Added ability to specify datetime limits

python/tagserver_SQLite.py

@@ -53,22 +53,24 @@ def main():
     print(tagList)
 
     while True:
-        for r in tagList:
-            r["val"] = readTag(PLC_IP_ADDRESS, str(r['name']))[0]
-            print("{0} - {1}".format(r["name"], r["val"]))
-            if not r["val"] == r["lastVal"]:
-                with con:
-                    cur = con.cursor()
-                    aQuery = """INSERT INTO vals (tagID, val) VALUES ('%d', '%f');""" % (r["id"], float(r["val"]))
-                    print(aQuery)
-                    cur.execute(aQuery)
-                    con.commit()
-                r["lastVal"] = r["val"]
+        try:
+            for r in tagList:
+                r["val"] = readTag(PLC_IP_ADDRESS, str(r['name']))[0]
+                print("{0} - {1}".format(r["name"], r["val"]))
+                if not r["val"] == r["lastVal"]:
+                    with con:
+                        cur = con.cursor()
+                        aQuery = """INSERT INTO vals (tagID, val) VALUES ('%d', '%f');""" % (r["id"], float(r["val"]))
+                        print(aQuery)
+                        cur.execute(aQuery)
+                        con.commit()
+                    r["lastVal"] = r["val"]
 
-        time.sleep(scan_rate)
-    # except Exception as err:
-    #     print err
-    #     pass
+            time.sleep(scan_rate)
+
+        except Exception as err:
+            print err
+            main()
 
 if __name__ == '__main__':
     main()