dict cursor e pool conn

utils/database/nodes_query.py

@@ -1,37 +1,36 @@
-from utils.database.connection import connetti_db
+
+import aiomysql
 import logging
 
 logger = logging.getLogger(__name__)
 
-def get_nodes_type(cfg: object, tool: str, unit: str) -> tuple:
+async def get_nodes_type(cfg: object, tool: str, unit: str, pool) -> tuple:
 
-    with connetti_db(cfg) as conn:
-        cur = conn.cursor(dictionary=True)
-        query = f"""
-            SELECT t.name AS name, n.seq AS seq, n.num AS num, n.channels AS channels, y.type AS type, n.ain AS ain, n.din AS din
-            FROM {cfg.dbname}.{cfg.dbnodes} AS n
-            INNER JOIN tools AS t ON t.id = n.tool_id
-            INNER JOIN units AS u ON u.id = t.unit_id
-            INNER JOIN nodetypes AS y ON n.nodetype_id = y.id
-            WHERE y.type NOT IN ('Anchor Link', 'None') AND t.name = '{tool}' AND u.name = '{unit}'
-            ORDER BY n.num;
-        """
-        #logger.info(f"{unit} - {tool}: Executing query: {query}")
-        cur.execute(query)
-        results = cur.fetchall()
-        logger.info(f"{unit} - {tool}: {cur.rowcount} rows selected to get node type/Ain/Din/channels.")
-        cur.close()
-        conn.close()
+    async with pool.acquire() as conn:
+        async with conn.cursor(aiomysql.DictCursor) as cur:
+            await cur.execute(f"""
+                SELECT t.name AS name, n.seq AS seq, n.num AS num, n.channels AS channels, y.type AS type, n.ain AS ain, n.din AS din
+                FROM {cfg.dbname}.{cfg.dbnodes} AS n
+                INNER JOIN tools AS t ON t.id = n.tool_id
+                INNER JOIN units AS u ON u.id = t.unit_id
+                INNER JOIN nodetypes AS y ON n.nodetype_id = y.id
+                WHERE y.type NOT IN ('Anchor Link', 'None') AND t.name = '{tool}' AND u.name = '{unit}'
+                ORDER BY n.num;
+            """)
+
+            results = await cur.fetchall()
+            logger.info(f"{unit} - {tool}: {cur.rowcount} rows selected to get node type/Ain/Din/channels.")
+
+            if not results:
+                logger.info(f"{unit} - {tool}: Node/Channels/Ain/Din not defined.")
+                return None, None, None, None
+            else:
+                channels, types, ains, dins = [], [], [], []
+                for row in results:
+                    channels.append(row['channels'])
+                    types.append(row['type'])
+                    ains.append(row['ain'])
+                    dins.append(row['din'])
+                return channels, types, ains, dins
 
-        if not results:
-            logger.info(f"{unit} - {tool}: Node/Channels/Ain/Din not defined.")
-            return None, None, None, None
-        else:
-            channels, types, ains, dins = [], [], [], []
-            for row in results:
-                channels.append(row['channels'])
-                types.append(row['type'])
-                ains.append(row['ain'])
-                dins.append(row['din'])
-            return channels, types, ains, dins