override settings and schema as CLI options

README.rst

@@ -77,6 +77,32 @@ Advanced Features
    --single-order \
    --template my_template.yml
 
+2. Use a custom settings file
+::
+
+   # 1. save and edit a copy of the default settings
+   $ line_item_manager show settings > my_settings.yml
+
+   # 2. edit my_settings.yml; e.g. use a custom bidder code
+
+   # 3. create line items referencing your custom settings
+   $ line_item_manager create my_config.yml \
+   --single-order \
+   --settings my_settings.yml
+
+3. Use a custom schema file
+::
+
+   # 1. save and edit a copy of the default schema
+   $ line_item_manager show schema > my_schema.yml
+
+   # 2. edit my_schema.yml; e.g. use a custom currency list
+
+   # 3. create line items referencing your custom schema
+   $ line_item_manager create my_config.yml \
+   --single-order \
+   --schema my_schema.yml
+
 Local Development
 -----------------
 

line_item_manager/__init__.py

@@ -5,7 +5,7 @@
 __version__ = '0.2.10'
 
 # For an official release, use dev_version = ''
-dev_version = ''
+dev_version = '1'
 
 version = __version__
 if dev_version:

line_item_manager/cli.py

@@ -40,6 +40,12 @@ def cli(ctx: click.core.Context, version: bool) -> None:
 @click.option('--template',
               type=click.Path(exists=True), help='Advanced users: path to custom line item template. ' \
               'Use "line_item_manager show template" to see the package default')
+@click.option('--settings',
+              type=click.Path(exists=True), help='Advanced users: path to settings file. ' \
+              'Use "line_item_manager show settings" to see the package default')
+@click.option('--schema',
+              type=click.Path(exists=True), help='Advanced users: path to schema file. ' \
+              'Use "line_item_manager show schema" to see the package default')
 @click.option('--single-order', '-s', is_flag=True,
               help='Create a single set of orders instead of orders per bidder.')
 @click.option('--bidder-code', '-b', multiple=True,
@@ -154,13 +160,18 @@ def show_resource(filename: str) -> None:
         print(fp.read())
 
 @cli.command()
-@click.argument('resource', type=click.Choice(['config', 'bidders', 'template']))
+@click.argument('resource', type=click.Choice(['config', 'bidders', 'template',
+                                               'settings', 'schema']))
 def show(resource: str) -> None:
     """Show resources"""
     if resource == 'config':
         show_resource('conf.d/line_item_manager.yml')
     if resource == 'template':
         show_resource('conf.d/line_item_template.yml')
+    if resource == 'settings':
+        show_resource('conf.d/settings.yml')
+    if resource == 'schema':
+        show_resource('conf.d/schema.yml')
     if resource == 'bidders':
         print("%-25s%s" % ('Code', 'Name'))
         print("%-25s%s" % ('----', '----'))

line_item_manager/config.py

@@ -18,7 +18,7 @@ class Config:
     def __init__(self):
         self._schema = None
         self._cpm_names = None
-        self._app = load_package_file('settings.yml')
+        self._app = None
         self._start_time = datetime.now()
         self.set_logger()
 
@@ -42,6 +42,8 @@ def set_log_level(self) -> None:
 
     @property
     def app(self) -> dict:
+        if self._app is None:
+            self._app = self.settings_obj()
         return self._app
 
     @property
@@ -88,7 +90,8 @@ def network_name(self) -> str:
     @property
     def schema(self) -> dict:
         if self._schema is None:
-            self._schema = load_package_file('schema.yml')
+            self._schema = load_file(self.cli['schema']) if self.cli['schema'] else \
+              load_package_file('schema.yml')
         return self._schema
 
     def bidder_codes(self) -> List[str]:
@@ -141,6 +144,11 @@ def template_src(self) -> str:
                 return fp.read()
         return read_package_file('line_item_template.yml')
 
+    def settings_obj(self) -> dict:
+        if self.cli['settings']:
+            return load_file(self.cli['settings'])
+        return load_package_file('settings.yml')
+
     def pre_create(self) -> None:
         li_ = self.user['line_item']
         is_standard = li_['item_type'].upper() == "STANDARD"

line_item_manager/operations.py

@@ -116,10 +116,11 @@ class CreativeVideo(Creative):
                      'vastRedirectType', 'duration')
 
     def __init__(self, *args, xsi_type: str='VastRedirectCreative', vastRedirectType: str='LINEAR',
-                 duration: int=config.app['prebid']['creative']['video']['max_duration'], **kwargs):
+                 duration: int, **kwargs):
         kwargs['xsi_type'] = xsi_type
         kwargs['vastRedirectType'] = vastRedirectType
-        kwargs['duration'] = duration
+        kwargs['duration'] = duration if duration else \
+          config.app['prebid']['creative']['video']['max_duration']
         super().__init__(*args, **kwargs)
 
 class CreativeBanner(Creative):

tests/conftest.py

@@ -12,6 +12,10 @@ def pytest_configure():
 
 @pytest.fixture
 def cli_config(request):
+    config._app = None
+    config._cpm_names = None
+    config._schema = None
+
     # patch
     cli_str = request.node.get_closest_marker('command').args[0]
     cli_args = shlex.split(cli_str)

tests/resources/li_template.yml

@@ -1,3 +1,4 @@
+# custom template file
 orderId: {{ li.order.id }}
 name: "{{ li_cfg.name }}"