fix pandas changes?

src/pysme/nlte.py

@@ -531,6 +531,8 @@ def select_levels(self, conf, term, species, rotnum):
         low = self.linelist["term_lower"][lineindices]
         upp = self.linelist["term_upper"][lineindices]
         # Remove quotation marks (if any are there)
+        low = low.astype(str)
+        upp = upp.astype(str)
         low = np.char.replace(low, "'", "")
         upp = np.char.replace(upp, "'", "")
         # Get only the relevant part
@@ -984,7 +986,7 @@ def update_coefficients(self, sme, dll, lfs_nlte):
                     # loop through the list of relevant _lines_, substitute both their levels into the main b matrix
                     # Make sure both levels have corrections available
                     if lr[0] != -1 and lr[1] != -1:
-                        dll.InputNLTE(bmat[:, lr], li)
+                        dll.InputNLTE(bmat[:, lr].T, li)
 
         # flags = sme_synth.GetNLTEflags(sme.linelist)