add force join elsewhere

binarycpython/utils/HPC.py

@@ -65,7 +65,8 @@ class HPC(condor,slurm):
         Check the joinfiles to make sure they all exist
         and their .saved equivalents also exist
         """
-        if os.path.exists(joiningfile):
+        if self.grid_options['HPC_force_join'] == 0 and \
+           os.path.exists(joiningfile):
             if vb:
                 print("cannot join: joiningfile exists at {}".format(joiningfile))
             return False