Fix python3 syntax

Author: rdemaria

pytimber/LHCBSRT.py

@@ -310,7 +310,7 @@ def update_beta_lsf_energy(self,t1,t2,beth=None,betv=None,
     mask = np.logical_and(bsrt_array['time']>=t1,bsrt_array['time']<=t2)
     for k,v in zip(['beth','betv','lsfh','lsfv','energy'],[beth,betv,lsfh,lsfv,energy]):
       if verbose:
-       print k,'old=',bsrt_array[k][mask],'new=',v
+       print(k,'old=',bsrt_array[k][mask],'new=',v)
       if v is None:
         continue
       bsrt_array[k][mask] = v

pytimber/LHCBWS.py

@@ -10,7 +10,7 @@
     be present to run pytimbertools""")
 
 import pytimber
-import toolbox as tb
+import pytimber.toolbox as tb
 
 from .dataquery import set_xaxis_date
 from .localdate import parsedate,dumpdate