Add code to insert the config schema before building.

.travis.yml

@@ -8,6 +8,7 @@ install:
 - pip install tox
 script:
 - tox -e $TOX_ENV
+before_deploy: make schema
 deploy:
   provider: pypi
   user: flyte

Makefile

+schema:
+	python setup.py insert_schema
+
+packages: schema sdist wheel2 wheel3 clean
+
+sdist: schema
+	python setup.py sdist
+
+wheel2: schema
+	python2 setup.py bdist_wheel
+
+wheel3: schema
+	python3 setup.py bdist_wheel
+
+clean:
+	cp pi_mqtt_gpio/__init__.py.die pi_mqtt_gpio/__init__.py
+	rm -rf .cache .eggs build *.egg-info
+	find pi_mqtt_gpio -type d -name __pycache__ -exec rm -rf {} \;

config.schema.yml

@@ -35,6 +35,22 @@ mqtt:
       allowed:
         - "3.1"
         - "3.1.1"
+    status_topic:
+      type: string
+      required: no
+      default: status
+    status_payload_running:
+      type: string
+      required: no
+      default: running
+    status_payload_stopped:
+      type: string
+      required: no
+      default: stopped
+    status_payload_dead:
+      type: string
+      required: no
+      default: dead
 
 gpio_modules:
   type: list

pi_mqtt_gpio/__init__.py

-import yaml
-
-CONFIG_SCHEMA = yaml.load("""
-mqtt:
-  type: dict
-  required: yes
-  schema:
-    host:
-      type: string
-      empty: no
-      required: no
-      default: localhost
-    port:
-      type: integer
-      min: 1
-      max: 65535
-      required: no
-      default: 1883
-    user:
-      type: string
-      required: no
-      default: ""
-    password:
-      type: string
-      required: no
-      default: ""
-    topic_prefix:
-      type: string
-      required: no
-      default: ""
-      coerce: rstrip_slash
-    protocol:
-      type: string
-      required: no
-      empty: no
-      coerce: tostring
-      default: "3.1.1"
-      allowed:
-        - "3.1"
-        - "3.1.1"
-
-gpio_modules:
-  type: list
-  required: yes
-  schema:
-    type: dict
-    allow_unknown: yes
-    schema:
-      name:
-        type: string
-        required: yes
-        empty: no
-      module:
-        type: string
-        required: yes
-        empty: no
-
-digital_inputs:
-  type: list
-  required: no
-  default: []
-  schema:
-    type: dict
-    schema:
-      name:
-        type: string
-        required: yes
-        empty: no
-      module:
-        type: string
-        required: yes
-        empty: no
-      pin:
-        type: integer
-        required: yes
-        min: 0
-      on_payload:
-        type: string
-        required: yes
-        empty: no
-      off_payload:
-        type: string
-        required: yes
-        empty: no
-      pullup:
-        type: boolean
-        required: no
-        default: no
-      pulldown:
-        type: boolean
-        required: no
-        default: no
-
-digital_outputs:
-  type: list
-  required: no
-  default: []
-  schema:
-    type: dict
-    schema:
-      name:
-        type: string
-        required: yes
-      module:
-        type: string
-        required: yes
-      pin:
-        type: integer
-        required: yes
-        min: 0
-      on_payload:
-        type: string
-        required: no
-        empty: no
-      off_payload:
-        type: string
-        required: no
-        empty: no
-""")
+import sys
+print("FATAL ERROR: The file at pi_mqtt_gpio/__init__.py should be replaced us"
+      "ing 'make schema' before packaging.")
+sys.exit(1)

pi_mqtt_gpio/__init__.py.die

+import sys
+print("FATAL ERROR: The file at pi_mqtt_gpio/__init__.py should be replaced us"
+      "ing 'make schema' before packaging.")
+sys.exit(1)

pi_mqtt_gpio/__init__.py.template

+import yaml
+
+CONFIG_SCHEMA = yaml.load("""
+$config_schema
+""")

setup.py

@@ -5,13 +5,18 @@ Setuptools script for the pi-mqtt-gpio project.
 
 import os
 from textwrap import fill, dedent
+from string import Template
+from distutils.core import Command
+
 
 try:
     from setuptools import setup, find_packages
+    from setuptools.command.build_py import build_py
 except ImportError:
     from ez_setup import use_setuptools
     use_setuptools()
     from setuptools import setup, find_packages
+    from setuptools.command.build_py import build_py
 
 
 def required(fname):
@@ -22,9 +27,31 @@ def required(fname):
     ).read().split('\n')
 
 
+class SchemaCommand(Command):
+    user_options = []
+
+    def run(self):
+        if self.dry_run:
+            return
+
+        with open("pi_mqtt_gpio/__init__.py.template") as f_templ:
+            templ = Template(f_templ.read())
+        with open("config.schema.yml") as f_schema:
+            with open("pi_mqtt_gpio/__init__.py", "w") as f_out:
+                f_out.write(templ.substitute(config_schema=f_schema.read()))
+                f_out.flush()
+
+    def initialize_options(self):
+        pass
+
+    def finalize_options(self):
+        pass
+
+
 setup(
     name="pi_mqtt_gpio",
     version="0.0.12",
+    cmdclass={"insert_schema": SchemaCommand},
     packages=find_packages(
         exclude=[
             "*.tests",