pass through all kwargs from BSCache to bsread.source

bstrd/bscache.py

@@ -1,5 +1,6 @@
-from time import sleep
 from bsread import source, dispatcher
+from bsread import BIND, CONNECT, PUSH, PULL, PUB, SUB # make these easier to access
+
 from .bsvar import BSVar
 from .prodthread import ProdThread
 
@@ -12,9 +13,10 @@ FIXED_CHANNELS = {
 
 class BSCache:
 
-    def __init__(self, timeout=1000, maxsize=100):
+    def __init__(self, maxsize=100, **kwargs):
-        self.timeout = timeout
+        kwargs.setdefault("receive_timeout", 1000)
-        self.channels = {}
+        self.channels = kwargs.pop("channels", {})
+        self.kwargs = kwargs
         self.data = None
         self.pt = ProdThread(self.run, maxsize=maxsize)
 
@@ -34,7 +36,7 @@ class BSCache:
     def run(self, running):
         timeout_counter = 0
         configs = self.channels.values()
-        with source(channels=configs, receive_timeout=self.timeout) as src:
+        with source(channels=configs, **self.kwargs) as src:
             while running.is_set():
                 msg = src.receive()
                 if msg is None: