r21409 - /trunk/pipe_control/mol_res_spin.py -- November 12, 2013 - 19:45

Author: bugman
Date: Tue Nov 12 19:45:04 2013
New Revision: 21409

URL: http://svn.gna.org/viewcvs/relax?rev=21409&view=rev
Log:
Created the pipe_control.mol_res_spin.is_pseudoatom() function to simplify 
pseudo-atom handling.


Modified:
    trunk/pipe_control/mol_res_spin.py

Modified: trunk/pipe_control/mol_res_spin.py
URL: 
http://svn.gna.org/viewcvs/relax/trunk/pipe_control/mol_res_spin.py?rev=21409&r1=21408&r2=21409&view=diff
==============================================================================
--- trunk/pipe_control/mol_res_spin.py (original)
+++ trunk/pipe_control/mol_res_spin.py Tue Nov 12 19:45:04 2013
@@ -1590,6 +1590,23 @@
 
     # Return the IDs.
     return spin_ids
+
+
+def is_pseudoatom(spin=None):
+    """Check if the given spin container corresponds to a pseudo-atom.
+
+    @keyword spin:  The spin container to check.
+    @type spin:     SpinContainer instance
+    @return:        True if this is a pseudo-atom, False otherwise.
+    @rtype:         bool
+    """
+
+    # Check for the 'members' data structure.
+    if hasattr(spin, 'members'):
+        return True
+
+    # Normal atom.
+    return False
 
 
 def index_molecule(mol_name=None, pipe=None):