s to self in new table politic

pydynamo/core/politics.py

@@ -58,7 +58,7 @@ def new_cst_politic(self, cst, date, new_value):
     self.reset_eqs()
 
 
-def new_table_politic(s, var, date, new_value):
+def new_table_politic(self, var, date, new_value):
     """Add a new equations to `s` for the table used by the variable `var`. The table changes from its former value to `new_value` after the `date`.
     
     Parameters