3d"
+
 from _ahloc_3d import ffi, lib
 from ctypes import create_string_buffer
 
-parfile = "../ahloc3d/test.par"
+parfile = "./test.par"
 cstr_parfile = parfile.encode('utf8')
 lib.setup_output(cstr_parfile)
 lib.ReadParfile(cstr_parfile)
-wus = lib.read_work()
+lib.read_work()
+#  print("legacy_data = ", lib.legacy_data)
+lib.stdout_verbose = 0
+#  print("stdout_verbose = ", lib.stdout_verbose)
+n_work = lib.n_work
+work = lib.work
+for i in range(n_work):
+    lib.load_data_and_derivatives(work[i])
+

test.par

@@ -15,10 +15,10 @@ sym.mode = AXISYM
 test.Kerr = 0
 test.Kerr.a = 0.0
 
-AHloc.datadir = /home/sarah/data/new_ah_test/old_data/output_ah
+AHloc.datadir = /ssd/du23lag/python/output_ah
 AHloc.outdir = old_data_new_ahloc
 
-data.legacy = 1
+data.legacy = 0
 
 output.flowstatus = 1
 output.flowstatus.every = 100