Network: Remove sender parameter

This commit closes #61.

Documentation/API/quickstart.rst

@@ -7,9 +7,6 @@ To communicate with the ICOtronic system use the :class:`Network` class:
 
 .. autoclass:: Network
 
-.. note::
-   Please ignore the ``sender`` parameter, you will never need to change it. In fact, we are `planning to get rid of the parameter in a future version of ICOc <https://github.com/MyTooliT/ICOc/issues/61>`_.
-
 We recommend you use the context manager to open and close the connection (to the STU):
 
 .. doctest::

mytoolit/can/network.py

@@ -387,20 +387,14 @@ class Network:
     # - https://mytoolit.github.io/Documentation/#page-system-configuration
     ADVERTISEMENT_TIME_EEPROM_TO_MS = 0.625
 
-    def __init__(self, sender: Union[str, Node] = "SPU 1") -> None:
+    def __init__(self) -> None:
         """Create a new network from the given arguments
 
         Please note, that you have to clean up used resources after you use
         this class using the method `shutdown`. Since this class implements
         the context manager interface we recommend you use a with statement to
         handle the cleanup phase automatically.
 
-        Parameters
-        ----------
-
-        sender:
-            The default sender of the network
-
         Examples
         --------
 
@@ -447,7 +441,7 @@ def __init__(self, sender: Union[str, Node] = "SPU 1") -> None:
         # We create the notifier when we need it for the first time, since
         # there might not be an active loop when you create the network object
         self._notifier: Optional[Notifier] = None
-        self.sender = Node(sender)
+        self.sender = Node("SPU 1")
 
     async def __aenter__(self) -> Network:
         """Initialize the network