added file for generating table with 5 best times from each map

RaceTimer/python3/generate_top_5_times_query.py

@@ -0,0 +1,55 @@
+from settings import get_connection_racetimer
+
+def main():
+    with get_connection_racetimer() as conn:
+        with conn.cursor(buffered=True) as cur:
+            sql_statement = """
+                select column_name from information_schema.columns
+                where table_schema = 'unloze_racetimer_css'
+                and TABLE_NAME = 'zetimer_table_new'
+                order by table_name,ordinal_position
+            """
+            cur.execute(sql_statement)
+            res = cur.fetchall()
+
+            #removing steamid and name
+            res.pop(0)
+            res.pop(0)
+            sql_statement = "TRUNCATE TABLE unloze_racetimer_css.top5"
+            cur.execute(sql_statement)
+            for index, result in enumerate(res):
+                result = result[0]
+                sql_statement = f"""alter table unloze_racetimer_css.top5
+                    add column if not exists {result} DOUBLE """
+                cur.execute(sql_statement)
+                if index == 0:
+                    sql_statement = f"""
+                        insert into unloze_racetimer_css.top5 ({result})
+                        SELECT t2.{result}
+                         FROM unloze_racetimer_css.zetimer_table_new t2
+                             WHERE 
+                                t2.{result} > 0
+                             ORDER BY t2.{result} ASC
+                         LIMIT 5
+                    """
+                else:
+                    sql_statement = f"""
+                        update unloze_racetimer_css.top5 t             
+                         INNER JOIN (
+                            SELECT
+                                {result},
+                                ROW_NUMBER() OVER (ORDER BY {result} ASC) AS row_num
+                            FROM unloze_racetimer_css.zetimer_table_new
+                            WHERE {result} > 0
+                            limit 5
+                        ) t2 ON t.id = t2.row_num
+                         set t.{result} = t2.{result}      
+                         where t.id = t2.row_num
+                    """
+                cur.execute(sql_statement)
+            conn.commit()
+        conn.close()
+
+if __name__ == '__main__':
+    main()
+