evol 3

utils/parsers/data_preparation.py

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+#!.venv/bin/python
+from utils.database.connection import connetti_db
+import utils.timestamp.date_check as date_check
+import logging
+
+logger = logging.getLogger(__name__)
+
+def get_data(cfg, id):
+    with connetti_db(cfg) as conn:
+        cur = conn.cursor()
+        cur.execute(f'select unit_name, tool_name, tool_data from {cfg.dbname}.{cfg.dbrectable} where id = {id}')
+        unit_name, tool_name, tool_data = cur.fetchone()
+        cur.close()
+        conn.close()
+        return unit_name, tool_name, tool_data
+
+def make_matrix(cfg, id):
+    UnitName, ToolNameID, ToolData = get_data(cfg, id)
+    righe = ToolData.splitlines()
+    matrice_valori = []
+    for riga in [riga for riga in righe if ';|;' in riga]:
+        timestamp, batlevel, temperature, rilevazioni = riga.split(';',3)
+        EventDate, EventTime = timestamp.split(' ')
+        valori_nodi = rilevazioni.lstrip('|;').rstrip(';').split(';|;') # Toglie '|;' iniziali, toglie eventuali ';' finali, dividi per ';|;'
+        for num_nodo, valori_nodo in enumerate(valori_nodi, start=1):
+            valori = valori_nodo.split(';')
+            matrice_valori.append([UnitName, ToolNameID, num_nodo, date_check.conforma_data(EventDate), EventTime, batlevel, temperature] + valori + ([None] * (19 - len(valori))))
+    return matrice_valori