Merge pull request #2508 from scarrucciu/patch-1

Fix --dependency arg bug in create_adapter_plugin

CHANGELOG.md

@@ -6,9 +6,13 @@
 - Added intersection syntax for model selector ([#2167](https://github.com/fishtown-analytics/dbt/issues/2167), [#2417](https://github.com/fishtown-analytics/dbt/pull/2417))
 - Extends model selection syntax with at most n-th parent/children `dbt run --models 3+m1+2` ([#2052](https://github.com/fishtown-analytics/dbt/issues/2052), [#2485](https://github.com/fishtown-analytics/dbt/pull/2485)) 
 
+### Fixes
+- Fixed an error in create_adapter_plugins.py script when -dependency arg not passed ([#2507](https://github.com/fishtown-analytics/dbt/issues/2507), [#2508](https://github.com/fishtown-analytics/dbt/pull/2508))
+
 Contributors:
  - [@raalsky](https://github.com/Raalsky) ([#2417](https://github.com/fishtown-analytics/dbt/pull/2417), [#2485](https://github.com/fishtown-analytics/dbt/pull/2485))
- - [@alf-mindshift](https://github.com/alf-mindshift) ([#2431](https://github.com/fishtown-analytics/dbt/pull/2431)
+ - [@alf-mindshift](https://github.com/alf-mindshift) ([#2431](https://github.com/fishtown-analytics/dbt/pull/2431))
+ - [@scarrucciu](https://github.com/scarrucciu) ([#2508](https://github.com/fishtown-analytics/dbt/pull/2508))
 
 ## dbt 0.17.0 (Release TBD)
 

core/scripts/create_adapter_plugins.py

@@ -248,11 +248,12 @@ def parse_args(argv=None):
         parsed.title_case = parsed.adapter.title()
 
     if parsed.set_dependency:
+
+        prefix = '\n        '
+
         if parsed.dependency:
             # ['a', 'b'] => "'a',\n        'b'"; ['a'] -> "'a',"
-
-            prefix = '\n        '
-
+
             parsed.dependency = prefix + prefix.join(
                 "'{}',".format(d) for d in parsed.dependency
             )