L2SS-234: Inspect archive from python

Added mysql.connector python module to itango and jupyter environment

Added new DB-retrieve methods to devices/util/archiver.py

Added a jupyter notebook test file called archiving_test.ipynb

Closes L2SS-234

devices/test/devices/random_data.py

@@ -17,7 +17,7 @@ sys.path.append(parentdir)
 # PyTango imports
 from tango import DevState
 from tango.server import run, Device, attribute, command
-from numpy import random
+from numpy import random, double
 
 __all__ = ["Random_Data", "main"]
 
@@ -388,7 +388,7 @@ class Random_Data(Device):
         min_warning = 0.98,
         fget = read,
     )
-
+    
     # General methods
     def init_device(self):
         """