Added default config file

Author: avara1986

examples/microservice_requests/__init__.py

@@ -1,6 +1,3 @@
-import os
-
 from pyms.flask.app import Microservice
 
-os.environ["CONFIGMAP_FILE"] = "config.yml"
-ms = Microservice(service="my-ms", path=__file__)
+ms = Microservice(service="my-ms", path=__file__)

examples/microservice_swagger/main.py

@@ -1,8 +1,5 @@
-import os
-
 from pyms.flask.app import Microservice
 
-os.environ["CONFIGMAP_FILE"] = "config.yml"
 ms = Microservice(service="my-ms", path=__file__)
 app = ms.create_app()
 

examples/mininum_microservice/main.py

@@ -1,14 +1,15 @@
-import os
 from flask import jsonify
+
 from pyms.flask.app import Microservice
 
-os.environ["CONFIGMAP_FILE"] = "config.yml"
 ms = Microservice(service="my-minimal-microservice", path=__file__)
 app = ms.create_app()
 
+
 @app.route("/")
 def example():
     return jsonify({"main": "hello world"})
 
+
 if __name__ == '__main__':
     app.run()

pyms/config/confile.py

@@ -13,6 +13,7 @@
 
 class ConfFile(dict):
     empty_init = False
+    default_file = "config.yml"
 
     def __init__(self, *args, **kwargs):
         """
@@ -63,9 +64,9 @@ def __getattr__(self, name, *args, **kwargs):
                 raise AttrDoesNotExistException("Variable {} not exist in the config file".format(name))
 
     def _get_conf_from_env(self):
-        file = os.environ.get(CONFIGMAP_FILE_ENVIRONMENT)
-        logger.info("[CONF] Searching file in ENV[{}]: {}...".format(CONFIGMAP_FILE_ENVIRONMENT, file))
-        return self._get_conf_from_file(os.environ.get(CONFIGMAP_FILE_ENVIRONMENT))
+        config_file = os.environ.get(CONFIGMAP_FILE_ENVIRONMENT, self.default_file)
+        logger.info("[CONF] Searching file in ENV[{}]: {}...".format(CONFIGMAP_FILE_ENVIRONMENT, config_file))
+        return self._get_conf_from_file(config_file)
 
     def _get_conf_from_file(self, path: Text) -> dict:
         if not path or not os.path.isfile(path):