prototype for a camera server client plus CLI control script

cameras/waiting_epics.py

@@ -0,0 +1,14 @@
+import epics
+from epics import caget
+
+
+def caput(*args, wait=True, **kwargs):
+    return epics.caput(*args, wait=wait, **kwargs)
+
+
+class PV(epics.PV):
+
+    def put(self, *args, wait=True, **kwargs):
+        super().put(*args, wait=wait, **kwargs)
+
+