Minor updates to Chunker, FrameObj, MolSys

Frames/FrameChunker.py

@@ -230,7 +230,7 @@ def complete_chunks(self):
     def partial_chunk(self):
         """
         If a chunk was partially completed, this determines how many data
-        objects of that chunk were finised
+        objects of that chunk were finished
 
         Returns
         -------

Frames/eval_fr.py

@@ -167,7 +167,7 @@ def __init__(self,select=None,molecule=None):
         self.__frames_loaded=False #Flag to check if frames currently loaded
         self.include=None #Record of which frames were included in calculation
         self.mode=self.defaults['mode']
-        self.sampling_info={'tf':None,'dt':None,'n':None,'nr':None} #Record the sampling info
+        self.sampling_info={'tf':None,'dt':None,'n':None,'nr':None,'t0':None} #Record the sampling info
 
         self.return_index=ReturnIndex(**self.terms)   
         self.t=None
@@ -351,8 +351,8 @@ def load_frames(self,n=-1,nr=10,index=None):
         tf=len(self.select.traj)
         index=sparse_index(tf,n,nr)
         if self.__frames_loaded:
-            if np.all(self.vecs['index']==index):return
-        self.sampling_info={'tf':tf,'dt':self.select.traj.dt/1e3,'n':n,'nr':nr}
+            if np.all(self.vecs['index']==index) and self.sampling_info['t0']==self.traj.t0:return
+        self.sampling_info={'tf':tf,'dt':self.select.traj.dt/1e3,'n':n,'nr':nr,'t0':self.traj.t0}
         self.vecs=mol2vec(self,index=index)
         self.__frames_loaded=True
         self.include=None   #If new frames loaded, we should re-set what frames used for correlation functions

Selection/MolSys.py

@@ -775,7 +775,7 @@ def del_sel(self,index) -> None:
             for i in index:self.del_sel(i)
             return
 
-        for f in ['sel1','sel2','_repr_sel','label']:
+        for f in ['sel1','sel2','_repr_sel','_label']:
             v=getattr(self,f)
             if v is not None and len(v):
                 setattr(self,f,np.delete(v,index))