Table.__str__: Take the limit parameter into account

Author: pavlin-policar

Orange/data/table.py

@@ -123,10 +123,15 @@ def sp_values(matrix, variables):
             _, columns = matrix.shape
 
             row_entries, idx = [], 0
-            while len(row_entries) < 5 and idx < len(variables):
+            while idx < len(variables):
+                # Make sure to stop printing variables if we limit the output
+                if limit and len(row_entries) >= 5:
+                    break
+
                 var = variables[idx]
                 if var.is_discrete or matrix[row, idx]:
                     row_entries.append("%s=%s" % (var.name, var.str_val(matrix[row, idx])))
+
                 idx += 1
 
             s = ", ".join(row_entries)