just replace error message

Author: h-vetinari

pandas/core/strings.py

@@ -2345,14 +2345,7 @@ def _legal_dtype(series):
                 # no NaNs - can just concatenate
                 result = cat_core(all_cols, sep)
         except TypeError as exc:
-            if re.match((r'can only concatenate str \(not [\w\"]+) to str'
-                         r'|'  # different numpy version have...
-                         r'Can\'t convert [\w\']+ object to str implicitly'
-                         r'|'  # ... different error messages in np.sum
-                         r'must be str, not \w+'),
-                        str(exc)):
-                raise TypeError(err_wrong_dtype)
-            raise exc
+            raise TypeError(err_wrong_dtype)
 
         if isinstance(self._orig, Index):
             # add dtype for case that result is all-NA