Add creation of file `orientation.txt`

Convert_Matlab/inst_eddies_v6.py

@@ -189,4 +189,12 @@ nml["grid_nml"] = dict(corner_deg = [matlab_data["X"][0], matlab_data["Y"][0]],
 for factory in factories:
     fname = path.join(factory["SHPC"], "grid_nml.txt")
     nml.write(fname, force = True)
+    fname = path.join(factory["SHPC"], "orientation.txt")
+    
+    with open(fname, "w") as f:
+        if factory["cyclone"]:
+            f.write("cyclones\n")
+        else:
+            f.write("anticyclones\n")
+            
     for k, v in factory["writers"].items(): v.close()