r8014 - /1.3/generic_fns/structure/main.py -- November 21, 2008 - 18:35

Author: bugman
Date: Fri Nov 21 18:35:42 2008
New Revision: 8014

URL: http://svn.gna.org/viewcvs/relax?rev=8014&view=rev
Log:
The structure.load_spins() user function now tests if a structure has been 
loaded.


Modified:
    1.3/generic_fns/structure/main.py

Modified: 1.3/generic_fns/structure/main.py
URL: 
http://svn.gna.org/viewcvs/relax/1.3/generic_fns/structure/main.py?rev=8014&r1=8013&r2=8014&view=diff
==============================================================================
--- 1.3/generic_fns/structure/main.py (original)
+++ 1.3/generic_fns/structure/main.py Fri Nov 21 18:35:42 2008
@@ -57,12 +57,16 @@
     # Test if the current data pipe exists.
     pipes.test()
 
+    # Alias the current data pipe.
+    cdp = pipes.get_pipe()
+
+    # Test if the structure exists.
+    if not hasattr(cdp, 'structure') or not cdp.structure.num > 0:
+        raise RelaxNoPdbError
+
     # Print out.
     print "Adding the following spins to the relax data store.\n"
     write_header(sys.stdout, mol_name_flag=True, res_num_flag=True, 
res_name_flag=True, spin_num_flag=True, spin_name_flag=True)
-
-    # Alias the current data pipe.
-    cdp = pipes.get_pipe()
 
     # Loop over all atoms of the spin_id selection.
     for mol_name, res_num, res_name, atom_num, atom_name, element, pos in 
cdp.structure.atom_loop(atom_id=spin_id, str_id=str_id, mol_name_flag=True, 
res_num_flag=True, res_name_flag=True, atom_num_flag=True, 
atom_name_flag=True, element_flag=True, pos_flag=True, ave=ave_pos):