Merge pull request #4 from chrisflesher/feature/0002-ethernet-support

Allow Ethernet Connections (python)

docs/library.rst

@@ -7,8 +7,9 @@ passing the path to a serial device to the constructor.
 .. code:: python
 
     >>> from simple_rpc import Interface
-    >>> 
+    >>>
     >>> interface = Interface('/dev/ttyACM0')
+    >>> ethernet_interface = Interface('socket://192.168.1.50:10000')
 
 Every exported method will show up as a class method of the ``interface`` class
 instance. These methods can be used like any normal class methods.

docs/usage.rst

@@ -64,3 +64,10 @@ makes use of the demo_ sketch in the device examples.
 
 .. _example: https://simplerpc.readthedocs.io/en/latest/usage.html#example
 .. _demo: https://github.com/jfjlaros/simpleRPC/blob/master/examples/demo/demo.ino
+
+Ethernet connections
+---------------
+
+To connect to ethernet or WiFi devices:
+
+    $ simple_rpc list -d socket://192.168.1.50:10000

simple_rpc/simple_rpc.py

@@ -1,7 +1,7 @@
 from time import sleep
 from types import MethodType
 
-from serial import Serial
+from serial import serial_for_url
 from serial.serialutil import SerialException
 
 from .extras import make_function
@@ -27,12 +27,14 @@ def __init__(self, device, baudrate=9600, wait=1, autoconnect=True):
         self._device = device
         self._wait = wait
 
-        self._connection = Serial(baudrate=baudrate)
+        self._connection = serial_for_url(device)
+        self._connection.baudrate = baudrate
         self._version = (0, 0, 0)
         self._endianness = b'<'
         self._size_t = b'H'
         self.methods = {}
 
+        self.close()
         if autoconnect:
             self.open()