0.3(добавление функции добавки блюда)

tables/cath_table.py

@@ -15,23 +15,29 @@ class CathTable(DbTable):
     
     def delete(self, val):
         sql = "DELETE FROM " + self.table_name()
-        sql += " WHERE " + "".join(self.column_names_without_id())
+        sql += " WHERE cath_name"
         sql += "=" + "'" + "".join(val) + "';"
         cur = self.dbconn.conn.cursor()
         cur.execute(sql)
         self.dbconn.conn.commit()
     
     def find_by_name(self, name):
+        flag = 0
         cur = self.dbconn.conn.cursor()
-        
         sql_sel = "SELECT id FROM " + self.table_name()
         sql_sel += " WHERE cath_name = " + "'" + name + "'" + ";"
-        cur.execute(sql_sel) 
+        cur.execute(sql_sel)            
+        ret = cur.fetchone()
+        # print(ret)
+        if(ret != None):
+            flag = 1
+            return [flag, list(ret)[0]]
+        else:
+            return [flag, list(ret)[0]]   
         # sql = "SELECT * FROM " + self.table_name()
         # sql += " ORDER BY "
         # sql += ", ".join(self.primary_key())
         # sql += " LIMIT 1 OFFSET %(offset)s"
         # cur.execute(sql, {"offset": num - 1})
-        # print(cur)
-        return cur.fetchone()       
+        # print(cur)