Added broken pipe handling.

slave.py

@@ -1,6 +1,7 @@
 import socket
 import sys
 
+
 ledNames = [
      "power",
      "lan0",
@@ -37,6 +38,7 @@ def setLed(index, color):
     finally:
         file.close()
     
+
 def handleData(data):
     databyline = data.split("\n")
     try:
@@ -84,13 +86,15 @@ while True:
                 allData+=data.decode('utf-8')
                 if allData.find('\n\n') > -1:
                     break
-            eprint('all data: {}'.format(allData))\
+            eprint('all data: {}'.format(allData))
             
             if not handleData(allData) is 0:
                 conn.sendall("error".encode('utf-8'))
             else:
                 conn.sendall("OK".encode('utf-8'))
-
+    except BrokenPipeError:
+        eprint("connection from {} has broken a pipe.".format(client_address))
+        conn.close()
     finally:
         # Clean up the connection
         conn.close()