Add stream config schema to config.schema.yml. Add black to makefile.

Makefile

 schema:
 	python setup.py insert_schema
+	$(MAKE) black
+
+black:
+	black -l 90 pi_mqtt_gpio
 
 packages: clean schema sdist wheel2 wheel3
 

config.schema.yml

@@ -145,6 +145,27 @@ sensor_modules:
         required: no
         default: yes
 
+stream_modules:
+  type: list
+  required: no
+  default: []
+  schema:
+    type: dict
+    allow_unknown: yes
+    schema:
+      name:
+        type: string
+        required: yes
+        empty: no
+      module:
+        type: string
+        required: yes
+        empty: no
+      cleanup:
+        type: boolean
+        required: no
+        default: yes
+
 digital_inputs:
   type: list
   required: no
@@ -286,6 +307,52 @@ sensor_inputs:
         default: 2
         min: 0
 
+stream_reads:
+  type: list
+  required: no
+  default: []
+  schema:
+    type: dict
+    allow_unknown: yes
+    schema:
+      name:
+        type: string
+        required: yes
+        empty: no
+      module:
+        type: string
+        required: yes
+        empty: no
+      retain:
+        type: boolean
+        required: no
+        default: no
+      encoding:
+        type: string
+        required: no
+      interval:
+        type: float
+        required: no
+        default: 60
+        min: 0.01
+
+stream_writes:
+  type: list
+  required: no
+  default: []
+  schema:
+    type: dict
+    allow_unknown: yes
+    schema:
+      name:
+        type: string
+        required: yes
+        empty: no
+      module:
+        type: string
+        required: yes
+        empty: no
+
 logging:
   type: dict
   required: no

pi_mqtt_gpio/modules/__init__.py

@@ -91,6 +91,7 @@ class GenericSensor(object):
         """
         pass
 
+
 class GenericStream(object):
     """
     Abstracts a generic stream interface to be implemented